Compaq Presario,Presario 18XL390 Supplementary Manual page 56

Problem
Notebook is beeping
;
and battery (
icon is blinking.
;
Battery (
icon on the front of the
unit blinks to indicate
low-battery condition,
but Notebook does not
beep.
Battery charging
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
Notebook.
Battery charge does
not last as long as
expected.
20 T
ROUBLESHOOTING
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Battery Pack/Gauge
Probable Cause
Battery charge is low.
)
) Volume is turned down too
low.
9
Battery pack is already
charged.
Battery pack was exposed to
temperature extremes.
Battery pack is at the end of
its life.
RTC battery is dead.
Battery is exposed to high or
extremely cold temperatures.
Solution(s)
Immediately save any open
file(s). Then complete one of the
following steps:
Connect the Notebook to an
•
external power source to
charge the battery pack.
Turn off the Notebook or initiate
•
Hibernation until you can find
another power source or charge
the battery pack.
Adjust the volume.
No action is necessary.
Allow time for the battery pack to
return to room temperature.
Replace the battery
Replace the RTC
Keep the battery pack within the
recommended temperature range
for operation or storage.
Operating Range: 50°F to
•
104°F (10°C to 40°C)
Storage Range: -4°F to 86°F
•
(-20°C to 30°C)
Recharge the battery pack.
P N M
RESARIO OTEBOOK AINTENANCE AND
pack.
battery.
S G 1800 S
ERVICE UIDE ERIES