Infocus LP 820 Benutzerhandbuch
18
No computer image, just the words “Signal out of
range”
range”
Adjust computer refresh rate in Control
Panel>Display>Settings>Advanced>
Adapter (location varies by operating
system)
Panel>Display>Settings>Advanced>
Adapter (location varies by operating
system)
Computer image projected
Only my laptop’s background appears, not the
Desktop icons
Desktop icons
Disable “Extend my Windows Desktop” in
Control Panel>Display>Settings>Display 2
(location varies by operating system)
Control Panel>Display>Settings>Display 2
(location varies by operating system)
Background and Desktop projected
Signal
out of
range
A
You may also need to set a different
resolution on your computer, as shown
in the problem, “Image fuzzy
or cropped”
resolution on your computer, as shown
in the problem, “Image fuzzy
or cropped”
A
A
A
A
Uncheck this
option, then
click Apply
option, then
click Apply
A
A