USB Failure (Right up/down side)
If the rightside USB port fails, perform the following actions one at a time to correct the problem. Do not replace
Start
Check USB/B to
M/B cable
OK
Check USB/B
Swap M/B
Other Failures
OK
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NG |
| USB/B cable to M/B |
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OK
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| Swap USB/B and |
NG |
| USB cable |
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If the VGA board, LAN Port, external MIC or Speakers, PCI Express Card,
1.Check whether the drive is OK.
2.Verify that the Test Fixture is OK.
3.Swap the mainboard and retest.
Chapter 4 | 155 |