Fujitsu LifeBook N6420 User Manual download pdf (Page 64)

LifeBook N6400 Series User’s Guide

SPECIFIC PROBLEMS

Using the Troubleshooting Table

When you have problems with your LifeBook notebook,

try to find the symptoms under the Problem column of

the troubleshooting table for the feature giving you

difficulty.

TROUBLESHOOTING TABLE

You will find a description of common causes for that

symptom under the column Possible Cause and what, if

anything, you can do to correct the condition under

Possible Solutions. All possible causes or solutions may

not apply to your LifeBook notebook.

Problem Page

Audio Problems . . . . . . . . . . . . . . . . . . . . . . . . . . page 56

DVD/CD-ROM Drive Problems . . . . . . . . . . . . page 56

Hard Drive Problems. . . . . . . . . . . . . . . . . . . . . . page 57

Keyboard or Mouse Problems . . . . . . . . . . . . . . page 57

Memory Problems . . . . . . . . . . . . . . . . . . . . . . . . page 58

Modem Problems. . . . . . . . . . . . . . . . . . . . . . . . . page 58

USB Device Problems . . . . . . . . . . . . . . . . . . . . . page 58

PC Card Problems . . . . . . . . . . . . . . . . . . . . . . . . page 58

Power Failures . . . . . . . . . . . . . . . . . . . . . . . . . . . page 59

Shutdown and Start-up Problems . . . . . . . . . . . page 60

Video Problems . . . . . . . . . . . . . . . . . . . . . . . . . . page 61

Problem Possible Cause Possible Solutions

Audio Problems

There is no sound coming

from the built-in speakers.

The volume is turned too low. Adjust the volume control on your notebook.

The software volume control is

set too low.

Adjust the sound volume control settings in your

software, operating system and applications.

Headphones are plugged into

your notebook.

Plugging in headphones disables the built-in

speakers, remove the headphones.

BIOS audio settings are

incorrect.

Set the BIOS setup utility to the default values within

the Multimedia Device Configuration menu. (See

BIOS Setup Utility page 29 for more information)

Software driver is not config-

ured correctly.

Refer to your application and operating system

documentation for help.

Sound may be set to Mute. Click on the Volume icon in the notification area

and verify that the Mute checkbox is not set.

Device Manager may not be set

correctly.

Go to the Control Panel -> System, and click on the

Hardware tab. Click [Device Manager] and scroll

down to verify that all devices are set properly.

DVD/CD-ROM Drive Problems

Notebook fails to recognize

DVD/CDs.

DVD/CD is not pushed down

onto center circle of the drive.

Open the DVD/CD-ROM tray and re-install the

disk properly.

DVD/CD-ROM tray is not

latched shut.

Push on the front of the DVD/CD-ROM tray

until it latches.

Wrong drive designator was

used for DVD/CD in the

application.

Verify that the drive designator used by the applica-

tion is the same as that used by the operating system.

When the operating system is booted from a DVD/

CD, drive designations are automatically adjusted.

Windows DVD/CD Auto

Insert Notification function is

disabled.

Start the DVD/CD from the desktop or application

software or re-enable the Windows DVD/CD Auto

Insert Notification function. (See Auto Insert Notifi-

cation Function page 44 for more information)

DVD/CD is dirty or defective. Wipe DVD/CD with a non-abrasive CD cleaning

cloth and reinsert. If it still will not work try another

DVD/CD in the drive.

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Fujitsu LifeBook N6420 User Manual Page 64

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