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Maintenance &
Service Guide
|
Problem | Probable Cause | Solution(s) |
Computer won't turn on and battery pack is not inserted*. | Computer is not
connected to a power source. Power cords to the external power source are unplugged. |
Insert battery or
connect an external power source. Ensure that power cords connecting the computer and the external power source are plugged in properly. |
Power adapter is defective. | Replace AC Adapter and restart. | |
The computer doesn't timeout while on AC power | The system is designed not to timeout while on AC power. | Windows will spin down the hard drive. Windows can be configured to power off the monitor using the display properties control panel applet. Alternatively, the user can change "BIOS-PM on AC" in the BIOS setup. |
Computer turned off while it was left unattended and the power icon is off. | System board is defective. | Replace the system board. |
System initiated Hibernation due to a critical low-battery condition. | Replace the battery pack with a fully charged battery pack or connect the computer to an external power source. Then turn on the computer. | |
System initiated Hibernation after a preset timeout. | Turn on the computer. |
* In rare cases, it may be necessary to remove the power cord and the battery, wait 30 seconds, and reinsert the power cord to power on the unit. The above steps reset the keyboard controller which is usually always powered, even when the computer appears to be off.
Back to Troubleshooting Without Diagnostics
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