Epson EMP 720, Руководство пользователя

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Solving Problems
63
Solving Problems with the Image or
Sound
No image appears on the screen.
■ Check that the power light is green, not flashing, and the lens cap
is off.
■ The projector may be in sleep mode. If the power light is orange,
press the
P
Power
button to turn the projector on.
■ If the power was switched off and then on again, the projector
may still be cooling down. Wait until the power light stops
flashing and remains orange; then press the
P
Power
button
again.
■ Make sure the
Brightness
setting on the Video menu is correct.
See page 41 for more information. Try selecting the
Reset All
setting to return all setup menus to their default values.
■ Press the
A/V Mute
button to make sure the picture has not been
turned off temporarily.
■ The attached computer may be in sleep mode or displaying a
black screen saver. Try pressing a key on the computer.
You see a blue screen with the message
No Signal
displayed.
■
Make sure the cables are connected correctly, as described in
Chapter 1 or Appendix A.
■
Try restarting your computer.
■
If you’ve connected a computer and one or more video sources,
you may need to press the
Source
button (on the projector) or
the
Computer
or
S-Video/Video
button (on the remote control)
to select the correct source. Allow a few seconds for the projector
to sync up after pressing the button.
720-730.book Page 63 Thursday, October 30, 2003 11:32 AM