Acer Aspire 5737Z Series - Modem Function Failure; Wireless Function Failure

Chapter 4 131
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:
Wireless Function Failure
If the WLAN fails, perform the following actions one at a time to correct the problem. Do not replace a non-
defective FRUs:
START
RJ-11 well
connected?
Modem wire
well connected?
Modem card
well connected?
Modem card OK?
Replace
Mainboard
Connect it well
Seat it well
Replace
Modem card
Connect it well
No
No
No
No