16 T
ROUBLESHOOTING
P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1800 S
ERIES
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Video Test Error Codes
Error Code Description Recommended Action
2419-xx ECG/VGC ROM checksum test
failed
The following steps apply to error codes
2419-xx through 2456-xx:
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 The following solution applies to error
codes 2458-xx through 2480-xx:
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
Audio Test Error Codes
Error Code Description Recommended Action
3206-xx Audio System Internal Error Replace the system board
and retest.