Reference Guide

A-2
VRC 6940 Product Reference Guide
VRC 6940 Self Tests
Run the Self Tests if you suspect a problem with the terminal’s hardware. They test the
terminal’s hardware components to make sure they are working correctly.
To run the Self Tests, first boot to Command Mode:
1. Suspend the terminal.
2. Press and hold the A and D keys.
3. Press and release the ON/OFF key.
4. Release the A and D keys. The terminal displays the screen shown here:
Figure A-1. The Command Mode Menu
5. Press ENTER to display the Self Test menu, as shown in Figure A-2.
Figure A-2. The Self Test Menu
6. Use UP or DOWN arrow keys to display the names of the Self Tests. Then press
ENTER to select and run a test. Config Screen 1 lets you run a keyboard test that
requires you to press keys. The other tests all run automatically. Ta ble A-1
summarizes Self Test details.
COMMAND MODE
Select Function
Self Test
COMMAND MODE
Self Test
Config Screen 1