![background image](http://html1.mh-extra.com/html/panasonic/cf-19chgacjm-toughbook-19-touchscreen-pc/cf-19chgacjm-toughbook-19-touchscreen-pc_reference-manual_3575958004.webp)
4
Key Combinations
NOTE
Do not repeatedly press the keys in quick succession.
Do not use the key combinations together with touch pad (external mouse), touchscreen (only for model with touch-
screen), dual touch (only for model with dual touch), tablet buttons, or other key operations.
Do not use the key combinations before you log on to Windows. Wait until the hard disk drive indicator
turns off.
On the Setup Utility screen, you can use the key combinations of
Fn
+
F1
,
Fn
+
F2
and
Fn
+
F3
.
The key combinations may not work with some applications.
The pop-up icon appears after logging on to Windows. It may not appear in some application conditions.
Key
Function
Pop-up icon
Fn
+
F1
Fn
+
F2
LCD brightness
(
Fn
+
F1
= down /
Fn
+
F2
= up)
Fn
+
F3
Display mode switching (
When an external display (a projector etc.) is connected, you can change the dis-
play mode.
A
Press
Fn
+
F3
.
B
Click the display mode. (Computer only/Duplicate/Extend/Projector only)
The change you made may not be effective until
Enter
is pressed.
You can also change the operating mode by pressing
+
P
.
Internal LCD
Simultaneous display
External display
CAUTION
Do not press any keys until the display has finished switching.
Do not use this function:
• When playing motion video such as DVD or MPEG.
• When an extended monitor is not connected.
• When showing a game screen such as pinball.
• When using the extended desktop.