Fujitsu T731 manual Video Problems

Problem	Possible Cause	Possible Solutions
The system powers up,	The boot sequence settings	Set the operating source by pressing the [ESC] key while the
and displays power on	of the setup utility are not	Fujitsu logo is on screen or use the [F2] key and enter the
information, but fails to	compatible with your configu-	setup utility and adjust the source settings from the Boot
load the operating system.	ration.	menu. See “BIOS Setup Utility” on page 73.
(continued)
	Internal hard drive was not	Use the BIOS setup utility to try to auto detect the internal
	detected.	hard drive.
An error message is dis-	Power On Self Test (POST)	See the Power On Self Test (POST) messages to determine
played on the screen dur-	has detected a problem.	the meaning and severity of the problem. Not all messages
ing the boot sequence.		are errors; some are simply status indicators. See “Power On
		Self Test Messages” on page 118.
Your Tablet PC appears to	BIOS setup changes were not	Make sure you select Save Changes And Exit when exiting
change setup parameters	saved when made and you	the BIOS setup utility.
when you start it.	exited the setup utility.
	The BIOS CMOS hold-up bat-	Contact your support representative for repairs. This is not a
	tery has failed.	user serviceable part but has a normal life of 3 to 5 years.
Your system display won’t	You have installed the LIFE-	Check the Status Indicator Panel for presence of the Security
turn on when the system is	BOOK/Security Application	icon. If it is visible, enter your password See “Status Indicator
turned on or has resumed.	panel.	Panel” on page 30.

Video Problems

The built-in display is blank when you turn on your LIFEBOOK Tablet PC.

Display angle and brightness	Move the display and the brightness control until you have
settings are not adequate for	adequate visibility. Pressing either the [F6] or [F7] keys while
your lighting conditions.	holding down the [Fn] key also allows you to change the
	brightness level of the display.
Power management timeouts	Press a keyboard button or move the mouse to restore oper-
are set for short intervals and	ation. If that fails, push the Power/Suspend/Resume switch.
you didn’t see the display go	(The display may be shut off by Sleep mode, Auto Suspend
on and off again.	or Video Timeout)

115 - Troubleshooting