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Troubleshooting
Check the following points before sending this product for repair.
The following phenomena are not malfunctions.
If there is no abnormality on the screen when the phenomena below appear, they are not
malfunctions.
0
The top or front part as well as the rear of the projector unit is hot
0
A creaking sound is heard from the projector
0
Device noise is heard from the interior of the projector
0
There is color bleeding on the screen
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
A sound maybe heard when the lamp burn out. However, this is not a hazard.
D-ILA devices are manufactured using extremely high-precision technology. However, some of
the pixels may not lit up or remain permanently lit up.
Symptom
Probable Cause
Corrective Action
Reference
Page
Power is not supplied
0
Is the power cord
disconnected?
0
Insert the power cord (plug) properly.
0
Is the main power supply
switched turned on?
0
Turn on the main power supply switch of
the projector unit.
0
Is the LD block in the cool down
mode?
0
Turn on the power again after the cool
down mode ends.
0
Is the LD block protection
function triggered?
(This function is triggered when
the power shuts down such as
during power failures.)
0
Wait until the temperature of the LD block
drops. (Turn on the main power supply
switch to run the fan to cool down the LD
block.) Turn on the projector after about
10 seconds.
-
Image is dark
0
Is the LD block near
exhaustion?
0
Check the “Light Source Time” in the
“Main” menu. When the LD block is near
exhaustion, please consult your
authorized dealer.
Projector works when
the power is turned on,
but stops abruptly after
a few minutes
0
Are the air inlets and vent holes
blocked?
0
Turn off the main power supply switch,
and remove the blockage. After
removing, turn on the power again.
0
Is the temperature of the room
high?
0
Set the temperature of the room or the
surrounding temperature of this projector
to an appropriate level.
0
Are the filters dirty?
0
Clean the filters.
50
Others