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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
44


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