IBM ThinkPad T43 Hardware Maintenance Manual page 62

Product overview
Key
combination
Fn+F7
Fn+F8
(continued)
56
MT 2668/2669/2686/2687
Description
Switch a display output location
v External monitor (CRT display)
v Computer display and external monitor (LCD
+ CRT display)
v Computer display (LCD)
Note: For any operating system other than
Windows 2000 or Windows XP, no additional
procedure is needed; just press Fn+F7.
Notes:
1. This function does not work when different
desktop images are displayed on the
computer display and the external monitor
(the Extend desktop function).
2. This function does not work while a DVD
movie or a video clip is playing.
3. For Windows 2000 or Windows XP, a
hotkey application might take over the
switching function.
Note: This function is not supported in
Windows 2000 and Windows XP.
If the image displayed on the computer is
smaller than the physical display, switch the
computer screen size between expanded mode
and normal mode.