3. PTN 912 Hardware Description ISSUE 1.01

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Copyright © 2006 Huawei Technologies Co., Ltd. All rights reserved.

PTN 912 Hardware Description

Page1Copyright © 2006 Huawei Technologies Co., Ltd. All rights reserved.

ForewordThe PTN 912 is new generation mobile access optical

transport equipment developed by Huawei for packet

transport. The PTN 912 is applied at the access layer of a

mobile carrier network.


ObjectivesUpon completion of this course, you will be able to:

Describe the application of PTN 912 and PTN networking

structure.

Understand main functions of different boards

Understand main features of PTN 912 hardware


Contents1. Product Overview

2. Chassis

3. Boards



2. Chassis

3. Boards


Product Introduction

Full name: PTN 912 packet transport platform

PTN：Packet Transport Network

What is PTN 912 What is PTN 912 ？？


Multi-Service

Transport

E1/FE

E1/FE

E1/FELeased Line

PTN910

Offload

BTS/Node B

BTS/Node B

BTS/Node B

BSC

RNCxDSL

PTN3900PTN950

PTN912

PTN1900

Microwave

Fiber

SGSN

GGSN

MGCF

IP Core

PTN3900

POC 3POC 3 POC 2POC 2 POC 1POC 1

PON

BTS/Node B

E1/FE

PTN912

PTN1900

PTN912E1/FE

BTS/Node B

Splitter

CSCF

GMSCe

MSCe

Networking Application



2. Chassis

3. Boards


PTN 912 Chassis

XDSL interface slot area

PIU

Dimensions (mm)

442 (W)×220 (D) ×44.4 (H)

Weight (kg) Empty：2.36 / Full installation：4.66

System control/switching/timing board

Fan area


PTN 912 Chassis (Cont.)Slot allocation of the PTN 912

Board Name Board Description Valid Slot

CXPE/CXPF

System control, switching and timing board slot 1 and slot 2

ADS2 2 x ADSL2+ interface board slot 3 and slot 4SHD4 4 x G.SHDSL interface board slot 3 and slot 4PIU Power board slot 5FAN Fan board slot 6


PTN 912 Chassis (Cont.)Switching Capabilities

The PTN 912 supports the packet-based service switching.

The maximum service switching capability of the PTN 912 is 64

Mbit/s.

Service Type Maximum Access CapabilitiesTDM E1(CES) 8

IMA E1 16

ML-PPP E1 16

FE optical interface 2

FE electrical interface 2

ADSL2+Two interface boards, each interface board supports two channels of services, in total four channels of services.

G.SHDSL Two interface boards, each interface board supports four pairs.


System Structure

CXPAUX. (Power, Fan)NMS

FE xDSL

CES E1

IMA E1

Timing Unit

User Side

Netw

ork Side

Switching Plane

GE/FE

FE

ML-PPP


Power ConsumptionDC input

DC input value： -48V or -60V

DC input value range： -48V±20% (or -60V±20％)

Maximum power for whole chassis (W)： 110W

Maximum current（A）：2.9A



2. Chassis

3. Boards


Contents3. Boards

3.1 Interface Boards

3.2 System Control/ Switching /Timing Board

3.3 PIU and FAN Board


Interface Boards

Name Board Description Valid Slots

ADS2A 2 x ADSL2+ Annex A board 3,4

ADS2B 2 x ADSL2+ Annex B board 3,4

SHD4 4 x G.SHDSL board 3,4

xDSL Service Interface Boards

2ADS

Service TypeADS:ADSL2+SHD:G.SHDSL

Number of Interface

A

ADSL ModeA: Annex AB: Annex B

Naming Rules


2 x ADSL Board - ADS2A/ ADS2B

ADS2A/ADS2B Board Features:

Support access of two channels of ADSL2+

Annex A/Annex B services at user side

Provide access of ADSL2+ Annex A/Annex

B services for system control board

Hot swappable


ADS2A/ ADS2B Indicators STAT

SRV LINK1

LINK2

Indicator Color State Description

On for 500 ms and off for 500 ms alternately (green)

Activation of the service connection is in process.

On (Green ) The board is working normally.

On ( Red ) The board hardware is faulty.

OffNo power is input, the board is not created, or

the board is not running

On (Green )Services are running normally and no service-

related alarm occurs

On ( Red ) A critical or major service-related alarm occurs.

On ( Yellow ) A minor or remote service-related alarm occurs.

Off No service is configured or loading of the board software fails.

On (Green )Loading of the software is in process or the

service connection is normal

Off No power is input or the physical port connection fails.

LINK 1-2

SRV

STAT


4 x SHDSL Board - SHD4

SHD4 Board Features:

Support access of four channels of

G.SHDSL interfaces at user side

Provide access of G.SHDSL for system

control board

Hot swappable


SHD4 IndicatorsIndicator Color State Description

On for 500 ms and off for 500 ms alternately (green)

Activation of the service connection is in process.

On (Green ) The board is working normally.

On ( Red ) The board hardware is faulty.

OffNo power is input, the board is not created, or

the board is not running

On (Green )Services are running normally and no service-

related alarm occurs

On ( Red ) A critical or major service-related alarm occurs.

On ( Yellow ) A minor or remote service-related alarm occurs.

Off No service is configured or loading of the board software fails.

On (Green )Loading of the software is in process or the

service connection is normal

Off No power is input or the physical port connection fails.

LINK 1-4

SRV

STAT

STAT

SRV LINK1

LINK2

LINK3

LINK4


Contents3. Boards





System Control/ Switching /Timing Board

Name Description Valid Slot

TNC1CXPEPTN 912-TNC1CXPE

integrated board of the system control, switching, and clock units

1, 2

TNC1CXPFPTN 912-TNC1CXPF

integrated board of the system control, switching, and clock units

1, 2


System Control/ Switching /Timing Board

TNC1CXPE/ TNC1CXPF Functions and Features:

System Control and Communication

Service Access, Processing and Grooming

Auxiliary Interface

Clock Processing


TNC1CXPE/ TNC1CXPF Front Panel

Interface Type Function

ETH/OAM RJ-45 10M/100M auto-sensing Ethernet NM interface or NM serial interface

TOD1/CLK1 RJ-45 Time/clock input/output interface

TOD2/CLK2 RJ-45 Time/clock input/output interface

ALMI/ALMO RJ-45 Alarm input/output interface (3 x inputs and 1 x output)

FE1-FE2 RJ-45 Input/output interface for FE electrical signals

E1(1~16) ANEA-96 E1 service interface

PHONE RJ-45 Orderwire interface

OUT2/ IN2 SFP Input/output interface for the second channel of FE optical signals

EXT/S1 RJ-45 10M/100M auto-sensing Ethernet extended NM interface or transparent data interface

OUT1/ IN1 SFP Input/output interface for the first channel of FE optical signals

ETH/OAMTOD1/CLK1

TOD2/CLK2EXT/S1

PHONEALMI/ALMO

OUT1 IN1OUT2 IN2

FE1 E1(1~16)FE2


TNC1CXPE/ TNC1CXPFIndicators


On (Green ) The clock is working normally.

SYNCOn (Red ) The clock source is lost or the

clock source is switched

On (Green ) The optical physical port connection is normal

On (Red ) A critical alarm occurs.

On (Orange ) A major alarm occurs.MAJ

Off No major alarm occurs.

CRITOff No critical alarm occurs.

LINK1/LINK2

OffThe optical physical port connection fails.

On (Yellow） A minor alarm occurs.MIN

Off No minor alarm occurs.


TNC1CXPE/ TNC1CXPF Buttons

Button Description

CF RCV

RST ButtonRST button, which is used to perform a warm reset on the board.

LAMP ButtonLAMP button, which is used to test the three alarm indicators on the board, that is, CRIT, MAJ, and MIN.

CF RCV button, which is used to recover the configuration from the CF card.


Contents3. Boards





PIU and FAN Board

Name Description Valid Slots

TNC1PIU PTN 912 power input unit 5

TNC1FAN PTN 912 FAN unit 6

Note: The functional version of the PIU and FAN is TNC1.


TNC1PIU

TNC1PIU Functional Features

：

One PIU accesses two –48 V DC

(or –60 V DC) power supplies for

the equipment

The two DC power supplies back

up each other.

The PIU protects the equipment

against lightning and reports an

alarm if the protection fails.


TNC1PIU Indicators


On(Green) Power is accessed.

PWRA/PWRB

Off

No power is accessed or the

power supply poles are

inversely connected.


TNC1FAN

TNC1FAN Functional

Features:

Heat dissipation

Intelligently adjusts the

rotating speed of fans

Monitor FAN status

Report FAN information

Provide alarm indicators


TNC1FAN Indicators


GreenThe fans are working

normally.

RedThe fans are working

abnormally.

OffThe fans are not powered

on or no fan is installed

FAN

Indicator


SummaryPTN 912 application scenario

PTN 912 hardware structure

PTN 912 boards type

Thank youwww.huawei.com

3. PTN 912 Hardware Description ISSUE 1.01

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