Solving computer problems

Battery problems

Problem: The battery cannot be fully charged by the power-off method in the standard charge time for your computer.

Solution: The battery might be over-discharged. Do the following:

1.Turn off the computer.

2.Make sure that the over-discharged battery is in the computer.

3.Connect the ac adapter to the computer and let it charge.

If the battery cannot be fully charged in 24 hours, use a new battery.

If the optional Quick Charger is available, use it to charge the over-discharged battery.

Problem: Your computer shuts down before the battery status indicator shows empty, -or-Your computer operates after the battery status indicator shows empty.

Solution: Discharge and recharge the battery.

Problem: The operating time for a fully charged battery is short.

Solution: Discharge and recharge the battery. If your battery’s operating time is still short, use a new battery.

Problem: The computer does not operate with a fully charged battery.

Solution: The surge protector in the battery might be active. Turn off the computer for one minute to reset the protector; then turn on the computer again.

Problem: The battery does not charge.

Solution: You cannot charge the battery when it is too hot. If the battery feels hot, remove it from the computer and allow it to cool to room temperature. After it cools, reinstall it and recharge the battery. If it still cannot be charged, have it serviced.

Hard disk drive problems

Problem: The hard disk drive makes a rattling noise intermittently.

Solution: The rattling noise might be heard when:

vThe hard disk drive starts accessing the data or when it stops.

Chapter 2. Solving computer problems 23

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IBM 92P1559 manual Battery problems, Hard disk drive problems