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3-10 Troubleshooting and Diagnostics Service Manual
Symptom Call Center: Suggestions
Repair Center:
Likely Causes
Repair Center:
Comments
Battery does not charge Make sure AC adapter has correct
power rating.
Make sure AC adapter is connected
properly and battery installed
properly.
Check battery contacts. If available,
try another battery and AC adapter.
Move notebook away from any
nearby heat source. Unplug AC
adapter and allow battery to cool.
Check for blocked air vents.
Battery or contacts
AC adapter
Motherboard
Heat sink
Check battery and
AC adapter
Check heat sink
AC adapter does not
power notebook
Try another AC adapter, if available. AC adapter
Motherboard
AC adapter cannot be
repaired, and must
be replaced.
Battery indicator is
inaccurate
Time Remaining is an estimate
based on notebook’s power use at
that moment. It, therefore, depends
on current task and assumes power
will be used at that rate until battery
runs out. So if notebook is currently
using good deal of power (such as
when reading CD or DVD), Time
Remaining likely shows less time
than actually remains.
Standby/resume
General problems Close all applications before entering
(or allowing notebook to enter)
Standby or Hibernation mode.
If problem appears after installing
new software (including drivers),
uninstall that software. Contact
software vendor for additional
support.
Notebook resumes slowly
from Standby mode
Notebook can take a minute or
longer to resume if network card is
installed. Blinking cursor appears
while system is loading and checking
hardware and network connections.
When hardware is reinitialized,
Windows desktop appears.
Does not suspend to
Standby mode as
expected
Notebook won’t suspend
if connection to another computer is
active.
If notebook is busy, it normally
finishes current operation before
suspending.
Does not automatically
enter Hibernation mode as
expected
Make sure hibernate support is
enabled in Power in Control Panel.
Also, make sure Hibernate timeouts
(Power Schemes tab) for AC and
battery power are not set to Never.