"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models: 1683, 1685, 1687, 1688, and 1690

 

 

 

 

 

 

 

 

Computer is beeping and battery LED

 

Battery charge is low.

 

Immediately save any open file(s).

icon is blinking.

 

 

 

Then do any one of the following:

 

 

 

 

●

Connect the computer to an

 

 

 

 

 

external power source to

 

 

 

 

 

charge the battery pack.

 

 

 

 

●

Turn off the computer or

 

 

 

 

 

initiate Hibernation until you

 

 

 

 

 

can find another power source

 

 

 

 

 

or charge the battery pack.

 

 

 

 

 

 

Computer battery LED icon (front on Volume is turned down too low. the unit) blinks to indicate low

battery condition, but computer does not beep.

Adjust the volume.

Battery LED icon doesn't light and battery pack won't fast charge.

You have to set the date and time every time you turn on the computer.

Battery pack is already charged.

Battery pack was exposed to temperature extremes.

Battery pack is at end of its life.

RTC battery is dead.

No action is necessary.

Allow time for the battery pack to return to room temperature.

Replace battery pack.

Replace the RTC battery.

Problem

Battery charge does not last as long as expected.

Battery pack is warm to the touch after charging.

Battery pack operating time is far less than the documented average operating time.

Probable Cause

Battery is being exposed to high temperatures or extremely cold temperatures.

Battery has partially self-discharged.

Power management is disabled.

An external device or PC Card is draining the battery.

Normal warming has occurred due to charging.

Power management is turned off or disabled.

An external device or PC Card is draining the battery.

Solution(s)

Keep the battery pack within the recommended operating temperature range 50° F to 104° F (10° C to 40°

C)or recommended storage range -4° F to 86° F (-20° C to 30° C ). Recharge the battery pack.

Recharge the battery. Discharge the battery completely and then recharge it.

Set a power management level in Computer Setup.

Turn off or disconnect external devices when not using them.

No action is required.

Enable power management in Computer Setup and in Windows Power Properties.

Turn off or disconnect external devices when not using them.

file:///C/SERVICE%20MANUALS/COMPAQ%20_%20chec...01685%201687%201688%201690%201694/solving.html (2 of 8)6/27/2004 2:57:51 AM