System information

Troubleshooting 15-5
COMPAQ CONFIDENTIAL - NEED TO KNOW REQUIRED
Writer: Carey Gregg Saved by: Carey Gregg Saved date: 05/08/00 12:06 PM
Part Number: 170706-002 File name: Ch15.doc
Solving Battery Problems Continued
Problem Possible Cause Solution
Computer shut down and
work in memory was lost
when a battery pack that
was the only power source
available to the system was
replaced.
The computer was not
turned off before replacing
the battery pack.
Restore power, then turn
on the computer with the
power switch.
Date and time must be
reset each time the
computer is turned on.
The real-time clock battery
has reached the end of its
useful life.
Restore power, then turn
on the computer with the
power switch.
Replace the real-time clock
battery. Refer to Chapter 13
for procedures.
Battery light does not turn
on to indicate that battery
pack is charging; battery
pack does not charge.
The battery pack
has reached the end of its
useful life.
Battery pack was exposed
to temperature extremes.
Replace the battery pack.
Allow time for the battery
pack to reach room
temperature.
Battery pack is already fully
charged.
No action is necessary.
Battery charge does not last
as long as expected.
Battery conservation
settings, practices, and
procedures are not being
used.
Refer to “Conserving
Battery Power” in Chapter 3
Battery pack has partially
self-discharged.
Refer to “Storing the Battery
Pack” in Chapter 3.
Battery pack is being
exposed to temperature
extremes.
Keep battery pack within
the recommended
operating or storage
temperature ranges.
Refer to Appendix D for
operating ranges
or to “Storingthe Battery
Pack” in Chapter 3 for
storage ranges.
Battery charge displays do
not accurately report the
charge remaining in a
battery pack.
The battery pack requires
recalibration.
The battery pack
has reached the end of its
useful life.
Refer to “Calibrating a
Battery Pack” in Chapter 3.
Replace the battery pack.