Acer 4740G - Manual (Page 160)

150 Chapter 4
Wireless Function Failure
If the WLAN/WiMAX fails, perform the following actions one at a time to correct the problem. Do not replace a
non-defective FRUs:
Bluetooth Function Failure
If the Bluetooth fails, perform the following actions one at a time to correct the problem. Do not replace a non-
defective FRUs:
Start
Reconnect the
Antenna to the
card
Check Antenna to
WLAN/WiMAX C ard
Check Antenna Swap the Antenna
Check WLAN/Wi MAX
Card
Swap WLAN/
WiMAX Card
Check Function Board
Swap Function
Board
Swap Mainboard
OK
OK
OK
OK
NG
NG
NG
NG
Start
Reconnect the
cable to the
module
Check BT cable
connected
Check BT cable Swap the cable
Check BT Module Swap BT Module
Check Function Board
Swap Function
Board
Swap Mainboard
OK
OK
OK
OK
NG
NG
NG
NG