Toshiba Satellite U845W-S410P User Guide - Page 131

Display problems, The screen is blank.

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If Something Goes Wrong Display problems 131 You have connected an external keyboard and the operating system displays one or more keyboard error messages. You may need to update your keyboard driver. Refer to the documentation that came with the keyboard or to the keyboard manufacturer's Web site. The keyboard you connected may be defective or incompatible with the computer. Try using a different make of keyboard. Display problems Here are some typical display problems and their solutions: The screen is blank. Display Auto Off may have gone into effect. Press any key to activate the screen. If you are using the built-in screen, make sure the display priority is not set for an external monitor. To do this, press F4 (once). If this does not correct the problem, press F4 again to return the display priority to its previous setting. HINT: Press the F4 key several times to advance through the display options. If you are using an external monitor: ❖ Check that the monitor is turned on. ❖ Check that the monitor's power cord/cable is firmly plugged into a working power outlet. ❖ Check that the cable connecting the external monitor to the computer is firmly attached. ❖ Try adjusting the contrast and brightness controls on the external monitor. ❖ Press F4 to make sure the display priority is not set for the builtin screen. The screen does not look correct. You can change the display settings by clicking a blank area of the desktop with the secondary control button, then clicking Personalize. This opens the Personalization window. Choose a theme for your desktop background, under Colors, Sounds, and Screen Saver, or change the settings for each of these components individually. Click Display and then Change display settings to choose the screen resolution.

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131
If Something Goes Wrong
Display problems
You have connected an external keyboard and the operating
system displays one or more keyboard error messages.
You may need to update your keyboard driver. Refer to the
documentation that came with the keyboard or to the keyboard
manufacturer's Web site.
The keyboard you connected may be defective or incompatible with
the computer. Try using a different make of keyboard.
Display problems
Here are some typical display problems and their solutions:
The screen is blank.
Display Auto Off may have gone into effect. Press any key to
activate the screen.
If you are using the built-in screen, make sure the display priority is
not set for an external monitor. To do this, press
F4
(once). If this
does not correct the problem, press
F4
again to return the display
priority to its previous setting.
HINT: Press the
F4
key several times to advance through the display
options.
If you are using an external monitor:
❖
Check that the monitor is turned on.
❖
Check that the monitor’s power cord/cable is firmly plugged
into a working power outlet.
❖
Check that the cable connecting the external monitor to the
computer is firmly attached.
❖
Try adjusting the contrast and brightness controls on the
external monitor.
❖
Press
F4
to make sure the display priority is not set for the built-
in screen.
The screen does not look correct.
You can change the display settings by clicking a blank area of the
desktop with the secondary control button, then clicking
Personalize
. This opens the Personalization window. Choose a
theme for your desktop background, under
Colors
,
Sounds
, and
Screen Saver
, or change the settings for each of these components
individually. Click
Display
and then
Change display settings
to
choose the screen resolution.