Troubleshooting
What should I do if the LCD brightness of my screen changes?
The LCD brightness setting, adjusted with the
Fn
+
F5
/
F6
keys, is temporary and may be restored to the original setting when
your computer returns to Normal mode from Sleep or Hibernate mode. To save your preference for the brightness, follow
these steps:
1
Right-click the power status icon on the taskbar and select
Power Options
.
2
Click
Change plan settings
under the current power plan.
3
Click
Change advanced power settings
.
4
Select the
Advanced settings
tab.
5
Double-click
Display
.
6
Adjust the LCD brightness setting in the item for brightness adjustment.
What should I do if the external display remains blank?
If you cannot change the display output with the
Fn
+
F7
keys, you need to change the settings for the external display with
VAIO Control Center
. To change the settings, launch the
VAIO Control Center
, select the control item for the external
display, and then click to select the check box for changing the options to detect the external display. Then, try the
Fn
+
F7
keys to change the display output.
Содержание VGN-NR31ER/S
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