InFocus ASK C450, User Manual, Page: 20 / 59

20
No computer image, just the words “Signal out of
range”
Adjust computer refresh rate in Control
Panel>Display>Settings>Advanced>
Adapter (location varies by operating
system)
Computer image projected
A
Signal
out of
range
You may also need to set a different
resolution on your computer, as shown
in the following problem, “Image fuzzy
or cropped”
A
A