Fujitsu N6420 manual Memory Problems, Modem Problems, USB Device Problems, PC Card 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

Problem	Possible Cause	Possible Solutions
Memory Problems
Your Main menu of the	Your memory upgrade module	Remove and reinstall your memory upgrade
BIOS setup utility informa-	is not properly installed.	module. (See Memory Upgrade Module page 48 for
tion, does not show the		more information)
correct amount of installed
	You have a memory failure.	Check for POST messages. (See Power On Self Test
memory.
		Messages page 63 for more information)
Modem Problems
Messages about modem	Messages about operation are	See your application software documentation for
operation.	generated by whichever	additional information.
	modem application is in use.
USB Device Problems
You have installed a USB	The USB device is not properly	Verify the USB is properly installed by unplugging
device, but your LifeBook	installed and/or powered.	and replugging the plug. Also, verify that sufficient
notebook does not recog-		power is available to the USB device.
nize the device, or the
	The USB port is not enabled in	Verify the USB port is Enabled in the BIOS. (See
device does not seem to
	the BIOS.	Entering the BIOS Setup Utility page 27 for more
work properly.
		information)
	The device is not properly	Remove and reinstall the device. (See Device Ports
	installed.	page 50 for more information)
	The device may have been	Close the application and restart your LifeBook
	installed while an application	notebook.
	was running, so your notebook
	is not aware of its installation.
	Your software may not have	See your software documentation and activate the
	correct software driver active.	correct driver.
	You may have the wrong I/O	See your device documentation and software docu-
	address selected for your	mentation to determine the required I/O address.
	device.	Change the settings in the BIOS setup utility. (See
		BIOS Setup Utility page 29 for more information)
	Your device and another device	Check all I/O addresses located within the BIOS
	are assigned the same I/O	setup utility and any other installed hardware or
	address.	software to make sure there are no duplications.
PC Card Problems
A card inserted in the PC	The card is not properly	Remove and reinstall the card. (See Removing PC
Card slot does not work or	installed.	Cards page 46 for more information)
is locking up the system.
	Your software may not have	See your software documentation and activate the
	the correct driver active.	correct driver.
	The card may have been	Close the application and restart your LifeBook
	installed while an application	notebook.
	was running, so your notebook
	is not aware of its installation.
	You may have the wrong I/O	See your PC Card documentation to determine
	address selected for your PC	the required I/O address. Change the settings in
	Card device.	the BIOS. (See BIOS Setup Utility page 29 for more
		information)

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