Touchpad Failure; Internal Speaker Failure - Acer Aspire One AOD150 Service Manual

TouchPad Failure

If the TouchPad doesn't work, perform the following actions one at a time to correct the problem. Do not
replace a non-defective FRUs:

Internal Speaker Failure

If the internal Speakers fail, perform the following actions one at a time to correct the problem. Do not replace
a non-defective FRUs:
Sound Problems
If sound problems are experienced, perform the following actions one at a time to correct the problem.
1. Reboot the computer.
2. Navigate to Start
the Device Manager to determine that:
122
START
Check M/B
T/P FCC
OK
Check Upper
Cover
OK
Replace
Mainboard
START
Check M/B
Speaker cable
OK
Check Lower
Cover
OK
Replace
Mainboard
Control Panel System and Maintenance
Reassemble
T/P FFC to
NG
Mainboard
Swap/
Reassemble T/
NG
P board or T/P
FFC
Reassemble
Speaker cable
NG
to Mainboard
Swap Lower
NG
Cover
System Device Manager. Check
Chapter 4