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Check the following points before sending this product for repair.
The following phenomena are not malfunctions.
Ⅵ
If there is no abnormality on the screen when the phenomena below appear, they are not malfunctions.
● The top or front part as well as the rear of the projector unit is hot
● A creaking sound is heard from the projector
● Device noise is heard from the interior of the projector
● There is color bleeding on the screen
Ⅵ When the projector fails to run properly due to external noises, perform the following operations.
A Check to ensure that the power is shut down. Unplug the power cord, and insert again.
B Turn on the power of the projector.
Ⅵ A sound maybe heard when the lamp burn out. However, this is not a hazard.
Ⅵ D-ILA devices are manufactured using extremely high-precision technology. However, some of the
pixels may not lit up or remain permanently lit up.
Troubleshooting
Symptom Probable Cause Corrective Action
Reference
Page
Power is not
supplied
● Is the power cord disconnected? ● Insert the power cord (plug) properly. A Page 25
● Is the main power supply switched
turned on?
● Turn on the main power supply switch
of the projector unit.
A Page 25
● Is the lamp in the cool down mode? ● Turn on the power again after the cool
down mode ends.
A Page 31
● Is the lamp protection function
triggered?
(This function is triggered when the
power shuts down such as during
power failures.)
● Wait till the temperature of the lamp
has gone down. (Turn on the main
power supply switch to run the fan and
cool down the lamp.) Turn on the
power after about 180 seconds.
^
Image is dark ● Is the lamp near exhaustion? ● Check the ALamp InformationB setting
of the Main menu. When the lamp life
is near its end, please consult your
authorized dealer.
A Page 35
Projector works
when the power
is turned on, but
stops abruptly
after a few
minutes
● Are the air inlets and vent holes
blocked?
● Turn off the main power supply switch,
and remove the blockage. After
removing, turn on the power again.
A Page 12 to
14, 31
● Is the temperature of the room high? ● Set the temperature of the room or the
surrounding temperature of this
projector to an appropriate level.
A Page 60
● Are the filters dirty? ● Clean the filters. A Page 58
Video image
does not appear
● Is the lens cap removed? ● Remove the lens cap. A Page 12
● Are devices properly connected? ● Connect the devices correctly. A Page 21,
23
● Is the power of the connected
devices turned on?
● Turn on the power of the connected
devices.
^
● Are correct signals being output
from the connected devices?
● Configure the connected devices
correctly.
^
● Are the signals of the connected
devices possible input signals?
● Check to ensure that they are possible
input signals, and input compatible
signals accordingly.
A Page 20,
22
● Is the image temporarily hidden? ● Set AHideB of the Main menu or Image
menu to AOFFB to display the image.
A Page 31,
36, 37