Fujitsu N6420 manual Specific Problems, Using the Troubleshooting Table, Audio Problems

L i f e B o o k N 6 4 0 0 S e r i e s U s e r ’ s G u i d e

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	The volume is turned too low.	Adjust the volume control on your notebook.
from the built-in speakers.
	The software volume control is	Adjust the sound volume control settings in your
	set too low.	software, operating system and applications.
	Headphones are plugged into	Plugging in headphones disables the built-in
	your notebook.	speakers, remove the headphones.
	BIOS audio settings are	Set the BIOS setup utility to the default values within
	incorrect.	the Multimedia Device Configuration menu. (See
		BIOS Setup Utility page 29 for more information)
	Software driver is not config-	Refer to your application and operating system
	ured correctly.	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	Go to the Control Panel -> System, and click on the
	correctly.	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/CD is not pushed down	Open the DVD/CD-ROM tray and re-install the
DVD/CDs.	onto center circle of the drive.	disk properly.
	DVD/CD-ROM tray is not	Push on the front of the DVD/CD-ROM tray
	latched shut.	until it latches.
	Wrong drive designator was	Verify that the drive designator used by the applica-
	used for DVD/CD in the	tion is the same as that used by the operating system.
	application.	When the operating system is booted from a DVD/
		CD, drive designations are automatically adjusted.
	Windows DVD/CD Auto	Start the DVD/CD from the desktop or application
	Insert Notification function is	software or re-enable the Windows DVD/CD Auto
	disabled.	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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