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46
Troubleshooting
Sound
“Please check Input-C
Signal Sel.” appears in
spite of inputting the
correct signal from
INPUT C.
The setting of “Input-C Signal Sel.” in the Setup menu is incorrect.
c Select “Computer,” “Video GBR” or “Component” correctly
according to the input signal (see page 35).
On-screen display does not
appear.
“Status” in the Setup menu has been set to “Off.”
c Set “Status” in the Setup menu to “On” (see page 34).
Color balance is incorrect. • The picture has not been adjusted properly.
c Adjust the picture (see page 29).
• The projector is set to the wrong color system.
c Set “Color System” in the Setup menu to match the color system
being input (see page 35).
The picture is too dark. • Contrast or brightness has not been adjusted properly.
c Adjust the contrast or brightness in the Picture menu properly
(see page 29).
• The lamp has burnt out or is dim.
c Replace the lamp with a new one (see page 42).
The picture is not clear. • The picture is out of focus.
c Adjust the focus (see page 21).
• Condensation has accumulated on the lens.
c Leave the projector for about two hours with the power on.
The image extends beyond
the screen.
The APA key has been pressed even though there are black edges
around the image.
c Display the full image on the screen and press the APA key.
c Adjust “Shift” in the Screen menu properly (see page 32).
The picture flickers. “Phase” in the Screen menu has not been adjusted properly.
c Adjust “Phase” in the Screen menu properly (see page 32).
Symptom Cause and Remedy
No sound. • A cable is disconnected or the connections are wrong.
c Check that the proper connections have been made (see
page 17).
• The audio connecting cable used is incorrect.
c Use a no-resistance stereo audio cable (see page 17).
• The sound is muted.
c Press the AUDIO MUTING key to release audio muting (see
page 15).
• The sound is not adjusted properly.
c Adjust the sound with the VOLUME +/– key on the Remote
Commander or adjust “Volume” in the Setup menu (see
page 34).
• “Speaker” is set to “Off.”
c Set “Speaker” in the Setup menu to “On” (see page 34).
Symptom Cause and Remedy