Compaq XL192 Laptop User Manual


 
16 T
ROUBLESHOOTING
P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1800 S
ERIES
Presario 1800 Series
Models: XL180, XL181, XL182, XL183, XL184, XL185,
and XL190, XL191, XL192
Video Test Error Codes (Continued)
Error Code Description Recommended Action
2419-xx ECG/VGC ROM checksum test
failed
1. Run the Configuration and Diagnostics
utilities.
2. Disconnect external monitor and test
with the Notebook display.
3. Replace the display assembly
and
retest.
4. Replace the system board
and retest.
2421-xx ECG/VGC 640 x 200 graphics
mode test failed
2422-xx ECG/VGC 640 x 350 16 color set
test failed
2423-xx ECG/VGC 640 x 350 64 color set
test failed
2424-xx ECG/VGC monochrome text
mode test failed
2425-xx ECG/VGC monochrome graphics
mode test failed
2431-xx 640 x 480 graphics test failure
2432-xx 320 x 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
2458-xx Advanced VGA BitBLT test failed Replace the system board and retest.
2468-xx Advanced VGA DAC test failed
2477-xx Advanced VGA data path test
failed
2478-xx Advanced VGA BitBLT test failed
2480-xx Advanced VGA LineDraw test
failed