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Troubleshooting
Others
Picture
Symptom Cause and Remedy
No picture. • A cable is disconnected or the connections are wrong.
c Check that the proper connections have been made (see
page 14).
• The connections are wrong.
c This projector is compatible with DDC2B (Digital Data
Channel 2B). If your computer is compatible with DDC, turn
the projector on according to the following procedures.
1 Connect the projector to the computer.
2 Turn the projector on.
3 Start the computer.
• Input selection is incorrect.
c Select the input source correctly using the INPUT key (see
page 17).
• The picture is muted.
c Press the PIC MUTING key to release the picture muting (see
page 10).
• The B key is activated (VPL-CX86 only).
c Press the B key on the Presentation Tool to deactivate the key
(see page 12).
• The computer signal is not set to output to an external monitor or
set to output both to an external monitor and a LCD monitor of a
computer.
c Set the computer signal to output only to an external monitor
(see page 14).
The picture is noisy. Noise may appear on the background depending on the combination
of the number of dots input from the computer and the numbers of
pixels on the LCD panel.
c Change the desktop pattern on the connected computer.
The picture from the
INPUTA connector is
colored strangely.
The setting of “Input-A Signal Sel.” on the SET SETTING menu is
incorrect.
c Select “Computer,” “Video GBR” or “Component” correctly
according to the input signal (see page 30).
“Please check Input-A
Signal Sel.” appears in
spite of inputting the
correct signal from
INPUTA.
The setting of “Input-A Signal Sel.” on the SET SETTING menu is
incorrect.
c Select “Computer,” “Video GBR” or “Component” correctly
according to the input signal (see page 30).
On-screen display does not
appear.
“Status” on the MENU SETTING menu has been set to “Off.”
c Set “Status” on the MENU SETTING menu to “On” (see
page 33).
Color balance is incorrect. • The picture has not been adjusted properly.
c Adjust the picture (see page 27).
• The projector is set to the wrong color system.
c Set “Color System” on the SET SETTING menu to match the
color system being input (see page 30).
The picture is too dark. • Contrast or brightness has not been adjusted properly.
c Adjust the contrast or brightness on the “Adjust Picture...” menu
properly (see page 27).
• The lamp has burnt out or is dim.
c Replace the lamp with a new one (see page 37).