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Troubleshooting
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Others
This section describes how to solve the problems, how to
replace a lamp and air filter, etc.
Troubleshooting
Symptom Cause and Remedy
The power is not turned on. • The power has been turned off and on with the [/ 1 (on/standby) switch at a
short interval.
c Wait for about one minute before turning on the power (1 page 15).
• The lamp cover is detached.
c Close the lamp cover securely (1 page 38).
• The air filter cover is detached.
c Close the air filter cover securely (1 page 39).
No picture. • Cable is disconnected or the connections are wrong.
c Check that the proper connections have been made (1 pages 8 and 9).
• Input selection is incorrect.
c Select the input source correctly using the INPUT button (1 page 15).
• The computer signal is not set to output to an external monitor.
c Set the computer signal to output to an external monitor.
• The computer signal is set to output to both the LCD of the computer and
external monitor.
c Set the computer signal to output only to the external monitor.
The picture from the PJ MULTI
connector is colored strange.
• Setting for INPUT-A in the SET SETTING menu is incorrect.
c Select COMPUTER, COMPONENT or VIDEO GBR for INPUT-A in the
SET SETTING menu according to the input signal (1 page 20).
Color balance is incorrect. • Picture has not been adjusted properly.
c Adjust the picture in the PICTURE CTRL menu (1 page 19).
• Projector is set to wrong color system.
c Set COLOR SYS in the PICTURE CTRL menu to match the color
system being input (1 page 19).
The picture is too dark. • Contrast or brightness has not been adjusted properly.
c Adjust the contrast or brightness in the PICTURE CTRL menu properly
(1 page 19).
The picture is not clear. • Picture is out of focus.
c Adjust the focus with the focus lever (1 page 15).
• The lens cap is attached to the lens.
c Remove the lens cap.
• Condensation has occurred on the lens.
c Leave the projector for about two hours with the power on.