Usb Failure - Acer Aspire 5560 Service Manual

USB Failure

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If the USB fails, perform the following, one at a time. Do not replace a non-defective FRU:
Start
OK
Is USB board cable
Reconnect the
NG
well connected?
USB board cable
OK OK
Replace the
Is USB board OK? NG
USB cable or USB board
Replace M/B
Figure 4-8. USB Failure
4-14 Troubleshooting