ELECTRONIC VOTING MACHINE

Election Commission of India

A State-of-the-Art, User Friendlyand Tamper Proof

Electronic Voting Machine(EVM)

Control Unit

Interconnecting Cable

Ballot Unit

Sub-Units of EVM

Ballot Unit - Details

Ready LampSlide Switch Window

Candidate’s Button

Candidate’s Lamp

Ballot Paper Screen

Ballot Unit - Internal parts

Slide Switch

Candidate’s Button

Masking Tab

Ready Lamp

Control Unit

ON Lamp Busy Lamp

Display Section Candidate Set Section

Result Section

Ballot SectionBallot Button

Total Button

Control Unit - View of Bottom Compartment

Power Switch

Bottom CompartmentCover

Connector forInterconnecting Cable

Connector for Auxiliary Unit

Control Unit - Display Section

4-DigitDisplay Panel

ON Lamp

2-Digit Display Panel

Busy Lamp

Control Unit - Candidate Set Section

Provision forthread seal

Latch

Plug forpower pack

Candidate setbutton

Candidate set sectioninner door

Candidate set sectionouter door

Provision forThread seal

Power packcompartment

Control Unit - Result SectionResult Ibutton

Inner latches

Frames forPaper seal

Clear button

Result II button

Close button

Control Unit - Ballot Section

Total button

Ballot button

Polling

• The voter is identified from the voters list and records his presence by a signature or thumb impression

• The Presiding Officer presses the “Ballot” button on the Control Unit permitting one vote

• The voter then proceeds to the polling cubicle and after perusing the ballot paper on the Ballot Unit, presses the key against the candidate of his choice

Polling

• A red lamp glows indicating to the voter that his vote has been cast in favour of that candidate

• The casting of the vote results in a beep in the Control Unit indicating to the Presiding Officer that a vote has been cast

• He then proceeds to release another vote by pressing the “Ballot” button and the process continues

Closing

• The cap on the “Close Button” is removed and the button pressed

• The cap is then replaced

• The unit is then switched “Off” and the interconnecting cable disconnected

Counting & Results

• The Power pack / Battery is checked for health by pressing the TOTAL Button

• After getting ready to note down the result, the green paper seal over RESULT-1 Button is pierced and RESULT-1 Button is pressed.

Counting & Results

• The “RESULT-1” button is pressed to display the results

• The results are then noted.

CAND. SET

CLEAR

BALLOT

RESULT-1

SEQUENCE OF OPERATION OF BUTTONS ELECTRONIC VOTING MACHINE

CLOSE

Thank You