Maintenance and Service Guide 5-11
Addendum 108431-001 (11-88) to
Manual No. 108033-003
Table 5-2. Advanced Diagnostics Error Codes Continued
Error
Code
Description
Recommended
Action
303-01 Keyboard LED test, 8042 self
test failed.
The following steps apply to error codes 301-xx
through 304-xx:
1. Check the keyboard connection. If disconnected,
turn off the computer and connect the keyboard.
2. Replace the keyboard and retest.
3. Replace the system board and retest.
303-02 Keyboard LED test, reset test failed.
303-03 Keyboard LED test, reset test failed.
303-04 Keyboard LED test, LED command
test failed.
303-05 Keyboard LED test, LED command
test failed.
303-06 Keyboard LED test, LED command
test failed.
303-07 Keyboard LED test, LED command
test failed.
303-08 Keyboard LED test, command byte
restore test failed.
303-09 Keyboard LED test, LEDs failed
to light.
304-01 Keyboard typematic test failed.
304-02 Unable to enter mode 3.
304-03 Incorrect scan code from keyboard.
304-04 No make code observed.
304-05 Unable to disable
typematic feature.
304-06 Unable to return to normal mode.
Continued...