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44 Troubleshooting
Sound
The picture is noisy. • Noise may appear on the background depending on the
combination of the numbers of dot input from the connector and
numbers of pixel on the LCD panel.
c Change the desktop pattern on the connected computer.
The picture from INPUT A
connector is colored
strange.
• Setting of “Input-A Signal Sel.” in the SET SETTING menu is
incorrect.
c Select “Computer,” “Video GBR” or “Component” correctly
according to the input signal (see page 33).
“Please check Input-A
Signal Sel.” appears in
spite of inputting the
correct signal from INPUT
A.
• Setting of “Input-A Signal Sel.” in the SET SETTING menu is
incorrect.
c Select “Computer,” “Video GBR” or “Component” correctly
according to the input signal (see page 33).
On-screen display does not
appear.
• “Status” in the MENU SETTING menu has been set to “Off.”
c Set “Status” in the MENU SETTING menu to “On” (see page
35).
Color balance is incorrect. • Picture has not been adjusted properly.
c Adjust the picture (see page 29).
• Projector is set to wrong color system.
c Set “Color System” in the SET SETTING menu to match the
color system being input (see page 33).
The picture is too dark. • “Contrast” or “Brightness” has not been adjusted properly.
c Adjust the contrast or brightness in the “Adjust Picture...” menu
properly (see page 29).
• The lamp has burnt or dims.
c Replace the lamp with a new one (see page 40).
The picture is not clear. • Picture is out of focus.
c Adjust the focus (see page 21).
• Condensation has occurred on the lens.
c Leave the projector for about two hours with the power on .
The image extends beyond
the screen.
• The APA key is pressed although 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 INPUT SETTING menu properly (see
page 31).
The picture flickers. • “Dot Phase” in the INPUT SETTING menu has not been adjusted
properly.
c Adjust “Dot Phase” in the INPUT SETTING menu properly
(see page 31).
Symptom Cause and Remedy
No sound. • Cable is disconnected or the connections are wrong.
c Check that the proper connections have been made (see page
17).
• The audio connecting cable is incorrect.
c Use a no-resistance stereo audio cable (see page 17).
• The sound is not adjusted properly.
c Adjust the volume (see page 29).
Symptom Cause and Remedy