Compaq C300 HP G3000 Notebook PC and Compaq Presario C300 Notebook PC - Mainte - Page 42
Flowchart 2.6-No Video, Part 1
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Troubleshooting Flowchart 2.6-No Video, Part 1 No video. Docking Device Stand-alone or docking device? Go to "Flowchart 2.7-No Video, Part 2." *NOTE: To change from internal to external display, use the hotkey combination. Stand-alone Y Internal or external Adjust brightness. Video OK? Done display*? External Internal N Adjust brightness. A Press lid switch to ensure operation. Y Y Video OK? Done Video OK? Done N Check for bent pins on cable. N Replace the following one at a time. Test after each replacement. 1. Cable between computer and computer display (if applicable) 2. Display 3. System board N Video OK? Y Try another display. N Internal and external video OK? Y Replace system board. Done Done 2-16 Maintenance and Service Guide
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2–16
Maintenance and Service Guide
Troubleshooting
Flowchart 2.6—No Video, Part 1
A
N
Stand-alone
or docking
device?
No video.
Replace the following one at a time. Test after each replacement.
1. Cable between computer and computer display (if applicable)
2. Display
3. System board
Internal or
external
display*?
Adjust
brightness.
Video OK?
Done
Docking Device
Internal
Stand-alone
External
Adjust
brightness.
Video OK?
Done
Y
Press lid
switch to ensure
operation.
Video OK?
Done
Y
N
Video OK?
Done
Done
N
Check for bent
pins on cable.
Try
another
display.
Internal and
external
video OK?
Replace
system
board.
Y
Y
N
N
*NOTE: To change from internal to
external display, use the hotkey
combination.
Y
Go to
“Flowchart
2.7—No Video,
Part 2.”