Compaq Power Solutions, Presario 1800 Series, and XL190, XL191, XL192, Problem, Probable Cause

Presario 1800 Series

Models: XL180, XL181, XL182, XL183, XL184, XL185,

and XL190, XL191, XL192

Power Solutions

Some causes and solutions for power problems are listed in the following table. See also Battery Pack/Gauge Solutions in this chapter.

	Power
Problem	Probable Cause	Solution(s)

Notebook will not turn	Notebook is not connected to
on and the battery	a power source.
pack is not inserted.
	Power cords to the external
	power source are unplugged.
	Power adapter is defective.
Notebook turned off	System initiated Hibernation
while it was left	after a preset timeout.
unattended and the
Power icon is off.
	System initiated Hibernation
	due to a critical low-battery
	condition.
	System board is defective.

Insert battery or connect an external power source.

Ensure that power cords connecting the Notebook and the external power source are plugged in properly.

Replace AC Adapter and restart.

Turn on the Notebook.

Replace the battery pack with a fully charged battery pack, or connect the Notebook to an external power source. Then turn on the Notebook.

Replace the system board.

30 TROUBLESHOOTING PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES