Compaq Deskpro 4000N - Desktop PC, Maintenance & Service Manual

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D-6 Diagnostic Error Codes
Table 4-11
Video Test Error Codes
Error
Code
Description Recommended Action
2401-xx
Graphics controller test failed.
1. Replace the video board and retest.
2. Replace the system board and retest.
2402-xx
Video memory test failed. The following steps apply to error codes 2402-xx through
2419-xx:
2403-xx Video attribute test failed.
1. Run the Configuration and Diagnostics utilities.
2404-xx Video character set test failed.
2. Replace the monitor and retest.
2405-xx
Video 80 × 25 mode 9 × 14 character cell test
failed.
3. Replace the video/system board and retest.
2406-xx
Video 80 × 25 mode 8 × 8 character cell test
failed.
2408-xx
Video 320 × 200 mode color set 0 test failed.
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.
2418-xx ECG/VGC memory test failed.
2419-xx
ECG/VGC ROM checksum test failed.
2420-xx
Graphics attribute test failed.
1. Replace the monitor and retest.
2. Replace the video board and retest.
3. Replace the system board and retest.
2421-xx
ECG/VGC 640 × 200 graphics mode test failed. The following steps apply to error codes 2421-xx through
2456-xx:
2422-xx
ECG/VGC 640 × 350 16 color set test failed.
1. Run the Configuration and Diagnostics utilities.
2423-xx
ECG/VGC 640 × 350 64 color set test failed.
2. Replace the monitor and retest.
2424-xx
ECG/VGC monochrome text mode test failed.
3. Replace the video/system board and retest.
2425-xx
ECG/VGC monochrome graphics mode test failed.
2431-xx
640 × 480 graphics test failure.
2432-xx
320 × 200 graphics (256 color mode) test failure.
2448-xx
Advanced VGA Controller test failed.
2451-xx
132-column Advanced VGA test failed.
2456-xx
Advanced VGA 256 Color test failed.
Continued