Compaq AP550 Compaq Professional Workstation AP550 Maintenance & Service G - Page 130

4-36 Compaq Professional Workstation AP550 Maintenance and Service Guide Video Error Code 501-xx 502-xx 503-xx 504-xx 505-xx 506-xx 507-xx 508-xx 509-xx 510-xx 511-xx 512-xx 514-xx 516-xx 2402-xx 2403-xx 2404-xx 2405-xx 2406-xx 2408-xx 2409-xx Table 4-23 Video Test Error Codes Description Graphics controller test failed. Video memory test failed. Video attribute test failed. Video character set test failed. Video 80 × 25 mode 9 × 14 character cell test failed. Video 80 × 25 mode 8 × 8 character cell test failed. Video 40 × 25 mode test failed. Video 320 × 200 mode color set 0 test failed. Video 320 × 200 mode color set 1 test failed. 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. Video memory test failed. Video attribute test failed. Video character set test failed. Video 80 × 25 mode 9 × 14 character cell test failed. Video 80 × 25 mode 8 × 8 character cell test failed. Video 320 × 200 mode color set 0 test failed. Video 320 × 200 mode color set 1 test failed. Recommended Action The following error codes apply to error codes 501-xx through 516-xx: 1. Replace the monitor and retest. 2. Replace the graphics controller and retest. The following error codes apply to error codes 2402-xx through 2409-xx: 1. Run the Diagnostics utilities. 2. Replace the monitor and retest. 3. Replace the graphics controller and retest. continued