Usb Failure - Acer Aspire E1-521 Service Manual

USB Failure

If the USB fails, perform the following:
Check USB
FFC to USB
Connect
Check USB/B
Check USB
CONN is well
Swap M/B
Troubleshooting
Start
OK
OK
OK
OK
Figure 4:8. USB Failure
NG
Re-assemble
USB FFC
NG
Swap USB/B
NG
USB CONN
Replace
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