Canon REALiS WUX500 Pro AV Manuale

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Troubleshooting
LED Indicator Details
When there is a problem with the projector, the LED indicator on the side of the 
projector illuminates or flashes continuously after the projector is turned off.
• Wait until the cooling fan stops and disconnect the power plug from the electrical outlet before 
dealing with the problem.
LED indicator 
status
Meaning
Cause and countermeasure
WARNING and 
TEMP are lit.
Temperature 
abnormality
The temperature inside the projector is too high for 
some reason or the outside air temperature is 
higher than the operating range. If the problem is 
inside the projector, check whether the projector is 
installed and operating normally, unplug the 
projector from the power outlet to cool down the 
projector interior and then restart projection. If the 
air intake or exhaust vent is blocked, remove the 
obstacle. If the air filter is clogged, clean or replace 
it. (
) If the same warning occurs again, 
there may be a malfunction in the projector. 
Contact the Canon Customer Support Center.
WARNING and 
LAMP are lit.
Faulty lamp
The lamp does not illuminate. If the lamp does 
not illuminate, replace it. If the same warning 
occurs again, there may be a malfunction in the 
lamp drive circuit. Contact the Canon Customer 
Support Center.
WARNING 
flashes 3 times, 
LAMP is lit.
Faulty lamp 
cover
The lamp cover is open. Unplug the projector 
from the power outlet, then install the lamp cover 
correctly and turn on the projector again.
If the lamp cover has been installed properly, 
there may be a malfunction in the lamp cover 
detection switch. Contact the Canon Customer 
Support Center.
WARNING 
(only) flashes 4 
times 
repeatedly.
Faulty 
cooling fan
There may be a malfunction in the cooling fan or 
another component. Unplug the projector from 
the electrical outlet, then plug it back into the 
outlet and turn on the projector again. Contact 
the Canon Customer Support Center if the same 
warning occurs again.
WARNING 
(only) flashes 5 
times 
repeatedly.
Faulty power 
supply
Abnormal voltage is applied to some parts in the 
power supply or another failure may have 
occurred. Unplug the projector from the electrical 
outlet, then plug it back into the outlet and turn on 
the projector again. Contact the Canon Customer 
Support Center if the same warning occurs 
again.