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PROCEDURE 2
Printer Port LED Check
The printer port LED displays the IRT program status and error status as a hexadecimal value
after turning on the system.
1.
Connect the printer port LED to the printer port.
2.
After turning the system on, read the LED status from left to right.
3.
If the final LED status is FEh, perform PROCEDURE 3. If the final LED status
matches one of the error status codes in Table 2-1, replace the system board.
Table 2-1 Error status of the printer port LED
Error
Meaning
Process
status
Olh
BIOS ROM checksum test
HALT
06h
First l6KB RAM test
HALT
If the status changes from AAh to FEh, the IR T program is normal.
2-15
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