80
Chapter 4
Power On Issue
If the system doesn’t power on, perform the following actions one at a time to correct the problem. Do not
replace a non-defective FRUs:
Computer Shutsdown Intermittently
If the system powers off at intervals, perform the following actions one at a time to correct the problem.
1.
Check the power cable is properly connected to the computer and the electrical outlet.
2.
Remove any extension cables between the computer and the outlet.
3.
Remove any surge protectors between the computer and the electrical outlet. Plug the computer directly
into a known good electrical outlet.
4.
Remove all external and non-essential hardware connected to the computer that are not necessary to
boot the computer to the failure point.
5.
Remove any recently installed software.
6.
If the Issue is still not resolved, see “Online Support Information” on page 161.
Содержание AO722
Страница 6: ...VI ...
Страница 10: ...X Table of Contents ...
Страница 13: ...Chapter 1 3 System Block Diagram ...
Страница 28: ...18 Chapter 1 ...
Страница 41: ...Chapter 2 31 3 Reboot the system and key in the selected string qjjg9vy 07yqmjd etc for the BIOS user password ...
Страница 42: ...32 Chapter 2 ...
Страница 72: ...62 Chapter 3 5 Remove the thermal module ...
Страница 79: ...Chapter 3 69 3 Replace the two adhesive strips ...
Страница 88: ...78 Chapter 3 ...
Страница 120: ...110 Chapter 4 ...
Страница 137: ...Chapter 6 127 ...
Страница 172: ...162 Appendix C ...