Lenovo IdeaPad Y560 Lenovo IdeaPad Y560 UserGuide V1.0 - Page 61

Troubleshooting, Problems on changing graphics processing unit GPU, Con - keyboard problem

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Chapter 5. Troubleshooting My screen goes blank while • Your screen saver or power management may be the computer is on. enabled. Do one of the following to exit from the screen saver or to resume from sleep or hibernation mode: - Touch the touchpad. - Press any key on the keyboard. - Press the power button. - Press Fn+F2 to confirm whether the LCD screen has been turned off. Problems on changing graphics processing unit (GPU) When I right-click on the • Check the graphics device setting in BIOS setup desktop, the Configure utility. In BIOS setup utility, move the cursor to Switchable Graphics Configuration, make sure Switchable Graphics option is not displayed on option is set active under Graphics Device. the pop up menu. Or when I • Check the operating system you are using. slide and release the GPU Switchable Graphics technology is currently switch on the front side of available only on Windows Vista and Windows 7. the computer, the Switcha- ble Graphics dialog box is not displayed. The screen remains blank when I try to switch the GPU. • Make sure your computer is not running an exclusive mode Direct3D or OpenGL application. If your computer is running either of the above applications, quit the application before you switch the GPU. 47

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Chapter 5. Troubleshooting
47
My screen goes blank while
the computer is on.
•
Your screen saver or power management may be
enabled. Do one of the following to exit from the
screen saver or to resume from sleep or hibernation
mode:
-
Touch the touchpad.
-
Press any key on the keyboard.
-
Press the power button.
- Press
Fn
+
F2
to confirm whether the LCD screen
has been turned off.
Problems on changing graphics processing unit (GPU)
When I right-click on the
desktop, the
Configure
Switchable Graphics
option is not displayed on
the pop up menu. Or when I
slide and release the GPU
switch on the front side of
the computer, the Switcha-
ble Graphics dialog box is
not displayed.
•
Check the graphics device setting in BIOS setup
utility. In BIOS setup utility, move the cursor to
Configuration
, make sure
Switchable Graphics
option is set active under
Graphics Device
.
•
Check the operating system you are using.
Switchable Graphics technology is currently
available only on Windows Vista and Windows 7.
The screen remains blank
when I try to switch the
GPU.
•
Make sure your computer is not running an
exclusive mode Direct3D or OpenGL application. If
your computer is running either of the above
applications, quit the application before you switch
the GPU.