Sony VGN-FS625B VAIO User Guide - Page 191

What should I do if the brightness of the screen changes?, What should I do if the external display

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nN 191 Troubleshooting What should I do if the brightness of the screen changes? The brightness of your screen when adjusted with the Brightness button and the Fn+F5/F6 keys is temporary and this adjustment is overridden by the setting on the VAIO Power Management tab when another power scheme is selected. To save this preference for the brightness ✍ To do the following procedure, you must have administrator rights. 1 Click Start and then Control Panel. 2 Click Performance and Maintenance. 3 Click Power Options. 4 On the Power Schemes tab, select the desired power scheme from the Power schemes list. 5 On the VAIO Power Management tab, select No change under Plugged in and Running on batteries for LCD Brightness. 6 Click OK. The preference for the brightness adjusted with the Brightness button or the Fn+F5/F6 keys is saved and your screen brightness remains unchanged regardless of operating conditions. What should I do if the external display (or TV) does not display anything? If you change the log-on user with the Fast User Switching function after your computer started, you will not be able to select a display by pressing the Fn+F7 keys.

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191
n
N
Troubleshooting
What should I do if the brightness of the screen changes?
The brightness of your screen when adjusted with the
Brightness
button and the
Fn+F5/F6
keys is temporary and this
adjustment is overridden by the setting on the
VAIO Power Management
tab when another power scheme is selected.
To save this preference for the brightness
✍
To do the following procedure, you must have administrator rights.
1
Click
Start
and then
Control Panel
.
2
Click
Performance and Maintenance
.
3
Click
Power Options
.
4
On the
Power Schemes
tab, select the desired power scheme from the
Power schemes
list.
5
On the
VAIO Power Management
tab, select
No change
under
Plugged in
and
Running on batteries
for
LCD Brightness
.
6
Click
OK
.
The preference for the brightness adjusted with the
Brightness
button or the
Fn+F5/F6
keys is saved and your screen brightness
remains unchanged regardless of operating conditions.
What should I do if the external display (or TV) does not display anything?
If you change the log-on user with the Fast User Switching function after your computer started, you will not be able to select a
display by pressing the
Fn+F7
keys.