C450 Service Manual(Field Service)

8/3/2019 C450 Service Manual(Field Service)

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SERVICE MANUAL

2005.032005.03

Ver. 1.0Ver. 1.0

FIELD SERVICE


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SAFETY AND IMPORTA

Read carefully the Safety and Important Warning Items described be

them before doing service work.

Because of possible hazards to an inexperienced person servicing th

the risk of damage to the product, KONICA MINOLTA BUSINESS TE

(hereafter called the KMBT) strongly recommends that all servicing b

KMBT-trained service technicians.Changes may have been made to this product to improve its perform

Manual was printed. Accordingly, KMBT does not warrant, either exp

the information contained in this Service Manual is complete and acc

The user of this Service Manual must assume all risks of personal in

the product while servicing the product for which this Service Manua

Therefore, this Service Manual must be carefully read before doing se

course of technical training and even after that, for performing maintthe product properly.

Keep this Service Manual also for future service.

In this Service Manual, each of three expressions DANGER, CAUTION is defined as follows together with a symbol mark to

meaning.

When servicing the product, the relevant works (disassembling, reas

repair, maintenance, etc.) need to be conducted with utmost care.

SAFETY AND IMPORTANT WARNIN

IMPORTANT NOTICE

DESCRIPTION ITEMS FOR DANGER,

WARNING AND CAUTION

DANGER: Action having a high possibility of suffering de

WARNING: Action having a possibility of suffering death o

CAUTION: Action having a possibility of suffering a sligh

trouble, and property damage


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SAFETY AND IMPORTANT WARNING ITEMS

[1] MODIFICATIONS NOT AUTHORIZED BY KONICA MBUSINESS TECHNOLOGIES, INC.

KONICA MINOLTA brand products are renowned for their high reliability

achieved through high-quality design and a solid service network.

Product design is a highly complicated and delicate process where num

physical, and electrical aspects have to be taken into consideration, with

at proper tolerances and safety factors. For this reason, unauthorized mo

a high risk of degradation in performance and safety. Such modifications

strictly prohibited. the points listed below are not exhaustive, but they illu

ing behind this policy.

SAFETY WARNINGS

Prohibited Actions

DANGER Using any cables or power cord not specified by KMBT.

Using any fuse or thermostat not specified by KMBT.Safety will not be assured, leading to a risk of fire and

injury.

Disabling fuse functions or bridging fuse terminals with

wire, metal clips, solder or similar object.

Disabling relay functions (such as wedging paper between

relay contacts)


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SAFETY AND IMPORTA

[2] POWER PLUG SELECTION

In some countries or areas, the power plug provided with the produc

used in the area. In that case, it is obligation of customer engineer (he

to attach appropriate power plug or power cord set in order to connesupply.

Power Cord Set or Power Plug

WARNING

Use power supply cord set which meets the following

criteria:

- provided with a plug having configuration intended for

the connection to wall outlet appropriate for the prod-

uct's rated voltage and current, and

- the plug has pin/terminal(s) for grounding, and

- provided with three-conductor cable having enough cur-

rent capacity, and

- the cord set meets regulatory requirements for the area.

Use of inadequate cord set leads to fire or electric shock.

Attach power plug which meets the following criteria:

- having configuration intended for the connection to wall

outlet appropriate for the product's rated voltage and

current, and

- the plug has pin/terminal(s) for grounding, and

- meets regulatory requirements for the area.

Use of inadequate cord set leads to the product connect-

ing to inadequate power supply (voltage, current capacity,

grounding), and may result in fire or electric shock.

Conductors in the power cable must be connected to ter-

minals of the plug according to the following order:

Black or Brown: L (line)

White or Light Blue: N (neutral)

Green/Yellow: PE (earth)


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[3] CHECKPOINTS WHEN PERFORMING ON-SITE SE

KONICA MINOLTA brand products are extensively tested before shipping

applicable safety standards are met, in order to protect the customer and

neer (hereafter called the CE) from the risk of injury. However, in daily usequipment may be subject to parts wear and eventual failure. In order to

and reliability, the CE must perform regular safety checks.

1. Power Supply

Connection to Power Supply

WARNING

Check that mains voltage is as specified.

Connection to wrong voltage supply may result in fire or

electric shock.

Connect power plug directly into wall outlet having same

configuration as the plug.

Use of an adapter leads to the product connecting to

inadequate power supply (voltage, current capacity,

grounding), and may result in fire or electric shock.

If proper wall outlet is not available, advice the customer

to contact qualified electrician for the installation.

Plug the power cord into the dedicated wall outlet with a

capacity greater than the maximum power consumption.

If excessive current flows in the wall outlet, fire may

result.

If two or more power cords can be plugged into the wall

outlet, the total load must not exceed the rating of the wall

outlet.

If excessive current flows in the wall outlet, fire may

result.

Make sure the power cord is plugged in the wall outlet


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SAFETY AND IMPORTA

Power Plug and Cord

WARNING When using the power cord set (inlet type) that came with

this product, make sure the connector is securely inserted

in the inlet of the product.

When securing measure is provided, secure the cord with

the fixture properly.

If the power cord (inlet type) is not connected to the prod-uct securely, a contact problem may lead to increased

resistance, overheating, and risk of fire.

Check whether the power cord is not stepped on or

pinched by a table and so on.

Overheating may occur there, leading to a risk of fire.

Check whether the power cord is damaged. Check

whether the sheath is damaged.

If the power plug, cord, or sheath is damaged, replace

with a new power cord (with plug and connector on each

end) specified by KMBT. Using the damaged power cordmay result in fire or electric shock.

Do not bundle or tie the power cord.

Overheating may occur there, leading to a risk of fire.

Check whether dust is collected around the power plug

and wall outlet.

Using the power plug and wall outlet without removing

dust may result in fire.


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2. Installation Requirements

Wiring

WARNING Never use multi-plug adapters to plug multiple power cords

in the same outlet.

If used, the risk of fire exists.

When an extension cord is required, use a specified one.Current that can flow in the extension cord is limited, so

using a too long extension cord may result in fire.

Do not use an extension cable reel with the cable taken

up. Fire may result.

Prohibited Installation Places

WARNING

Do not place the product near flammable materials or vola-

tile materials that may catch fire.A risk of fire exists.

Do not place the product in a place exposed to water such

as rain.

A risk of fire and electric shock exists.

When not Using the Product for a long time

WARNING

When the product is not used over an extended period of


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SAFETY AND IMPORTA

Ventilation

CAUTION

The product generates ozone gas during operation, but it

will not be harmful to the human body.

If a bad smell of ozone is present in the following cases,

ventilate the room.

a. When the product is used in a poorly ventilated room

b. When taking a lot of copies

c. When using multiple products at the same time

Stability

CAUTION

Be sure to lock the caster stoppers.

In the case of an earthquake and so on, the product may

slide, leading to a injury.

Inspection before Servicing

CAUTION

Before conducting an inspection, read all relevant docu-

mentation (service manual, technical notices, etc.) and

proceed with the inspection following the prescribed pro-

cedure, using only the prescribed tools. Do not make any

adjustment not described in the documentation.

If the prescribed procedure or tool is not used, the prod-

uct may break and a risk of injury or fire exists.

Before conducting an inspection, be sure to disconnect


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Work Performed with the Product Powered On

WARNING

Take every care when making adjustments or performing

an operation check with the product powered.

If you make adjustments or perform an operation check

with the external cover detached, you may touch live or

high-voltage parts or you may be caught in moving gears

or the timing belt, leading to a risk of injury. Take every care when servicing with the external cover

detached.

High-voltage exists around the drum unit. A risk of elec-

tric shock exists.

Safety Checkpoints

WARNING

Check the exterior and frame for edges, burrs, and other

damage.

The user or CE may be injured.

Do not allow any metal parts such as clips, staples, and

screws to fall into the product.

They can short internal circuits and cause electric shock

or fire.

Check wiring for squeezing and any other damage.

Current can leak, leading to a risk of electric shock or

fire.

Carefully remove all toner remnants and dust from electri-

cal parts and electrode units such as a charging corona


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SAFETY AND IMPORTA

Check electrode units such as a charging corona unit for

deterioration and sign of leakage.

Current can leak, leading to a risk of trouble or fire.

Before disassembling or adjusting the write unit (P/H unit)

incorporating a laser, make sure that the power cord has

been disconnected.

The laser light can enter your eye, leading to a risk of

loss of eyesight.

Do not remove the cover of the write unit. Do not supply

power with the write unit shifted from the specified mount-

ing position.

The laser light can enter your eye, leading to a risk of

loss of eyesight.

When replacing a lithium battery, replace it with a new lith-

ium battery specified in the Parts Guide Manual. Dispose

of the used lithium battery using the method specified by

local authority.

Improper replacement can cause explosion.

After replacing a part to which AC voltage is applied (e.g.,

optical lamp and fixing lamp), be sure to check the installa-

tion state.

A risk of fire exists.

Check the interlock switch and actuator for loosening and

check whether the interlock functions properly.

If the interlock does not function, you may receive an

electric shock or be injured when you insert your hand in

the product (e g for clearing paper jam)

Safety Checkpoints

WARNING


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Make sure that all screws, components, wiring, connec-

tors, etc. that were removed for safety check and mainte-

nance have been reinstalled in the original location. (Pay

special attention to forgotten connectors, pinched cables,

forgotten screws, etc.)

A risk of product trouble, electric shock, and fire exists.

Safety Checkpoints

WARNING

Handling of Consumables

WARNING

Toner and developer are not harmful substances, but caremust be taken not to breathe excessive amounts or let the

substances come into contact with eyes, etc. It may be

stimulative.

If the substances get in the eye, rinse with plenty of water

immediately. When symptoms are noticeable, consult a

physician.

Never throw the used cartridge and toner into fire.

You may be burned due to dust explosion.

Handling of Service Materials

CAUTION

Unplug the power cord from the wall outlet.


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SAFETY AND IMPORTA

Use only a small amount of cleaner at a time and take

care not to spill any liquid. If this happens, immediately

wipe it off.

A risk of fire exists.

When using any solvent, ventilate the room well.

Breathing large quantities of organic solvents can lead to

discomfort.

Handling of Service Materials

CAUTION


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[4] Used Batteries Precautions

ALL Areas

CAUTION

Danger of explosion if battery is incorrectly replaced.Replace only with the same or equivalent type recommended by the ma

Dispose of used batteries according to the manufacturers instructions.

Germany

VORSICHT!

Explosionsgefahr bei unsachgemem Austausch der Batterie.

Ersatz nur durch denselben oder einen vom Hersteller empfohlenen gle

Entsorgung gebrauchter Batterien nach Angaben des Herstellers.

France

ATTENTION

Il y a danger dexplosion sil y a remplacement incorrect de la batterie.

Remplacer uniquement avec une batterie du mme type ou dun type q

mand par le constructeur.

Mettre au rebut les batteries usages conformment aux instructions du

Denmark

ADVARSEL!

Lithiumbatteri - Eksplosionsfare ved fejlagtig hndtering.

Udskiftning m kun ske med batteri af samme fabrikat og type.

Levr det brugte batteri tilbage til leverandren.

Finland, Sweden

VAROlTUS

Paristo voi rjht, jos se on virheellisesti asennettu.

Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiin.

Hvit kytetty paristo valmistajan ohjeiden mukaisesti.

VARNING

Explosionsfara vid felaktigt batteribyte.Anvnd samma batterityp eller en ekvivalent typ som rekommenderas a

tillverkaren.

Kassera anvnt batteri enligt fabrikantens instruktion.

N


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SAFETY AND IMPORTA

[5] FUSE

[6] LED Radiation Safety This product is a copier which operates by means of a LED (light e

sure system. There is no possibility of danger from the LED optica

the LED optical radiation level dose not exceed the accessible rad

under all conditions of operation, maintenance, service and failure

CAUTION

Double pole / neutral fusing

ATTENTION

Double ple / fusible sur le neutre.



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Caution labels shown are attached in some areas on/in the machine.

When accessing these areas for maintenance, repair, or adjustment, spebe taken to avoid burns and electric shock.

WARNING INDICATIONS ON THE MACHINE

High volt

High tempHigh voltage

SAFETY AND IMPORTA


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SAFETY AND IMPORTA

High voltage



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High voltage


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SERVICE MANUAL

M


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After publication of this service manual, the parts and mechanism may b

improvement of their performance.

Therefore, the descriptions given in this service manual may not coincide w

When any change has been made to the descriptions in the service manual, issued with a revision mark added as required.

Revision mark:

To indicate clearly a section revised, show to the left of the revise

A number within represents the number of times the revision has

To indicate clearly a section revised, show in the lower outside se

ing page.

A number within represents the number of times the revision has

NOTE

Revision marks shown in a page are restricted only to the latest ones with th

When a page revised in Ver. 2.0 has been changed in Ver. 3.0:The revision marks for Ver. 3.0 only are shown with those for Ver. 2.0

When a page revised in Ver. 2.0 has not been changed in Ver. 3.0:

The revision marks for Ver. 2.0 are left as they are.

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Field Service Ver. 1.0 Mar. 2005


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CONTENTS

General1. System configuration..............................................................

2. Product specifications ...........................................................

2.1 Type ....................................................................................

2.2 Functions ............................................................................

2.3 Types of Paper....................................................................

2.4 Maintenance .......................................................................2.5 Machine Specifications.......................................................

2.6 Operating Environment.......................................................

2.7 Built-in Controllers ..............................................................

Maintenance3. Periodical check ....................................................................

3.1 Service schedule ................................................................

3.2 Maintenance items...............................................................

3.2.1 Parts to be replaced by users (CRU) ..........................

3.2.2 Maintenance call (per 60,000-print) ............................

3.2.3 Periodical parts replacement 1 (per 150,000-print).....3.2.4 Periodical parts replacement 2 (per 200,000-print).....

3.2.5 Periodical parts replacement 3 (per 300,000-print).....

3.3 Maintenance parts...............................................................

3.3.1 Replacement parts.......................................................

3.3.2 Cleaning parts.............................................................

3.4 Concept of parts life............................................................

3.5 Maintenance procedure (Periodical check parts) ...............

3.5.1 Replacing the Tray 1 Paper Take-up Roller..................

3.5.2 Replacing the Tray 1 Separation Roller Assy..............

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General

Maintenance

Adjustment/Setting

shooting

3.5.12 Replacing the Waste Toner Box.........................................

3.5.13 Cleaning of the Area around the Waste Toner Collecting P

3.5.14 Replacing Ozone Filter .....................................................

3.5.15 Cleaning of the Comb Electrode........................................

3.5.16 Cleaning LPH Assy...........................................................

3.5.17 Replacement of the Deodorant Filter................................

3.5.18 Replacement of the Dust Filter .........................................

3.6 Replacing the unit.....................................................................

3.6.1 Replacing the 2nd Image Transfer Roller Unit ...................3.6.2 Image Transfer Belt Unit ....................................................

3.6.3 Replacing the Imaging Unit (C, M, Y, K) ............................

3.6.4 Replacing the Fusing Unit.................................................

4. Service tool .................................................................................

4.1 CE Tool list ...............................................................................

4.2 Copy materials .........................................................................

4.2.1 Imaging Unit Single Parts (IU) ...........................................

4.2.2 Toner Cartridge Single Parts (T/C) ...................................

4.2.3 Waste Toner Box...............................................................

4.2.4 Maintenance Kit .................................................................

5. Firmware upgrade.......................................................................5.1 Preparations for Firmware rewriting .........................................

5.1.1 Service environment..........................................................

5.1.2 Application to be used ......................................................

5.1.3 Installing the Cygwin.........................................................

5.1.4 Writing into the Compact flash..........................................

5.2 Firmware rewriting....................................................................

5.2.1 Updating method ..............................................................

5.2.2 Action When Data Transfer Fails........................................

6 Other



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6.3.4 Lower Rear Cover/Tray 2 Rear Cover/Rear Cover/Rea

Tray 2 Rear Right Cover/Wiring Cover ........................

6.3.5 IR Upper Front Cover/IR Upper Right Cover/IR Upper

6.3.6 Original Glass/IR Front Cover ......................................6.3.7 Control Panel (UN201)................................................

6.3.8 Tray 1 ..........................................................................

6.3.9 Tray 2 ..........................................................................

6.3.10 Scanner Motor Drive Board (PWB-IC) ........................

6.3.11 CCD Unit......................................................................

6.3.12 Image Processing Board (PWB-C) ..............................

6.3.13 Copier Board (PWB-CF) ..............................................

6.3.14 LAN Board (PWB-LAN)...............................................

6.3.15 Standard Memory (D_FILE0).......................................

6.3.16 Hard Disk Drive (HDD)................................................

6.3.17 Electronic Sorting Board (PWB-ES).............................

6.3.18 MFP Control Board (PWB-MFPC) ..............................

6.3.19 Control Board (PWB-MC) ...........................................

6.3.20 Slide Interface Board (PWB-SIF) .................................

6.3.21 High Voltage Unit/1 (HV1)...........................................

6.3.22 High Voltage Unit/2 (HV2)...........................................

6.3.23 Tray 1 Paper Size Board (PWB-I1)..............................

6.3.24 DC Power Supply (PU1)..............................................

6.3.25 LED Drive Board (PWB-LED) ......................................

6.3.26 Tray 2 Board (PWB-Z)..................................................

6.3.27 Tray 2 Paper Size Board (PWB-I2)..............................6.3.28 Inverter Board (PU201)...............................................

6.3.29 Multi Bypass Unit ........................................................

6.3.30 Toner Hopper Unit.......................................................

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6.3.41 Toner Supply Motor Y/M (M4)............................................

6.3.42 Tray 2 Lift-Up Motor (M101) ...............................................

6.3.43 Tray 2 Paper Feed Motor (M102) ......................................

6.3.44 Tray 2 Vertical Transport Motor (M103).............................

6.3.45 Color PC Drum Motor (M5)...............................................

6.3.46 Color Developing Motor (M6)............................................

6.3.47 K PC Motor (M7)...............................................................

6.3.48 1st Image Transfer Pressure/Retraction Motor (M11).......

6.3.49 2nd Image Transfer Pressure/Retraction Motor (M13)......6.3.50 Intermediate Transport Motor (M14).................................

6.3.51 Fusing Pressure Roller Pressure/Retraction Motor (M19).

6.3.52 Cleaning Brush Motor (M22)..............................................

6.3.53 IDC/Registration Sensor/1,2 (PC8/PC9)...........................

6.3.54 LPH...................................................................................

6.3.55 TCR Sensor Y/M/C (PWB-N1/-N2/-N3) .............................

6.4 Cleaning procedure..................................................................

6.4.1 Tray 1 Paper Take-up Roller..............................................

6.4.2 Tray 1 Separation Roller ....................................................

6.4.3 Bypass Tray Paper Take-up Roller....................................

6.4.4 Bypass Tray Separation Roller..........................................

6.4.5 Tray 2 Paper Take-up Roller..............................................

6.4.6 Tray 2 Pick-up Roller.........................................................

6.4.7 Tray 2 Separation Roller ....................................................

6.4.8 Tray 2 Transport Roller.......................................................

6.4.9 Scanner Rail .....................................................................6.4.10 Mirrors (1st/2nd/3rd) .........................................................

6.4.11 Lens..................................................................................

6.4.12 Original Glass ....................................................................



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8.2 Utility Mode function tree ....................................................

8.3 Utility Mode function setting procedure................................

8.3.1 Procedure ....................................................................

8.3.2 Exiting ..........................................................................8.3.3 Changing the setting value in Utility Mode functions...

8.4 One-Touch Registration......................................................

8.4.1 Scan.............................................................................

8.4.2 Fax ..............................................................................

8.4.3 User Box .....................................................................

8.5 User Setting ........................................................................

8.5.1 System Setting............................................................

8.5.2 Display Setting............................................................

8.5.3 Initial Setting ...............................................................

8.5.4 Copier Setting .............................................................

8.5.5 Scanner Setting ...........................................................

8.5.6 Printer Setting ..............................................................

8.6 Administrator Setting ..........................................................

8.6.1 System Setting.............................................................

8.6.2 Administrator/Machine Setting ....................................

8.6.3 One-Touch Registration ...............................................8.6.4 User Authentication/Account Track .............................

8.6.5 Network Setting...........................................................

8.6.6 Copier Setting ..............................................................

8.6.7 Printer Setting ..............................................................

8.6.8 Fax Setting ..................................................................

8.6.9 System Connection......................................................

8.6.10 Security Setting...........................................................

9. Adjustment item list ...............................................................

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10.4.5 Printer Area.......................................................................

10.4.6 Scan Area.........................................................................

10.4.7 Printer Resist Loop ...........................................................

10.4.8 Color Registration Adjustment ...........................................

10.4.9 LPH Rank .........................................................................

10.4.10 LPH Chip Adjust ...............................................................

10.4.11 Manual Bypass Tray Adjustment.......................................

10.4.12 Lead Edge Erase Adjustment...........................................

10.4.13 Cooling Fan Speed ...........................................................10.5 Firmware Version......................................................................

10.6 Imaging Process Adjustment....................................................

10.6.1 Gradation Adjust ...............................................................

10.6.2 Transfer Belt......................................................................

10.6.3 Cleaning Bias....................................................................

10.6.4 Auto Cleaning ...................................................................

10.6.5 IDC Table Revice ..............................................................

10.6.6 D Max Density ..................................................................

10.6.7 TCR Level Setting.............................................................

10.6.8 Background Voltage Margin..............................................

10.6.9 Transfer Adjust..................................................................

10.6.10 Stabilizer ...........................................................................

10.6.11 Thick Paper Density Adjustment........................................

10.6.12 Thin Paper Duplex Mode ..................................................

10.6.13 TCR Toner Supply .............................................................

10.6.14 Monochrome Density Adjustment.....................................10.6.15 Dev. Bias Choice...............................................................

10.7 CS Remote Care ......................................................................

10.7.1 Outlines.............................................................................



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10.8.1 Marketing Area............................................................

10.8.2 Tel/Fax Number...........................................................

10.8.3 Serial Number .............................................................

10.8.4 No Sleep .....................................................................

10.8.5 Original Size Detection ...............................................

10.8.6 Foolscap Size Setting ..................................................

10.8.7 Initialization .................................................................

10.8.8 Install Date..................................................................

10.9 System 2.............................................................................10.9.1 HDD .............................................................................

10.9.2 Image Controller Setting .............................................

10.9.3 Option Board Status....................................................

10.9.4 Consumable Life Reminder.........................................

10.9.5 Unit Change................................................................

10.9.6 Software Switch Setting ..............................................

10.9.7 Scan Caribration .........................................................

10.9.8 LCT Paper Size Setting...............................................

10.9.9 Line Mag Setting .........................................................

10.9.10 Data Capture...............................................................

10.10 Counter...............................................................................

10.10.1 Procedure ...................................................................

10.10.2 Life ..............................................................................

10.10.3 Jam .............................................................................

10.10.4 Service Call Counter ....................................................

10.10.5 Warning.......................................................................10.10.6 Maintenance ...............................................................

10.10.7 Service Total ...............................................................

10.10.8 Counter of Each Mode ................................................

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10.11.6 Fax Setting List .................................................................

10.12 State Confirmation....................................................................

10.12.1 Sensor Check ...................................................................

10.12.2 Table Number ...................................................................10.12.3 Level History1 ...................................................................

10.12.4 Level History2 ...................................................................

10.12.5 Temp. & Humidity..............................................................

10.12.6 CCD Check.......................................................................

10.12.7 Memory / HDD Adj............................................................

10.12.8 Memory/HDD State ..........................................................

10.12.9 Color Regist ......................................................................

10.12.10 IU Lot No............................................................................

10.12.11 LPH Status........................................................................

10.12.12 Adjustment Data List..........................................................

10.13 Test Mode..................................................................................

10.13.1 Procedure for Test Pattern Output ....................................

10.13.2 Gradation Pattern .............................................................

10.13.3 Halftone Pattern.................................................................

10.13.4 Lattice Pattern...................................................................

10.13.5 Solid Pattern .....................................................................

10.13.6 Color Sample.....................................................................

10.13.7 8 Color Solid Pattern.........................................................

10.13.8 LPH Pattern .......................................................................

10.13.9 Running Mode ..................................................................

10.13.10 Fax Test ............................................................................10.14 ADF ...........................................................................................

10.15 FAX............................................................................................

10.16 Finisher.....................................................................................

S



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11.3.5 IU Life Stop Setting ......................................................

12. Billing Setting ........................................................................

12.1 Billing Setting Function Setting Procedure .........................

12.1.1 Procedure ...................................................................12.1.2 Exiting .........................................................................

12.2 Billing Setting Function Tree ...............................................

12.3 Settings in the Billing Setting ..............................................

12.3.1 Counter Setting ...........................................................

12.3.2 Management Function Choice ....................................

12.3.3 Coverage Rate Clear ..................................................

13. Procedure for Resetting ........................................................

13.1 Trouble resetting .................................................................

13.2 Contents to be cleared by Reset function...........................

14. Mechanical adjustment .........................................................

14.1 Mechanical adjustment of the scanner section...................14.1.1 Adjustment of the Scanner Motor Belt .........................

14.1.2 Focus Positioning of the Scanner and Mirrors Unit.....

14.2 Scanner Position Adjustment..............................................

14.3 Mechanical adjustment of the bypass tray section .............

14.3.1 Adjustment of the Bypass Paper Size Unit .................

Troubleshooting15. Jam Display...........................................................................

15.1 Misfeed Display...................................................................

15.1.1 Misfeed Display Resetting Procedure .........................

15.2 Sensor layout......................................................................15.2.1 System Mounted with PC-402. ...................................

15.2.2 System Mounted with PC-202. ...................................

15.3 Solution...............................................................................

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16.2 Alert code.................................................................................

16.2.1 Alert list.............................................................................

16.3 Solution ....................................................................................

16.3.1 S-1: CCD clamp/gain adjustment failure...........................16.3.2 P-5: IDC Sensor (Front) failure ..........................................

16.3.3 P-28 IDC Sensor (Back) failure.........................................

16.3.4 P-6: Cyan Imaging Unit failure...........................................

16.3.5 P-7: Magenta Imaging Unit failure .....................................

16.3.6 P-8: Yellow Imaging Unit failure ........................................

16.3.7 P-9: Black Imaging Unit failure...........................................

16.3.8 P-21: Color Shift Test Pattern failure..................................

16.3.9 P-22: Color Shift Adjust failure...........................................

16.3.10 P-26: 1st image transfer ATVC (Black) failure....................

16.3.11 P-27: 2nd image transfer ATVC failure ..............................

16.3.12 P-29: 1st image transfer ATVC (Color) failure...................

16.3.13 P-30: Color PC Drum Sensor malfunction.........................

16.3.14 P-31: Black PC Drum Sensor malfunction.........................

16.4 Trouble code.............................................................................

16.4.1 Trouble code list................................................................

16.5 How to reset .............................................................................16.6 Solution ....................................................................................

16.6.1 C0204: Tray 2 Elevator failure...........................................

16.6.2 C0211: Manual Bypass Paper Lifting Failure....................

16.6.3 C0301: Suction Fan Motors failure to turn.........................

16.6.4 C0351: Paper Cooling Fan Motors failure to turn.............

16.6.5 C2151: 2nd Image Transfer Roller pressure/retraction failu

16.6.6 C2152: Image Transfer Belt pressure/retraction failure.....

16.6.7 C2160: Cyan PC Drum Charge Corona malfunction ........

C C C C f



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16.6.18 C2257: Cleaning Brush Motor's failure to turn .............

16.6.19 C2258: Cleaning Brush Motor Turning at abnormal tim

16.6.20 C2351: Toner Suction Fan Motor/K's failure to turn ....

16.6.21 C2352: Toner Suction Fan Motors failure to turn........

16.6.22 C2451: New Transfer Cleaner Unit resetting failure....

16.6.23 C3461: New Fusing Unit resetting failure.....................

16.6.24 C2551: Abnormally low toner density detected Cyan T

16.6.25 C2553: Abnormally low toner density detected Magen

16.6.26 C2555: Abnormally low toner density detected Yellow

16.6.27 C2552: Abnormally high toner density detected Cyan

16.6.28 C2554: Abnormally high toner density detected Mage

16.6.29 C2556: Abnormally high toner density detected Yellow

16.6.30 C2557: Abnormally low toner density detected Black T

16.6.31 C2558: Abnormally high toner density detected Black

16.6.32 C2559: Cyan TCR Sensor adjustment failure .............

16.6.33 C255A: Magenta TCR Sensor adjustment failure.......

16.6.34 C255B: Yellow TCR Sensor adjustment failure............

16.6.35 C255C: Black TCR Sensor adjustment failure.............

16.6.36 C2651: Cyan Imaging Unit EEPROM access error......

16.6.37 C2652: Magenta Imaging Unit EEPROM access error

16.6.38 C2653: Yellow Imaging Unit EEPROM access error....

16.6.39 C2654: Black Imaging Unit EEPROM access error ....

16.6.40 C2655: Cyan LPH correction data download failure ...

16.6.41 C2656: Yellow LPH correction data download failure...

16.6.42 C2657: Magenta LPH correction data download failure16.6.43 C2658: Black LPH correction data download failure....

16.6.44 C3101: Fusing Pressure Roller pressure/retraction fai

16.6.45 C3201: Fusing Drive Motors failure to turn.................

Field Service


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16.6.55 C4705: Printer Time Out....................................................

16.6.56 C4761: Compression hardware timeout ...........................

16.6.57 C4765: Extraction hardware timeout ................................

16.6.58 C4770: JBIG0 Error ..........................................................16.6.59 C4771: JBIG1 Error ..........................................................

16.6.60 C4772: JBIG2 Error ..........................................................

16.6.61 C4773: JBIG3 Error ..........................................................

16.6.62 C4780: Compressor 0 command buffer stop failure .........




16.6.66 CD211: PCI-SDRAM DMA operation failure......................

16.6.67 CD212: Compression/extraction timeout detection...........

16.6.68 C5102: Main Motor's failure to turn....................................

16.6.69 C5103: Main Motor Turning at abnormal timing.................

16.6.70 C5351: Power Supply Cooling Fan Motors failure to turn .

16.6.71 C5353: Cooling Fan Motor 2s failure to turn .....................

16.6.72 C5354: Ozone Ventilation Fan Motors failure to turn........

16.6.73 C5355: Cooling Fan Motor/3s failure to turn .....................

16.6.74 C5356: Cooling Fan Motor/1s failure to turn .....................

16.6.75 C5370: MFP Control Board Cooling Fan Motors failure to

16.6.76 C6102: Scanner Home Sensor malfunction ......................

16.6.77 C6103: Scanner overrun failure........................................

16.6.78 C6301: Scanner Cooling Fan Motors failure to turn.........

16.6.79 C6704: Scanner Time Out .................................................16.6.80 C6751: CCD clamp/gain adjustment failure.......................

16.6.81 C9401: Exposure Lamps failure to turn ON .....................

16.6.82 C9402: Exposure Lamp turning ON at abnormal timing...


16 6 92 CD005 H d Di k E 1


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16.6.92 CD005: Hard Disk Error 1............................................



16.6.95 CD008: Hard Disk Error 4............................................16.6.96 CD009: Hard Disk Error 5............................................

16.6.97 CD00A: Hard Disk Error 6...........................................

16.6.98 CD00B: Hard Disk Error 7...........................................

16.6.99 CD00C: Hard Disk Error 8 ..........................................

16.6.100 CD00D: Hard Disk Error 9 ..........................................

16.6.101 CD00E: Hard Disk Error A ..........................................

16.6.102 CD00F: Hard disk data transfer error...........................

16.6.103 CD010: Hard disk unformat .........................................

16.6.104 CD011: Hard disk specifications error ........................

16.6.105 CD012: Encryption ASIC setting error ........................

16.6.106 CD013: Encryption ASIC mounting error.....................

16.6.107 CD201: File Memory mounting failure .........................

16.6.108 CD202: Memory capacity discrepancy ........................

16.6.109 CD221: NVRAM initialization failure.............................



16.6.112 CE002: Message and Method parameter failure ........

16.6.113 CEEE1: MSC undefined malfunction occurring ...........

16.6.114 CEEE2: Scanner Section undefined malfunction.........

16.6.115 CEEE3: Engine Section undefined malfunction...........

17. Power supply trouble .............................................................17.1 Machine is not Energized at All (PU1 Operation Check) ....

17.2 Control panel indicators do not light. ...................................

17.3 Fusing Heaters do not Operate ...........................................

Field Service

18 2 How to identify problematic part


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Maintenance

Adjustment/Setting

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18.2 How to identify problematic part ................................................

18.2.1 Initial Check Items ............................................................

18.3 Solution ....................................................................................

18.3.1 IR System: white lines in Sub Scan Direction, white bDirection, colored lines in Sub Scan Direction, and colo

Scan Direction ..................................................................

18.3.2 Scanner System: white lines in Main Scan Direction, w

Scan Direction, colored lines in Main Scan Direction, an

Main Scan Direction..........................................................

18.3.3 Scanner System: color spots............................................

18.3.4 Scanner System: fog .........................................................

18.3.5 Scanner System: blurred image, blotchy image................

18.3.6 Scanner System: incorrect color image registration, sync

scan direction) ..................................................................

18.3.7 Scanner System: moire ....................................................

18.3.8 Scanner System: skewed image.......................................18.3.9 Scanner System: distorted image.....................................

18.3.10 Scanner System: low image density, rough image ............

18.3.11 Scanner System: defective ACS.......................................

18.3.12 Scanner System: blank copy, black copy..........................

18.3.13 Scanner System: abnormal image.....................................

18.3.14 Printer Monocolor: white lines in Sub Scan Direction, w

Scan Direction, colored lines colored bands in Sub Sca

lines in Main Scan Direction, white bands in Main Scan

lines in Main Scan Direction, colored bands in Main Scan

18.3.15 Printer Monocolor: uneven density in sub scan direction ..

18.3.16 Printer Monocolor: uneven density in main scan direction

18.3.17 Printer Monocolor: low image density...............................

18.3.18 Printer Monocolor: gradation reproduction failure.............

18.3.19 Printer Monocolor: foggy background...............................

18 3 20 P i t M l id hit t


18 3 28 Printer 4 Color: white lines in main scan direction wh


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18.3.28 Printer 4-Color: white lines in main scan direction, wh

direction, colored lines in main scan direction, and c

scan direction..............................................................

18.3.29 Printer 4-Color: uneven density in sub scan direction.

18.3.30 Printer 4-Color: uneven density in main scan direction

18.3.31 Printer 4-Color: low image density..............................

18.3.32 Printer 4-Color: poor color reproduction.......................

18.3.33 Printer 4-Color: incorrect color image registration .......

18.3.34 Printer 4-Color: void areas, white spots......................

18.3.35 Printer 4-Color: colored spots ......................................

18.3.36 Printer 4-Color: poor fusing performance, offset.........

18.3.37 Printer 4-Color: brush effect, blurred image................

18.3.38 Printer 4-Color: back marking ......................................

18.3.39 Printer 4-Color: 204-mm-pitch uneven image .............

18.3.40 Printer 4-Color: 94-mm-pitch uneven image ...............

Appendix19. Parts layout drawing..............................................................

19.1 Main unit .............................................................................

19.1.1 ADF section ................................................................

19.1.2 IR section ....................................................................

19.1.3 Engine section ............................................................

19.1.4 Tray 1 ..........................................................................

19.1.5 Tray 2 ..........................................................................

19.1.6 Duplex section.............................................................

19.2 PC102/PC202 (Option)........................................................

19.3 PC-402 (Option)..................................................................

19.4 FS-507 (Option)...................................................................

19.5 JS-601 (Option) ...................................................................

Field Service


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Field Service Ver. 1.0 Mar. 2005 1

General


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General

1. System configuration

1/2 System Front View

[1] Machine [6] Paper Feed Cabinet

[2] Working Table WT-501 [7] Finisher FS-507

[3] Paper Feed Cabinet PC-202 [8] Job Separator JS-60

[4] Paper Feed Cabinet PC-102 [9] Finisher FS-603

[5] Desk DK-501 [10] Punch Kit PK-501

[1]

[7]

[8]

[10]

[9]

1. System configuration Field Service

2/2 System Rear View


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General

y

[1] Machine [6] Image Controller IC-40

[2] Fax Kit FK-502 [7] Video Interface Kit VI-

[3] Mount Kit MK-703 [8] Local Interface Kit EK-

[4] Mount Kit MK-704 [9] Mechanical Counter M

[5] Dehumidifier Heater 1C [10] Key Counter Kit KIT-1

PC-102PC-202

PC-402

DK-501

[1]

[7]

[6]

[5]

[9]

[10]

[8]

Field Service Ver. 1.0 Mar. 2005 2.

2 Product specifications


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2. Product specifications

2.1 Type

2.2 Functions

Type Desktop-type printer integrated with scanner

Copying System Electrostatic dry-powdered image transfer to plain

Printing Process Tandem-type indirect electrostatic recording syste

PC Drum Type OPC (organic photo conductor)

Scanning Density Equivalent to 600 dpi

Exposure Lamp White rare-gas fluorescent lamp 30 W

Print Density Equivalent to 600 dpi in main scanning direction

directionPlaten Stationary (mirror scan)

Original Scanning Scanning in main scanning direction with a CCD

(one-shot reading system)

Registration Rear left edge

Paper Feeding System

(Standard)

Three-way system

Multiple Bypass: 150 sheets

Tray 1: 250 sheets

Tray 2: 500 sheetsExposure System Four-LED exposure

Developing System HMT developing system

Charging System DC comb electrode Scorotron system with electro

(manual)

Image Transfer System Intermediate transfer belt system

Paper Separating System Selecting either application of nonwoven fabric bia

low-pressure paper separator claws

Fusing System Belt fusing

Types of Original Sheets, books, and three-dimensional objects

Max. Original Size A3 or 11 17

Multiple Copies 1 to 999

Warm-up Time99 sec. or less

(at ambient temperature of 23 C/73.4 F and rate

Image LossLeading edge: 4.2 mm (3/16 inch), Trailing edge:

Rear edge: 3 mm (1/8 inch), Front edge: 3 mm (1

2. Product specifications Field Service

2.3 Types of Paper


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General

yp p

*1: Image is not guaranteed when thick paper 3 is used.

Optional Paper Feed Cabinet : Only the plain paper and thick paper 1 to

90 g/m2 (16 to 24 lb) is reliably fed.

Automatic Duplex Unit : Only the plain paper and thick paper 1 to

90 g/m2 (17 to 24 lb) is reliably fed.

2.4 Maintenance

Paper Source Tray 1 Tray 2

Copy paper type

Plain paper

(60 to 90 g/m

2

/ 16 to 24 lb)

Translucent paper

OHP transparencies

(crosswise

feeding only)

(20 sheets or less)

Thick paper 1

(91 to 150 g/m2

/ 24-1/4 to 40 lb)

(150 sheets or less

Thick paper 2

(151 to 209 g/m2

/ 40-1/4 to 55-1/2 lb)

Thick paper 3

(210 to 256 g/m2

/ 55-3/4 to 68 lb) *1

Postcards

Envelopes

(10 sheets or less)

Labels

(20 sheets or less)

Copy paper

dimensions

Max. (width length)311.1 457.2 mm

12-1/4 18 inches

297 432 mm

11 17 inches

Min. (width length)90 139.7 mm

3-1/2 5-1/2 inches

140 182 mm

5-1/2 8-1/2 inche

Machine Durability 1,000,000 prints or 5 years, whichever is earlier

Field Service Ver. 1.0 Mar. 2005 2.

2.6 Operating Environment


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p g

2.7 Built-in Controllers

NOTE

These specifications are subject to change without notice.

Temperature 10 to 30 C / 50 to 86 F (with a fluctuation of 10 C

Humidity 15 to 85 % (with a fluctuation of 20 %/h)

Type Built-in type controller

CPU PPC750 FX 600 MHz

Printer Driver

PCL5e/c Emulation

PCL6 (XL 2.1) Emulation

PostScript 3 Emulation (3011)Scan Driver TWAIN driver

OS Compatibility

Server Windows NT 4.0, 2000, or Se

Client

Windows 98 Second Edition,

2000, Windows XP, or Window

MacOS 9.2 or later or MacOS

InterfaceStandard: Ethernet (10Base-T or 100Base-TX)

Optional: USB 1.1, USB 2.0, or IEEE 1284

2. Product specifications Field Service


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General

Blank Page


Maintenance


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3. Periodical check

3.1 Service scheduleGuarantee period (5-year or 1,000,000 prints)

3.2 Maintenance items

3.2.1 Parts to be replaced by users (CRU)

Per cycle

print

number

10,000-print

6 12 15 18 20 24 30 36 40 42 45 48 54 60 66 72 75

Main

body

Upon

each call

(60,000)

150,000

200,000

300,000

PC-102

PC-202

PC-402

300,000

FS-507

FS-603300,000

No. Class Parts to be replaced Cycle Clean

1

Processing

sections

Imaging Unit C/M/Y 50 K

2 Imaging Unit K 100 K

3 Dust filter 100 K

4 Comb electrode When TC is replaced

5 Toner cartridge: TC(TC Y/TC M/TC C)

11.5 K

6Toner cartridge: TC

(TC K)11.5 K

7 Deodorant filter 11.5 K

3. Periodical check Field Service

3.2.2 Maintenance call (per 60,000-print)


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Maintenance

3.2.3 Periodical parts replacement 1 (per 150,000-print)

No. Class Parts to be replacedNumber of

personnelCheck Clean Replace

1Overall

Paper take-up andimage conditions

2 Appearance

3

Transport

section

Registration Roller

4 Paper Dust Remover

5 Transport Roller

62nd Image Transfer

Entrance Upper Guide

7Image Trans-

fer sectionAround waste toner port

8 LPH section LPH Assy

9

ADF section

Pick-up Roller

10 Paper Take-up Roller

11 Separation Roller

12Transport Belt, Roller

and Roll

13Duplex

sectionDUP Roller


personnelCheck Clean Replace

1Overall

Paper take-up and

image conditions

2 Appearance

3Transport

section

Paper Dust Remover 1

4 2nd Image TransferRoller Unit

1

5Processing

sectionOzone Filter 1


3.2.5 Periodical parts replacement 3 (per 300,000-print)


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personnelCheck Clean Repla

1Overall

Paper take-up andimage conditions

2 Appearance

3

Tray 2

Pick-up Roller 1

4 Paper Take-up Roller 1

5 Separation Roller Assy 1

6Image Trans-

fer section

Image Transfer Belt

Unit1

7Fusing

sectionFusing Unit 1

8PC-102

PC-202

PC-402

Pick-up Roller 1

9 Paper Take-up Roller 1

10 Separation Roller Assy 1

11FS-507

FS-603

Paper Feed Roller,Roll

12 Transport route, Guide

13 Sensor


3.3 Maintenance parts


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Maintenance

To ensure that the machine produces good copies and to extend its s

ommended that the maintenance jobs described in this schedule be c

instructed.

Replace with reference to the numeric values displayed on the Life co Maintenance conditions are based on the case of A4 or 8.5 11, Stan

Low Power Mode OFF.

3.3.1 Replacement parts

A. Main unit

No.Classifi-cation

Parts nameQuantity

Actualdurable

cycle *1

Parts No. Des

1Tray 1

Paper Take-up Roller 1 200 K 4021-3012-XX

2 Separation Roller Assy 1 200 K 4034-0151-XX

3Bypass

Paper Take-up Roller 1 200 K 4131-3001-XX


5Tray 2

Pick-up Roller 1 300 K 4030-3005-XX6 Paper Take-up Roller 1 300 K 4030-3005-XX


8Transport

section

Paper Dust Remover 1 150 K 1483-0762-XX

92nd Image Transfer

Roller Unit1 150 K 4049-411

10 Fusingsection Fusing Unit 1 300 K

4049-522 *4

4049-523 *54049-524 *6

11Process-

ing

section

Imaging Unit C/M/Y 1 50 K

12 Imaging Unit K 1 100 K Dust f

13 Ozone Filter 1 150 K 1483-0757-XX

14 Toner Cartridge (YMCK) 1 11.5 K Deodo

15 Image

transfer

section

Image Transfer Belt Unit 1 300 K 4049-212

16 Waste Toner Box 1 30 K 4049-111

17ADF

section

Pick-up Roller 2 200 K 4582-3022-XX Repla

three p

same

18 Paper Take-up Roller 1 200 K 4582-3014-XX


B. Option


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*1: Actual durable cycle is the Life counter value.

*2: See each Option Service Manual.

3.3.2 Cleaning parts

*1: Actual cleaning cycle is the Life counter value.*2: See Automatic Duplex Unit Service manual.

No.Classifi-

cationParts name

Qua

ntity

Actual

durable

cycle *1

Parts No.

1 PC-102

PC-202

PC-402

Pick-up Roller 1 300 K 4030-3005-XX R

th

sa

2 Paper Take-up Roller 1 300 K 4030-3005-XX


No.Classifi-

cationParts name Actual cleaning cycle *1

1

Transportsection

Registration Roller Upon each call (60 K)

2 Paper Dust Remover Upon each call (60 K)3 Transport Roller Upon each call (60 K)

42nd Image Transfer

Entrance Upper GuideUpon each call (60 K)

5

Process-

ing

section

Comb Electrode When TC is replaced (11.5 K)

6

Image

transfer

section

Area around the WasteToner Collecting Port

Upon each call

7LPH

sectionLPH Assy

Upon each call or

When IU is replaced

8Duplex

sectionPaper Feed Roller Upon each call (60 K)


0

3.4 Concept of parts life


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Maintenanc

e

Description

Life value

(Specificatio

value)

Waste Toner

Bottle

A waste toner full condition is detected when about

8,000 printed pages have been produced after a

waste toner near full condition has been detected.

Fusing unit

The number of copies made is counted.

(The counter counts up 2 for paper whose sub scan

direction exceeds 216 mm.)

When printing prohibited is encountered, the

machine prohibits the initiation of any new printcycle.

300,000

Paper Dust

Remover




150,000

Ozone Filter




150,000

2nd Transfer

Roller Unit




150,000

Transfer Belt

Unit




The number of copies made is compared with the

value of the number of hours through which the belthas turned translated to a corresponding value of

the number of copies made and the value, which-

ever reaches the life specifications value, is

detected.

When printing prohibited is encountered, the

machine prohibits the initiation of any new print

cycle.

300,000

Imaging UnitC/M/Y

The number of hours through which the PC Drumhas turned is compared with the number of hours

through which the Developing Roller has turned

translated to a corresponding value of the number

of hours through which the PC Drum has turned

d h l hi h h h lif ifi

2,928 min.

Imaging Unit

K4,137 min


A. Conditions for Life Specifications Values

The life specification values represent the number of copies made


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to it when given conditions (see the Table given below) are met. T

less depending on the machine operating conditions of each indiv

B. Control causing inhibited printing for one part when an inhi

occurs in another part

Item Description

Job TypeMonochrome: Making 5 copies per job

Color: Making 4 copies per job

Paper Size A4

Color Ratio Black to Color = 5:1

CV/M Black: 12,000 / Color: 2,400

Original Density B/W = 5 % for each color, 6 % for Monochrome

No. of Operating Days

per Month20 days (Main Power Switch turned ON and OFF 2

Purpose

In order to reduce the maintenance call times: when printing p

any of the following parts, make printing prohibited also for oth

is reached, and replace those parts at the same time.

Target partsFusing unit, Image Transfer Belt Unit, Imaging Unit /C, Imaging

Imaging Unit /K


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3. Take off the ru

[4], spring [5], [6][4]


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remove the Pa

fixing bracket A

4. Snap off the E-

Paper Separat

5. To reinstall, re

removal.

6. Select Service

Life and c

NOTE

Replace the Tra

Roller and Tray

at the same tim

3.5.3 Replacing the Bypass Tray Paper Take-up Roller

1. Remove the M

76

2. Remove two s

Bypass Paper

bracket Assy [

3. Remove four s

the Frame [4].

4037F2C508DA

[3]

[7]

[5]

4037F2C509DA

[8]

[9]

4037F2C515DA

[2]

[1]

[3]


50

4. Remove five screw

the Frame [6] und[5]


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Maintenanc

e

5. Snap off the C-clip

the Bypass Paper


Take-up roller, and

[10].


the Bypass Paper

[12].

8. To reinstall, revers

removal.

9. Select Service M

Life and clear

ual Tray.NOTE

Replace the Bypas

Roller and the Byp

Roller Assy at the

4037F2C518DA

[6]

[5]

[5]

4037F2C519DA[8]

[7][9]

[10]

[12]

[11]


3.5.4 Replacing the Bypass Tray Separation Roller Assy

1. Remove the M


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76

2. Remove two s

Bypass Paper ing bracket As

3. Snap off the C

the spring [4] a

Remove the B

tion Roller Ass

4.To reinstall, reremoval.

5. Select Service

Life and c

ual Tray.

NOTE

Replace the By

Roller and the

Roller Assy at

3.5.5 Replacing the Tray 2 Separation Roller

1. Slide out the T

2. Remove the M

3. Remove the S

forcement plat

4037F2C515DA

[2]

[1]

4037F2C522DA

[3]

[5]

[4]

[6]

[1]

[2]


50

6. Remove two Screw

the Jam processin[6]


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Maintenanc

e

7. Remove two Screw

2 Separation Rolle

Assy [8].

8. Remove two C-rin

Shaft [10], and rem

tion Roller fixing p

NOTE

Use care not to mi

9. Remove the C-rin

[13], and remove t

ti R ll A [1

[5]4037F2C004DA

4036fs2021c1[7]

[8]

4037F2C551DA

[9]

[11]

[9]

[10]

[14]


3.5.6 Replacing the Tray 2 Paper Take-up Roller

1. Remove the Tr


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installation pla

See the proced

Tray 2 Separa2. Remove the S

cover [2].

3. Remove two S

tor [4], and remTake-up Roller

4. Remove two S

Installation flam

Separation RoAssy.

5. Remove two S

4036fs2023c0

[1]

[2]

4036fs2024c1

[3]

[4][5]

[6]

[6]

[7]4037F2C005DB


450

6. Remove the C-ring

[11].[11]


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Maintenanc

e

7. Remove the C-rin

[14] while sliding o

[12] in the directio

figure.

8. Remove the C-ring

[16], and remove t

4036fs2027c0

[10]

4036fs2028c2

[12]

[13]

[14]

[16]

[15]


10. Remove the C

Paper Take-up

11 Select Service

[21]


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11. Select Service

Life and c

3.5.7 Replacing the Tray 2 Pick-up Roller

1. Remove the Trinstallation pla

See the proced

Tray 2 Separa

2. Remove the S

cover [2].

3. Remove two S

tor [4], and rem

Take-up Roller

4. Remove two S

the Tray 2 Sep

tion plate Assy

Frame.

4036fs2596c0

[22]

4036fs2023c0

[1]

[2]

4036fs2024c1

[3]

[4][5]

[6]


450

5. Remove two Screw

Paper Take-up Ro[9]


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Maintenance

6. Remove two C-rin

Bushings [11], and

2 Pick-up Roller A

7. Snap off the C-ring

the Tray 2 Pick-up

3.5.8 Cleaning of Registration Roller

1. Open the Right Do

2. Remove the Pape

See page 23 for R

Dust Remover.

[8]4037F2C006DB

4036fs2597c1

[10]

[11]

[11]

[12]

4036fs2598c0

[13]

[14]

[1]


3.5.9 Paper Dust Remover

A. Cleaning Proc

1 Open the Righ[2]


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1. Open the Righ

2. Pushing the ho

label inward, reRemover [2].

3. Using a brush

Paper Dust Re

B. Replacing Pro

1. Open the Righ

2. Pushing the ho

label inward, re

Remover [2].

3. Remove the O

25

4. Select ServiceLife and cPaper Dust R

3.5.10 Cleaning of Transport Roller

1. Open the Righ

2. Using a soft clalcohol, wipe t

clean of dirt.

[1]

4036fs2501c0

[3]

[2]

[1]

4036fs2501c0

[1]


C450

3.5.11 Cleaning of 2nd Image Transfer Entrance Upper Guide


2 Open the Left Doo[1]


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bizhubC

Maintenance

2. Open the Left Doo

3. Remove the Wast

364. Remove two screw

Transfer Belt Unit

28

5. Wipe the 2nd Imag

Entrance Upper G

dirt using a soft cl

NOTE

When cleaning, us

hurt by the leading

guide that is sharp

3.5.12 Replacing the Waste Toner Box

NOTE

If a Finishing Option is installed, remove if from the Main Unit be

replace the Waste Toner Bottle. When removing the Finishing Option, support the Horizontal Tra

your hand to prevent if from dropping.

1. Turn OFF the mai

2. Open the Left Doo

3. Grasp the handle,

waste toner box [1NOTE

Raise the waste to

before removing it

If scattered toner h

in the vicinity of th

port, do not tilt the

tle when removing

Do not leave the w

in a tilted conditio

it.

4 R th C

4036fs2518c0

4037F2C525DA

[1]


5. Clean the surf

toner collecting

6. Remove the w


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box, and remo

rial.

7. Grasp the han

toner box in pl

8. Close the Left

3.5.13 Cleaning of the Area around the Waste Toner Collectin

1.Open the Rea

2. Remove the W

3. Wipe the area

Toner Collectin

toner and dirt

dampened wit

3.5.14 Replacing Ozone Filter

1. Holding onto th

Ozone Filter [1

4036fs2509c0

4037F2C525DA

[1]

4036fs2509c0


C450

3.5.15 Cleaning of the Comb Electrode

1. Open the Front Do

2. Clean the Comb E


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Maintenance

2. Clean the Comb E

ing the Comb Elec

Lever [1] In and ONOTE

Move the Comb El

Lever slowly forwa

until it stops.

3.5.16 Cleaning LPH Assy

NOTE

After the Imaging Unit has been removed from the main unit, be

the plastic bag (black) or wrap it in a light shielding cloth, and sto

place.

Do not leave the Imaging Unit exposed to light for a extended pe

may become damaged.

1. Open the Front Do2. Slide out the IU (C

31

3. Remove the LED

and LED Cleaning

4. Affix a LED Clean

the LED Cleaning

5 Clean the LED [5]

[1]

4036fs2511c0

4036fs2512c1[1]

[2]

[4]

[3]

4036fs2513c0


3.5.17 Replacement of the Deodorant Filter

1. Holding onto th

Deodorant Filt[1]


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NOTE

The Deodorantwith the toner c

Replace it whe

cartridge (blac

3.5.18 Replacement of the Dust Filter

1. Grasping the h

Filter [1].

NOTE

The Dust Filter

Imaging Unit (b

when replacing

(black).

3.6 Replacing the unit

3.6.1 Replacing the 2nd Image Transfer Roller Unit

NOTE

If a Finishing Option is installed, remove if from the main unit

replace the Waste Toner Bottle.

When removing the Finishing Option, support the horizontal t


A. Removal Proc

1. Turn OFF the

2 O th Ri h

4036fs2515c0

[1]

4037F2C012DB

[2]


C450

B. Reinstallation Pr

1. Holding onto the b

(at two places), m

Image Transfer Ro

[2]


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Maintenance

Image Transfer Ro

2. Lock the blue lock

places).3. Close the Right D

NOTE

Make sure that the

position both at fro

4. Turn ON the Main

5. Select Service M

Life and clearTransfer Roller U

3.6.2 Image Transfer Belt Unit

A. Cleaning Proced

1. Remove the Image

Unit. 28

2. Using a dried soft

Transfer belt [1].

NOTE

If it is difficult to c

soft cloth, dampen

a solvent.

Do not wipe out w

When solvent is u

cloth, do not use t

than shown below

hol, ethyl alcohol,

mix AP-7

After cleaned with

make copies moreA3 white paper to

image noise.

4036fs2517c0

[1]

[1]

4037F2C537DA

[1]


B. Replacing Procedure

NOTE

If a Finishing Option is installed, remove if from the main unit

replace the Transfer Belt Assembly.


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replace the Transfer Belt Assembly.

When removing the Finishing Option, support the horizontal t


1. Turn OFF the main power switch.

2. Slide out the IU (C/M/Y/K).

NOTE

After the Imaging Unit has been removed from the main unit,

the plastic bag (black) or wrap it in a light shielding cloth, and

place.Do not leave the Imaging Unit exposed to light for a extended

may become damaged.

3. Open the Righ

4. Remove two S

the Lock of the

Unit [2].

5. Open the Left

6. Grasp the han

waste toner bo

NOTE

Raise the wast

before removin If scattered ton

in the vicinity o

port, do not tilt

hen remo ing

[2]

[1]

4037F2C013DA

[3]


bC450

7. Pull out the Image

[4].[4]


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Maintenan

ce

C. Reinstallation Procedure

1. Insert the Transfer

NOTE

Insert the Transfer

care not to allow itbe damaged by hit

rail or associated

2. Install the Image T

with two Screws [2

4037F2C527DA

4037F2C528DA

[1]

[2]


3. Hold the hand

Waste Toner B

4. Close the Left

5 Close the Righ

[3]


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5. Close the Righ

NOTE

Make sure thatposition both a

6. Turn ON the M

7. Select Service

Process Adjus

Adjust and ca

Adjust.

3.6.3 Replacing the Imaging Unit (C, M, Y, K)

A. Removal Proc

1. Turn OFF the

2. Unplug the pow

3. Open the Fron

4. Release the lo

Imaging Unit.

5. Pull out the IU

main body.

6. Clean the LPH

26

4037F2C529DA

4036fs2578c0

[1]

4036fs2579c0

[2]


bC450

B. Reinstallation Pr

1. Remove the Imag

plastic bag.

2. Tilt the Imaging U


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bizhub

Maintenan

ce

g g

and shake it a sma

direction twice. Thright and shake it

the tilt direction tw

NOTE

Since the Imaging

susceptible to ligh

shielded from ligh

is installed. Carefully unseal th

(black).

If the Imaging Unit

plastic bag (black)

package using tap

means.

NOTE When installing the Imaging Unit, ensure that the color of the mo

the Imaging Unit is the same as the color of the label at the moun

the main unit.

3. Keeping the Imag

level position, inse

[2] into the mounti

way until it is stop

NOTE

Do not allow the Im

become tilted whil

into the Main Unit,

PC Drum or the LE

result.

Insert the Imagingis heard.

4036fs2580c0

[1]

[2]


4. Pull out the PC

sheet [3] while

NOTE

Pull out the PC


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sheet half way,

slantwise.

5. Close the Imag

Lever [4] while

NOTE

Place the IU Lo

locked position

heard.

6. Close the Fron7. Plug in the pow

8. Turn ON the M

9. Select Service

Process Adjus

Adjust and ca

Adjust.

4036fs2582c0

[3]

4036fs2583c1

[4]


ubC450

3.6.4 Replacing the Fusing Unit

NOTE

Before replacing the Fusing Unit, ensure that it has had time to c


71/779

b

izhu

Maintenan

ce

1. Turn OFF the main

unplug the power power outlet, then

minutes.


3. Remove the Screw

the Connector pro

4. Remove the Conn

5. Remove the Exit T 51

6. Remove wire sadd

Connectors [4] of

7. Remove two Screw

the Fusing unit [6]

4036fs2046c0

[2]

[1]

[3]

4037F2C015DA

4036fs2048c1

[4]

[4]

[6]


4. Service tool

4.1 CE Tool list


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Tool name Shape Parts No. Per

Scanner Drive Cable

Holding Jig4581-7901-XX

LED Cleaning Jig 4004-7502-XX

LED Cleaning Jig Pad 4004-7503-XX

LPH Assy Mounting Jigs 4025-7901-XX

Color chart

Safety Switch Holding Jig 1174-7901-XX

4036fs2001c0

4036fs2002c0

4036fs2003c0

4036fs2004c0

4036fs2577c0

4. Service tool Field Service

ubC450

4.2 Copy materials

4.2.1 Imaging Unit Single Parts (IU)

Also replace the Dust filter packed in the Imaging Unit Black at the same


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b

izh

Maintenan

ce

For the predetermined conditions, see page 13.

4.2.2 Toner Cartridge Single Parts (T/C)

Also replace the Deodorant filter packed in the T/C Black at the same tim

*1: Life value that can be achieved with a probability of 90% even with p

variations and fluctuating operating environmental conditions taken in

when the T/C is used under the conditions of B/W ratio 5% for each c

4.2.3 Waste Toner Box

For the predetermined conditions, see page 13.

4.2.4 Maintenance Kit

There is no setting for the Maintenance Kit.

Parts name Replacing period

IU Black 100,000 copies

IU Yellow 50,000 copies

IU Magenta 50,000 copies

IU Cyan 50,000 copies

Parts name Replacing period *1

T/C Black 11,500 copies

T/C Yellow 11,500 copies

T/C Magenta 11,500 copies

T/C Cyan 11,500 copies

Parts name Replacing period

Waste Toner Box 30,000 copies


5. Firmware upgrade

5.1 Preparations for Firmware rewriting

5.1.1 Service environment
http://-/?-http://-/?-http://-/?-http://-/?-


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OS: Windows 2000 Drive which enables writing/reading of Compact flash

Compact flash (with 128MB or more)

5.1.2 Application to be used

Cygwin (Free software)

5.1.3 Installing the Cygwin

The software for writing the Firmware into Compact flash is install

1. Double click the [setup.exe] on CD-ROM in which Cygwin is stor

2. Click [Next (N)].

3. Select Install from Local Directory, and click [Next (N)].

5. Firmware upgrade Field Service

hubC450

4. Specify the folder for installation.

Check to make sure that Root Directory is in default setting, [C:\cy

NOTE

Make sure to check that Root Directory is in default setting, [C


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b

izh

Maintenan

ce

Do not change the setting value except Root Directory.


6. Specify the place of the data to be installed.

For installing from CD-ROM, select the [cygwin] folder in CD-ROM d

(Described below is the sample procedure when CD-ROM drive is E




8/3/2019 C450 Service Manual(F

C450 Service Manual(Field Service)

Documents