full capacity, the AC adapter skips the express-charging process and starts trickle-charging the battery. If the computer is on, it takes up to 2.5 hours to charge

a fully discharged battery, depending on which devices you are using and which programs you are running.

NOTE: You can leave the battery in the computer as long as you like. The battery's integrated circuitry prevents the battery from

overcharging.

Detecting Battery Problems

A battery problem may prevent the battery from being charged to its full potential and can lead to unpredictable operation. To obtain a new battery, call Dell or

access the Dell World Wide Web site at http://www.dell.com.

Dell suggests you follow these precautions when using the battery:

To avoid installing a defective battery in your computer, first check the battery's charge, indicated by the battery charge-level indicators on the battery

itself, by pressing the battery test button

NOTE: If the battery has a 0 (zero) percent charge, you cannot use the battery test button to check the battery's capacity. The battery

gauge indicator will not light if the battery is completely drained.

If, after you insert the battery into the computer, the computer's battery status indicator

too hot to charge. Turn off the computer, and let the battery and computer cool to room temperature.

If, after you insert the battery into the computer, the computer's battery status indicator

disconnect the AC adapter or when you press the power button, you need to replace the battery.

If, after you insert the battery into the computer, the computer's battery status indicator

needs to be replaced.

Battery Disposal

When your battery no longer holds a charge, call your local waste disposal agency or environmental agency for advice on disposal of the computer's lithium-

ion battery.

CAUTION: Do not puncture or incinerate the battery.

file:///F|/Service%20Manuals/Dell/Inspiron/3800/power.htm (11 of 12) [2/28/2004 6:59:02 AM]

(see Figure

4).

(see Figure

5) flashes alternately green and amber, the battery is

(see Figure

5) flashes amber for 4 seconds when you connect or

(see Figure

5) flashes rapidly amber, the battery is defective and

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