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An unusual sound is
occasionally heard
from the cabinet.
Maintenance
indicator illuminates or
blinks in red.
The projector cannot be
turned on or put into the
standby mode using the
STANDBY-ON button on
the projector.
All buttons on the
projector and the remote
control are unavailable.
Picture is green on
COMPUTER 1or 2
(COMPONENT).
Picture is pink (no green)
on COMPUTER 1/ 2 or
DVI (RGB).
The black levels of the
image show banding or
appear faded when DVI
or HDMI is selected.
Picture is too bright and
whitish.
The cooling fan
becomes noisy.
The lamp does not light
up even after the
projector turns on.
The lamp suddenly turns
off during projection.
The image sometimes
flickers.
The lamps take a long
time to turn on.
Picture is dark.
The remote control
cannot be used.
• If the picture is normal, the sound is due to cabinet shrinkage
caused by room temperature changes. This will not affect
operation or performance.
• See “Maintenance Indicators”.
• If the “Keylock Level” menu is set to “Level A” or “Level B”, all or
specific buttons on the projector are unavailable. Use the
remote control to operate the projector.
• If the “Stack Setting” menu is set to “Slave” and the “Keylock
Level” menu is set to “Level B”, all buttons on the projector and
the remote control are unavailable. Connect the remote control
to the projector, and then use the remote control to operate the
projector.
• Change the input signal type setting.
• Make adjustments that result in the best picture quality in the
“Dynamic Range” setting.
• Image adjustments are incorrectly set.
• When temperature inside the projector increases, the cooling
fan runs faster.
• The lamp indicator is illuminating in red.
Replace the lamp.
• Cables are incorrectly connected to the projector or the
connected equipment works improperly.
• If this happens frequently, replace the lamp.
• The lamps will eventually need to be changed.
The lamps have reached the end of its life. Replace the lamps.
• Operate the remote control while pointing it at the projector’s
remote control sensor.
• The remote control may be too far away from the projector.
• If direct sunlight or a strong fluorescent light is shining on the
projector’s remote control sensor, place the projector where it
will not be affected by strong light.
• Is a ø3.5 mm minijack cable plugged into the WIRED REMOTE
terminal?
• The batteries may be depleted or inserted incorrectly. Make
sure the batteries are inserted correctly or insert new ones.
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69
63
17
62
63
51
51
49
9, 10
66, 69, 70
69
24–27
72
72
16
16
This projector is equipped with a microprocessor. Its performance could be adversely affected by incorrect op-
eration or interference. If this should happen, unplug the projector and plug it in again after more than 5 minutes.
Troubleshooting