24
Troubleshooting (Basic)
Get
ting St
arted
U
seful In
formati
on
Troubleshooting
Appendix
The screen is dark.
z
The screen is darker when the AC adaptor is not connected. Press
Fn
+
F2
and adjust
the brightness. As you increase the brightness, battery consumption increases.
You can separately set the brightness for when the AC adaptor is connected and
when not connected.
The screen is disordered.
z
Changing the number of display colors and resolution may affect the screen. Restart
the computer.
z
Connecting/disconnecting an external display may affect the screen. Restart the
computer.
z
Resuming from sleep (
) /standby (
) or hibernation may
affect the screen of the external display. Restart the computer.
During Simultaneous dis-
play, one of the screens
becomes disordered.
<CF-52P/Q/R series>
z
When using the Extended Desktop, use the same display colors for the external dis-
play as those used by the LCD.
If you continue to experience problems, try changing the display.
Right-click on the desktop, and click [Graphics Properties...] - [Display].
Click [start] - [Control Panel] - [Other Control Panel Options] - [Intel(R) Graphics and
Media] - [Display].
z
Simultaneous display cannot be used until Windows startup is complete (during
Setup Utility, etc.).
z
When the [Command Prompt] is set to “Full Screen” by pressing
Alt
+
Enter
, the
picture is displayed on one of the screens only. When the window display is restored
by pressing
Alt
+
Enter
, the picture is displayed on both screens.
The external display does
not work normally.
z
If the external display does not support the power saving function, it may not work nor-
mally when the computer enters the power saving mode. Turn off the external display.
DVD or VCD can not be
played back correctly.
z
Try playback by using Windows Media Player.
z
Refer to the following URL, then try to update WinDVD.
http://pc-dl.panasonic.co.jp/itn/support/faqs_en.html
The screen of Windows
®
Media Player is disordered.
z
When displayed again from the display-off state, the screen of Windows
®
Media
Player may be disordered. Restart the Windows
®
Media Player.
Touch Pad
The cursor does not work.
z
When using the external mouse, connect it correctly.
z
Restart the computer using the keyboard.
Press
and press
Î
twice, and press
Ï
to select [Restart] and press
Enter
.
Press ,
U
, and
R
to select [Restart].
z
If the computer does not respond to keyboard commands, read “No response”
(
Î
page 25).
Cannot input using the
touch pad.
z
Set [Touch Pad] to [Enabled] in the [Main] menu of the Setup Utility.
z
The drivers for some mice may disable the touch pad. Check your mouse’s operat-
ing instructions.
Display
DFQW5355YAT_52mk3_XP7_OI_EN.book 24 ページ ２０１０年５月７日 金曜日 午前１０時３９分
