User's Guide

150 Solving Problems
The buttons on the projector don’t work.
If the Control Panel Lock function has been enabled, you can’t use the
buttons on the projector. Try using the remote control instead (make
sure it is set to the correct ID). See page 125 for information about the
Control Panel Lock function.
Solving Problems With the Image
or Sound
No image appears on the screen.
■ Check that the P power light is green, not flashing, and that the
lens cover is removed.
■ The projector may be in standby or sleep mode. If the Ppower
light is orange, press the Ppower button to turn the projector on.
■ If the power was switched off and then on again, the projector
may be cooling down. Wait until the Ppower light stops flashing
and remains orange; then press the Ppower button again.
■ Press the A/V Mute button on the remote control 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.
■ If you are projecting from a DVD player or other video source,
make sure you turn it on and press its
Play button.
■ If you are projecting from a video source, make sure the Video
Signal setting is correct (see page 116).
■ You can also try resetting all of the configuration menu settings.
See page 113.
You’ve connected a computer and see a blue screen with the
message
No Signal displayed.
■ Make sure the cables are connected correctly, as described
beginning on page 30.