Harman Martin Exterior Projection 1000, User Manual

Page: 51 / 60

Exterior Projection 1000 User Manual 51
Troubleshooting
This section provides some suggestions for solving possible problems:
Symptom Potential cause Remedies
No light from fixture Power supply issue such as
faulty connector or damaged
cable. Ensure that mains supply is
connected and supplying
power to the fixture.
Check all power connections
and cables.
Reduced light output Fixture may be close to
maximum operating
temperature and
automatically reducing output
to protect from overheating. Check that maximum ambient
temperature (45° C) has not
been exceeded.
Ensure that fixture is clean
and that there is free airflow
around fixture, especially
around grills at back of fixture.
Fixture does not respond
correctly to DMX control Incorrect DMX setup.
Fault in the DMX network due
to connector or cable damage
or potential interference from
proximity to a high voltage
installation.
Internal fault. Check DMX addressing.
Check all DMX cables and
connections.
Ensure that DMX link is
terminated.
Attempt to control fixture with
another DMX control device.
Move or shield DMX link if it is
close to an unshielded high-
voltage installation.
Contact your Martin
authorized distributor or
service center for assistance.
Condensation visible on
inside of front glass Humidity inside fixture. Condensation inside the
fixture is normal in some
atmospheric conditions. The
fixture will gradually expel
humidity via its Gore-Tex
pressure relief valve as it
cycles on and off.
If required, you can remove
excessive humidity by
following the directions given
in ‘Removing and reinstalling
the top cover’ starting on page
36.