Fujitsu N6420 manual Power Failures, Panel page 15 for more information If a battery is

Models: N6420

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T r o u b l e s h o o t i n g

 

 

 

 

 

 

 

 

 

 

 

 

 

Problem

Possible Cause

Possible Solutions

 

 

 

 

 

 

 

 

 

 

 

 

A card inserted in the PC

Your PC Card device and

Check all I/O addresses located within the BIOS

 

 

Card slot does not work or

another device are assigned the

setup utility and any other installed hardware or

 

 

is locking up the system.

same I/O address.

software to make sure there are no duplications.

 

 

(continued)

 

 

 

 

 

 

 

 

 

 

 

Power Failures

 

 

 

 

 

 

 

 

 

 

You turn on your LifeBook

The installed primary battery

Check the Status Indicator Panel to determine the

 

 

notebook and nothing

is discharged, there’s no second

presence and condition of the batteries. (See Status

 

 

seems to happen.

battery installed or there is no

Indicator Panel page 15 for more information) Install

 

 

 

AC adapter installed.

a charged battery or a Power adapter.

 

 

 

 

 

 

 

 

The battery is installed but is

Use the Status Indicator panel to verify the presence

 

 

 

faulty.

and condition of the batteries. (See Status Indicator

 

 

 

 

 

Panel page 15 for more information) If a battery is

 

 

 

 

 

indicating a short, remove that battery and operate

 

 

 

 

 

from another power source or replace that battery.

 

 

 

 

 

 

 

 

The battery or batteries are low.

Check the Status Indicator Panel to determine the

 

 

 

 

 

presence and condition of the batteries. (See Status

 

 

 

 

 

Indicator Panel page 15 for more information) Use a

 

 

 

 

 

Power adapter to operate until a battery is charged

 

 

 

 

 

or install a charged battery.

 

 

 

 

 

 

 

 

The AC adapter is not plugged

Verify that your adapter is connected correctly. (See

 

 

 

in properly.

Power Sources page 27 for more information)

 

 

 

 

 

 

 

 

The Power adapter has no

Move the AC cord to different outlet, check for a line

 

 

 

power from the AC outlet.

switch or tripped circuit breaker for the AC outlet.

 

 

 

 

 

 

 

 

The AC adapter is faulty.

Try a different Power adapter.

 

 

 

 

 

 

 

Your LifeBook notebook

The power management

Press any button or key on the keyboard, or move

 

 

turns off all by itself.

parameters are set for auto

the mouse. If that fails, push the Power/Suspend/

 

 

 

timeouts which are too short

Resume button. Check your power management

 

 

 

for your operating needs.

settings, or close your applications and go to the

 

 

 

 

 

Power Savings menu of the setup utility to adjust the

 

 

 

 

 

timeout values to better suit your operation needs.

 

 

 

 

 

 

 

 

You ignored a low battery

Install a power adapter and then push the Power and

 

 

 

alarm until the battery is dead

Suspend/Resume button. (See Power Sources page 27

 

 

 

and your machine has gone

for more information)

 

 

 

into Dead Battery Suspend

 

 

 

 

mode.

 

 

 

 

 

 

 

 

 

Your power adapter has failed

Make sure the adapter is plugged in and the outlet

 

 

 

or lost its power source.

has power.

 

 

 

 

 

 

 

 

You have a battery failure.

Verify the condition of the batteries using the Status

 

 

 

 

 

Indicator panel, and replace or remove any batteries

 

 

 

 

 

that are shorted. (See Status Indicator Panel page 15

 

 

 

 

 

for more information)

 

 

 

 

 

 

 

Your LifeBook notebook

The installed batteries are

Replace the battery with a charged one or install

 

 

will not work on battery

dead.

an AC adapter.

 

 

alone.

 

 

 

 

 

No batteries are installed.

Install a charged battery.

 

 

 

 

 

 

 

 

 

 

 

The batteries are improperly

Verify that the batteries are properly connected by

 

 

 

installed.

re-installing them.

 

 

 

 

 

 

 

59

Page 67
Image 67
Fujitsu N6420 manual Power Failures, Panel page 15 for more information If a battery is