Troubleshooting the System Battery
Problem
•System message indicates a problem with the battery.
•System Setup program loses system configuration information.
•System date and time do not remain current.
NOTE: If the system is turned off for long periods of time (for weeks or months), the NVRAM may lose its system configuration information. This situation is caused by a defective battery.
Action
1
2Turn off the system and disconnect it from the electrical outlet for at least one hour.
3Reconnect the system to the electrical outlet and turn on the system.
4Enter the System Setup program.
If the date and time are not correct in the System Setup program, replace the battery. See "Replacing the System Battery" on page 79.
If the problem is not resolved by replacing the battery, see "Getting Help" on page 123.
NOTE: Some software may cause the system time to speed up or slow down. If the system seems to operate normally except for the time kept in the System Setup program, the problem may be caused by software rather than by a defective battery.
Troubleshooting System Cooling Problems
Problem
•Systems management software or BIOS issues a
Action
Ensure that none of the following conditions exist:
•System cover, drive blank, or front or back filler panel is removed.
•Ambient temperature is too high.
•External airflow is obstructed.
•Cables inside the system obstruct airflow.
•An individual cooling fan is removed or has failed. See "Troubleshooting a Fan" on page 103.
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Troubleshooting Your System
