441259-001.book Page 3 Wednesday, February 14, 2007 9:21 AM
To transfer the image to the computer screen, press
On most models, when an optional external display
device, such as a monitor, is connected to the computer,
the image can be displayed on the computer screen or
the external display, or on both devices simultaneously.
When you press fn+f4 repeatedly, the image alternates
among the computer display, one or more external
display devices, and simultaneous display on all devices.
Software is functioning abnormally
If the software becomes unresponsive or responds
abnormally, follow these suggestions:
Restart the computer by clicking Start, clicking the arrow
next to the Lock button, and then clicking Restart.
If you cannot restart the computer using this procedure,
refer to the next section, "The computer is turned on but
not responding."
Run a virus scan. For information about using the antivirus
resources on the computer, refer to "Protecting the
computer from viruses" in Chapter 2.
The computer is turned on but not responding
If the computer is turned on but not responding to software or
keyboard commands, try turning off the computer by using
the standard shutdown procedure:
1. Save your work and close all open applications.
2. Shut down the computer through the operating system by
clicking Start, clicking the arrow next to the Lock button,
and then clicking Shut Down.
Quick Reference
Troubleshooting
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fn+f4
3–3