Technician before replacement. The projector has thermal protection device
that will switch off the projector in case of overheating, should this occur,
check if the fans work normally or fan and fan shield are blocked by dust. If
the projector not operational, call a qualited technician. After cleaned and
repaired, the projector can be restarted.
Any maintenance work should only be carried out by qualited
technicians.
KEEPING THE PROJECTOR CLEAN
It denitely necessary to keep a projector clean for its reliable
use. Cooling fans and their shield should be cleaned every
15days. LED lamps’lens and cover should be cleaned regularly
for optimized light output.
Cleaning frequency depends on how often a projector is used and
its operational environment. A soft cloth and typical glass cleaning
products should be used in cleaning. It is recommended to clean
the external optics at least once every 20 days.
Do not use any organic solvent, e.g. alcohol, to clean t housing of
the apparatus.
Troubleshooting
PROBLEM
ACTION
The projector can’t be started
> Power Cable not connected well
> Power supply damaged or not
connected well, a quali ed
Technician should be required
> Control board not connected well
and a quali ed Technician should be
The lamp can be started, but
LED lampsare off and not
controlled
> LED boards not connected
properly, a quali ed technician is
needed
A projector’s lamps are on
but it doesn’t respond to the
controller
> Make sure that the projector’s start
address is correctly set
> Replace or repair the DMX cable.
The beam appears dim and
Its brightness slows sharply
> Ambient temperature too high
which result in a projector
overheating, necessary ventilating
measures needed.
