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
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.Disconnect the power and open the casing to check the Thermal Unit (see “Thermal Unit Failure” on page 130) and fan airways are free of obstructions.
5.Disable the power management settings in the BIOS to ensure they are not the cause of the problem (see “Boot” on page 38).
6.Remove all external and
7.Remove any recently installed software.
8.If the Issue is still not resolved, see “Online Support Information” on page 187.
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