Diagnostics
Mode
© Diebold Election Systems, Inc. 2002 AccuVote-OS Hardware Guide
35
5. Diagnostics
Mode
Diagnostics Mode is used to set the AccuVote-OS clock and test all internal components of the
AccuVote-OS.
Diagnostics Mode is accessed by powering the AccuVote- OS on while pressing the YES and the
NO buttons.
The Memory Card Test is the only function in Diagnostics Mode requiring a memory card.
In case any of the AccuVote-OS components experience a failure you are not able to resolve
contact your Diebold Elections Systems representative for service.
5.1. Definitions
The following terms used in this chapter may be unfamiliar:
Ballot Reader: The mechanism housed in the AccuVote-OS through which ballots pass. 34
sensors on each of the upper and lower sides of the ballot reader scan all possible voting
positions on each ballot.
Channel: A column of voting positions on a ballot scanned by a particular sensor in the ballot
reader.
Idler side: The upper side of the two-sided ballot reader.
Driver side: The lower side of the two-sided ballot reader.
Loopback connector: A plug that fits into the COMM. PORT jack at the back of the AccuVote-OS,
causing transmissions sent out over the main serial port to be directed back to the AccuVote-OS.
5.1.1. Diagnostics mode prompts
This section lists all of the Diagnostic Mode prompts. In order to view all prompts, power the
AccuVote-OS on while pressing the YES and NO buttons.
appears briefly, followed by
Press NO after each prompt to view the next one. The first prompt will be redisplayed once you
have reached the end of the list.
DIGNOSTICS
TEST MODE
SET SYSTEM
CLOCK ?
TEST LCD
DISPLAY ?
