Compaq 4200, 4130T, 4150T, 4140T, 4131T, 4125T, 4160T, 4120 Solving Battery and Battery Gauge Problems

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Solving Battery and Battery Gauge Problems

Some common causes and solutions for battery problems are listed in the following table. The "Solving Power Problems" section in this chapter also may be applicable.

Table 2-16

Solving Battery and Battery Gauge Problems

Problem	Probable Cause	Solution(s)
Computer won't turn on when	Battery is discharged.	Connect the computer to an external power
battery pack is inserted and		source and charge the battery pack.
power cord is unplugged.
		Replace the battery pack with a fully charged
		battery pack.
		Check the battery connectors on the system
		board to verify they are evenly spaced and
		that they are not bent or broken.
Computer is beeping	Battery charge is low.	Immediately save any open file(s). Then do
and battery light is blinking.		any one of the following:
		■ Connect the computer to an external power
		source to charge the battery pack.
		■ Initiate Suspend and replace the battery
		pack with a fully charged battery pack.
		■ Turn the computer off or initiate
		Hibernation until you can find another
		power source or charge the battery pack.
Computer battery light blinks	Low - battery beeps were	Run Computer Setup to turn on the low -
to indicate low- battery	turned off.	battery warning beeps.
condition, but computer does
	Volume is turned off or turned	Press Fn+F5 to turn the speaker on and then
not beep.
	down too low.	adjust the volume.
Battery light doesn't light and	Battery pack is already	No action is necessary.
battery pack won't fast	charged.
charge.
	Battery pack was exposed to	Allow time for the battery pack to return to
	temperature extremes.	room temperature.
	Battery pack is at end of its	Replace battery pack.
	life.

Computer turned off and information in memory was lost when replacing the battery pack.

The battery pack was not replaced.

Turn off the computer and restart.

Continued

2-18 Troubleshooting