Usb Failure; Wireless Function Failure; Wlan Failure - Acer ASPIRE 533 Service Manual

USB Failure

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

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:
128
Start
OK
Check IO/B
to M/B
CONN
OK
Check IO/B
Swap M/B
Start
OK
Check WL
NG
antenna to WL
card
OK
OK
Check
NG
antenna
OK
OK
Check WL
NG
card
Swap M/B
Re-assemble
the IO/B
NG
CONN to M/B
OK
Swap IO/B
NG
Re-assemble
the antenna to
WL card
Swap The
antenna
Swap the WL
card
Chapter 4