-----------------------------------------------------------------------------
Error Recommended
Code Description Action
-----------------------------------------------------------------------------
303 - 08 Keyboard LED test, The following steps apply
command byte restore to error codes 301 - xx
test failed through 304 - xx:
1. Check the keyboard
303 - 09 Keyboard LED test, LEDs connection. If
failed to light disconnected, turn
off the computer and
304 - 01 Keyboard typematic test connect the keyboard.
failed 2. Replace the keyboard
and retest.
304 - 02 Unable to enter mode 3 3. Replace the I/O board
and retest.
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
=============================================================================
Table 3-5. Parallel Printer Test Error Codes
=============================================================================
Error Recommended
Code Description Action
-----------------------------------------------------------------------------
401 - 01 Printer failed or not The following steps apply
connected to error codes 401 - xx
through 403 - xx:
402 - xx Printer port 1. If a printer is
connected, be sure it
402 - 01 Printer data register is turned ON and in
failed ONLINE mode.
2. Replace the printer
402 - 02 Printer control register cable and/or printer
failed and retest.
3. Replace the I/O board
402 - 03 Printer data and control and retest.
register failed
402 - 04 Printer loopback failed
402 - 05 Printer loopback and data
failed
402 - 06 Printer loopback and control
register failed
402 - 07 Printer loopback, data, and
control register failed
402 - 08 Printer interrupt test failed
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