Chapter 4
85
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
´
Control
Panel
´
System
and
Maintenance
´
System
´
Device
Manager
. Check
the Device Manager to determine that:
Summary of Contents for AO722
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 13: ...Chapter 1 3 System Block Diagram ...
Page 28: ...18 Chapter 1 ...
Page 42: ...32 Chapter 2 ...
Page 72: ...62 Chapter 3 5 Remove the thermal module ...
Page 79: ...Chapter 3 69 3 Replace the two adhesive strips ...
Page 88: ...78 Chapter 3 ...
Page 120: ...110 Chapter 4 ...
Page 137: ...Chapter 6 127 ...
Page 172: ...162 Appendix C ...