Compaq Armada M300 series Maintenance And Service Manual page 38

Table 2-9
Continued
Problem
Battery pack will not charge.
Computer shut down and
memory was lost when replacing
the battery pack.
Battery charge does not last very
long.
Date and time must be set every
time computer is turned on.
Battery gauge seems inaccurate. The battery pack may need
Battery pack is warm after
charging.
Possible Cause
Battery pack was exposed to
temperature extremes.
Battery pack is already charged.
Battery pack has exceeded its
useful life cycle.
Hibernation was not initiated
before removing the battery pack.
Battery is exposed to higher
temperatures.
Battery is exposed to extremely
cold temperatures.
Battery conservation is disabled or
set to drain.
An external device is draining the
battery.
Battery gauge may be
inaccurate and require
recalibration.
The Real Time Clock battery has
reached the end of its useful life.
calibration.
The battery pack has reached the
end of its useful life.
Warming occurs during charging.
Solution
Allow time for the battery pack to
return to room temperature.
No action required.
Use a different battery pack.
Work is lost.
Put the computer in a cooler place
and recharge the battery pack.
Put the computer in a warmer place
and recharge the battery pack.
NOTE: The recommended operating
temperature range for the battery is
from 10°C to 40°C
(50°F to 104°F). The recommended
storage temperature range for the
battery is from 0°C to 30°C (32°F to
86°F).
Reset the battery conservation level.
Turn off or remove any external
device or PC Cards when not in use.
Recalibrate the gauge.
Restore power, then turn on the
computer with the power switch
Replace the Real Time Clock
battery.
Recalibrate the battery.
Replace the battery pack.
No action required.
Troubleshooting 2-15