Troubleshooting guide

30 T
ROUBLESHOOTING
P
RESARIO
N
OTEBOOK
M
AINTENANCE AND
S
ERVICE
G
UIDE
1800 S
ERIES
Presario 1800 Series
Models: XL180, XL181, XL182, XL183, XL184, XL185,
and XL190, XL191, XL192
Power Solutions
See also Battery Pack/Gauge Solutions
in this chapter.
Power
Problem Probable Cause Solution(s)
Notebook will not turn
on and the battery
pack is not inserted.
Notebook is not connected to
a power source.
Insert battery or connect an
external power source.
Power cords to the external
power source are unplugged.
Ensure that power cords
connecting the computer and the
external power source are
plugged in properly.
Power adapter is defective. Replace AC Adapter and restart.
Notebook turned off
while it was left
unattended and the
Power icon is off.
System initiated Hibernation
after a preset timeout.
Turn on the Notebook.
System initiated Hibernation
due to a critical low-battery
condition.
Replace the battery pack with a
fully charged battery pack or
connect the Notebook to an
external power source. Then turn
on the Notebook.
System board is defective. Replace the system board.