Compaq Presario Series Maintenance And Service Manual page 178

112-xx Speed test failed
113-01 Protected mode test failed
114-xx Speaker test failed
199-xx Installed devices test
failed
Monitor (VGA or flat-panel) error codes
Error Description
Code
501-xx Video controller test failed
502-xx Video memory test failed
503-xx Video attribute test failed
504-xx Video character set test failed
505-xx Video 80 × 25 mode 9 × 14
character cell test failed
506-xx Video 80 × 25 mode 9 × 14
character cell test failed
507-xx Video 40 × 25 mode test failed
508-xx Video 320 × 200 mode color set 0
test failed
509-xx Video 320 × 200 mode color set 1
test failed
1. Verify the speaker connection.
2. Replace the system board
1. Check system configuration.
2. Verify cable connections.
3. Check switch settings.
4. Run Compaq Utilities.
5. Replace the system board
Recommended Action
The following step applies to error
codes 501-xx through 516-xx:
Replace the system
board and retest.
and retest.
and retest.