3 Diagnostic Programs 3.10 Peripheral
54 TECRA S1Maintenance Manual
3.10 Peripheral Subtest 01 Keyboard
This test item is to check whether the keyboard works normally.
1. Keyboard Map
This test item is to check whether each key in the keyboard works normally.
It requires user to press the key and check whether the key in the screen change
color. User can terminate test by typing ‘END’. When the user has checked all the
keys and all the keys in the screen change color, the diagnostics program would
automatically ends the test and reports the pass information.
Whether keyboard test failure, program can terminated the test and report the fail
information when it is time to timeout.
2. Keyboard Clock Line Test
Check whether the keyboard clock line works normally
3. Keyboard data Line Test
Check whether the keyboard data line works normally
4. Keyboard LED Test
Check whether the following LED on the unit works normally. It requires user to
respond with the prompt instruction.