Sony VPL-CS20 - Manual (Page 36)

36
Troubleshooting
The picture is noisy. Noise may appear on the background depending on the combination
of the number of dots input from the connector and the numbers of
pixels on the LCD panel.
c Change the desktop pattern on the connected computer.
The picture from the
INPUT A connector is
colored strangely. The setting of “Input-A Signal Sel.” on the Setup menu is incorrect.
c Select “Auto”, “Computer,” “Video GBR” or “Component”
correctly according to the input signal (see page 29).
“Please check Input-A
Signal Sel.” appears in
spite of inputting the
correct signal from
INPUT A. The setting of “Input-A Signal Sel.” on the Setup menu is incorrect.
c Select “Auto”, “Computer,” “Video GBR” or “Component”
correctly according to the input signal (see page 29).
On-screen display does not
appear. “Status” on the Setup menu has been set to “Off.”
c Set “Status” on the Setup menu to “On” (see page 29).
Color balance is incorrect. • The picture has not been adjusted properly.
c Adjust the picture (see page 22).
• The projector is set to the wrong color system.
c Set “Color System” on the Setup menu to match the color
system being input (see page 29).
The picture is too dark. • Contrast or brightness has not been adjusted properly.
c Adjust the contrast or brightness on the “Adjust Picture...” menu
of the Picturem menu properly (see page 22).
• The lamp has burnt out or is dim.
c Replace the lamp with a new one (see page 32).
The picture is not clear. • The picture is out of focus.
c Adjust the focus (see page 13).
• 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” on the Adjust Signal... menu of the Signal menu
properly (see page 23).
The picture flickers. “Dot Phase” on the Adjust Signal... menu of the Signal menu has not
been adjusted properly.
c Adjust “Dot Phase” on the Adjust Signal... menu of the Signal
menu properly (see page 23).
Symptom Cause and Remedy