Toshiba satellite 17.3 s75-a7270 用户手册

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页码 186
141
If Something Goes Wrong
Display problems
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
. If this does not 
correct the problem, press 
F4
 again to return the display priority to 
its previous setting.
HINT: Pressing the 
F4
 key several times will advance you 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.
Choose a theme for your desktop background, under Change the 
visuals and sounds on your computer
, in the Themes panel. You 
can also change the setting for individual components separately by 
selecting an item from just below the Themes panel (Desktop 
BackgroundColorSounds, and Screen Saver).
For more information, see the Windows
®
 online Help.
A message displays saying that there is a problem with your 
display settings and that the adapter type is incorrect or the 
current settings do not work with your hardware.
Reduce the size of the color palette to one that is supported by the 
computer’s internal display.
To change the display properties:
1
Right-click or touch & hold in a blank area of the Windows
®
 
desktop.
2
Click or touch Personalize, and then Display.
3
Use the menu on the right hand side of the page to:
Adjust resolution
Adjust brightness
Calibrate color
Change display settings