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Troubleshooting Symptom Charts/Video
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- 5
Video
(Continued)
Partial or whole
screen is bright and
audio is present, but
no video information
is visible
1 Replace video cable.
2 Replace monitor. Refer to appropriate monitor manual to
troubleshoot defective monitor.
3 Replace logic board. Retain customer’s SIMMs.
Screen is completely
dark, fan is not
running, and LED is
not lit
1 Verify that external power cables are properly connected.
2 Remove peripherals.
3 Replace power supply.
4 Replace logic board. Retain customer’s SIMMs.