Sony VPL-VW90ES Operating Instructions Manual page 71

Symptom
The picture is too dark.
The picture is not clear.
The picture flickers.
The color of characters or
the picture is not
appropriate.
Image is left on the screen.
(image retention)
On-screen display
Symptom
On-screen display does not
appear.
The model name does not
disappear from the screen.
Or else, the demo mode is
displayed continuously.
Input terminals do not
appear.
Remote control
Symptom
The remote control does
not work.
Cause and Remedy
c Adjust "Contrast" or "Brightness" on the Picture
properly (1 pages 52, 53).
c Adjust the focus (1 page 20).
c Condensation has accumulated on the lens. Leave the projector
for about 2 hours with the power on.
c For pictures from a computer, activate "APA" and adjust the
current input signal.
c Adjust "Phase" for "Adjust Signal" on the Screen
properly (1 page 58).
c Select the desired color registration in "Panel Alignment" of
Installation menu (1 page 66).
c When high contrast non-moving images are displayed for a long
period of time, there may be some image retention on the
screen. This is only a temporary condition. Turning off the
power for a while will eliminate the retained image.
Cause and Remedy
c Set "Status" on the Setup
c Check if the ON/STANDBY indicator should light in green.
c The display mode of the projector may be set at the time of
purchase. Consult with your local dealer or qualified Sony
personnel.
c Set "Auto Input Search" on the Function
page 63).
Cause and Remedy
c Batteries could be weak. Replace them with new batteries
(1 page 12).
c Insert the batteries with the correct polarities (1 page 12).
c If there is a fluorescent lamp near the remote control detector, the
projector may work improperly or inadvertently.
c Confirm the position of the remote control detector on the
projector (1 page 8).
c Set "IR Receiver" to "Front & Rear" on the Installation
(1 page 65).
menu
menu to "On" (1 page 59).
menu to "Off" (1
menu
menu
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