Fujitsu E8420 manual Problem, Possible Cause, Possible Solutions, Sources” on page

Problem	Possible Cause	Possible Solutions
You turn on your LifeBook	The power adapter (AC	Verify that your adapter is connected correctly. See “Power
notebook and nothing	or auto/airline) is not	Sources” on page 47.
seems to happen.	plugged in properly.
(continued)
	AC adapter has no	Move the AC cord to a different outlet, check for a line switch or
	power from AC outlet,	tripped circuit breaker for the AC outlet. If you are using an
	airplane seat jack, or	auto/airline adapter in a car make sure the ignition switch is in the
	car cigarette lighter.	On or Accessories position.
	The Power adapter (AC	Try a different Power adapter or install a charged optional second
	or auto/airline) is faulty.	battery.
Your LifeBook notebook	The power manage-	Press any button on the keyboard, or move the mouse to restore
turns off all by itself.	ment parameters are set	operation. If that fails, push the Power/Suspend/Resume button.
	for auto timeouts which	Check your power management settings, or close your applica-
	are too short for your	tions and go to the Power Options Properties located in the Control
	operating needs.	Panel to adjust the timeout values to better suit your needs.
	You have a battery fail-	Verify the condition of the batteries using the Status Indicator
	ure.	panel, and replace or remove any batteries that are shorted. See
		“Status Indicator Panel” on page 24.
	Your power adapter has	Make sure the adapter is plugged in and the outlet has power.
	failed or lost its power.
	You are operating on	Install a power adapter and then push the Power/Sus-
	battery power and	pend/Resume button. See “Power Sources” on page 47.
	ignored a low battery
	alarm until the battery is
	dead and the system
	has gone into Dead Bat-
	tery Suspend mode.
Your LifeBook notebook will	No batteries are	Install a charged battery.
not work on battery alone.	installed.
	The installed batteries	Replace the battery with a charged one or install a power adapter.
	are dead.

103 - Troubleshooting Your LifeBook