Compaq AP550 Compaq Professional Workstation AP550 Maintenance & Service G - Page 131

Diagnostic Tools 4-37 Table 4-23 Video Test Error Codes continued Error Code 2410-xx 2411-xx 2412-xx 2414-xx 2416-xx 2418-xx 2419-xx 2421-xx 2422-xx 2423-xx 2424-xx 2425-xx 2431-xx 2432-xx 2448-xx 2451-xx 2456-xx 2458-xx 2468-xx 2477-xx 2478-xx 2480-xx Description Video 640 × 200 mode test failed. Video screen memory page test failed. Video gray scale test failed. Video white screen test failed. Video noise pattern test failed. ECG/VGC memory test failed. ECG/VGC ROM checksum test failed. ECG/VGC 640 × 200 graphics mode test failed. ECG/VGC 640 × 350 16 color set test failed. ECG/VGC 640 × 350 64 color set test failed. ECG/VGC monochrome text mode test failed. ECG/VGC monochrome graphics mode test failed. 640 × 480 graphics test failed. 320 × 200 graphics (256-color mode) test failed. Advanced VGA Controller test failed. 132-column Advanced VGA test failed. Advanced VGA 256 Color test failed. Advanced VGA Bit BLT test failed. Advanced VGA DAC test failed. Advanced VGA data path test failed. Advanced VGA Bit BLT test failed. Advanced VGA Linedraw test failed. Recommended Action The following error codes apply to error codes 2410-xx through 2456-xx: 1. Run the Diagnostics utilities. 2. Replace the monitor and retest. 3. Replace the graphics controller and retest. The following steps apply to error codes 2458-xx through 2480-xx: 1. Replace the graphics controller and retest. 2. Replace the system board and retest.