Compaq 4160T Personal Computer User Manual


 
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2-14 Troubleshooting
Table 2-11
Video Test Error Codes
Error
Code Description Recommended Action
501-xx Video controller test failed
The following apply to error codes 501-xx through
516-xx:
502-xx Video memory test failed
1. Connect and external monitor and retest.
502-xx Video attribute test failed
2.Replace the LED status board and retest.
504-xx Video character set test failed
2. Replace the display and retest.
505-xx Video 80 × 25 mode 9 × 14 character
cell test failed
4. Replace the system board and retest.
506-xx Video 80 × 25 mode 8 × 8 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
510-xx Video 640 × 200 mode test failed
511-xx Video screen memory page test failed
512-xx Video gray scale test failed
514-xx Video white screen test failed
516-xx Video noise pattern test failed
2402-xx Video memory test failed
The following steps apply to error codes 2402-xx
through 2456-xx:
2402-xx Video attribute test failed
1. Run Computer Setup.
2404-xx Video character set test failed
2.Disconnect external monitor and test with
internal LCD display.
2405-xx Video 80 × 25 mode 9 × 14 character
cell test failed
2.Replace the display assembly and retest.
2406-xx Video 80 × 25 mode 8 × 8 character
cell test failed
4. Replace the system board and retest.
2408-xx
2409-xx Video 320 × 200 mode color set 1 test
failed
2410-xx Video 640 × 200 mode test failed
2411-xx Video screen memory page test failed
2412-xx Video gray scale test failed
2414-xx Video white screen test failed
2416-xx Video noise pattern test failed
2418-xx ECG/VGC memory test failed
Continued