Usb Failure (Rightside); Modem Function Failure - Acer TravelMate 4330 Series Service Manual

USB Failure (Rightside)

If the rightside USB port fails, perform the following actions one at a time to correct the problem. Do not
replace a non-defective FRUs:

Modem Function Failure

If the internal Modem fails, perform the following actions one at a time to correct the problem. Do not replace a
non-defective FRUs:
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