The projector is completely
immobile.
Projector not powered up.
The circuit breaker is switched off
The protection fuse is blown
Check that the mains power cable is connected
to power.
Set the circuit breaker to ON.
Disconnect the projector and replace the fuse.
The projector resets correctly, but
either does not respond, or
responds incorrectly, to DMX
signal.
Incorrect signal connection
Incorrect DMX address
Inspect the signal cable, rectify any incorrect
wiring, repair or replace any damaged cables or
connectors.
Check the DMX address.
No light output and the display
shows the message “LAER”.
The lamp may have reached the end of its
life.
The lamp is not installed.
The lamp circuit protection fuse may be
blown
Disconnect mains power and check the lamp
condition, checking the lamp life display.
Disconnect mains power and install a lamp.
Check with your coemar service centre prior to
replacing the fuse.
The lamp turns off intermittently
The projector is too hot.
Let the fixture cool down.
Check that the air vents above the cooling fans
are not obstructed and that the fans are working
correctly.
Ensure that the ambient temperature is below
35 °C.
One of the fans does not work correctly and cau-
ses the overheating of the projector.
Question
Possible cause
Possible solution
15. Frequently asked questions
26
English
