5. Appendix 9
5. APPENDIX
General Troubleshooting
SYMPTOM
POSSIBLE CAUSE(S)
POSSIBLE ACTION(S)
Breaker/Fuse
keeps blowing
· Excessive circuit l oad
· Check total load pl aced on the
electrical circuit.
· Short circuit along t he power
wires
· Check for a short in the electrical
wiring (internal and/or external).
Device does not
power up
· No power
· Check for power on Mains.
· Loose power cord · C heck po wer cor d
Fixture is not
responding to DMX
· Wrong DMX addressin g
· Check Control Pan el and unit
addressing
· Damaged DMX cables
· Check D MX cabl es
· Wrong polarity setti ngs on the
controller
· Check polarity switch settings on
the controller
· Loose DMX cables
· Check cable connections
· Faulty D MX int erfac e
· Replac e DMX input
· Faulty Main PCB
· Replace Main PCB
Loss of signal
· Non DMX cables
· Use only DMX comp atible cables
· Bouncing signals
· Install terminator as suggested.
· Long cable / Low l evel signal
· Install amplifier right after fixture
with strong signal.
· Too many fixtures
· Install an optically c oupled DMX
splitter after unit #32.
· Interference from AC wires
· Keep DMX cables s eparated from
power cables or blac k lights.
If you still have a problem aft er trying the above solutions, please contact CHAUVET®
Technical Support.