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5. Appendix 11 1/13/2011 5:38 PM
5. APPENDIX
General Troubleshooting
SYMPTOM
POSSIBLE CAUSE(S)
POSSIBLE ACTION(S)
Breaker/Fuse
keeps blowing
• Excessive circuit load
• Check total load placed on the
electrical circuit
• Short circuit along the 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 • Check power cord
Fixture is not
responding to DMX
• Wrong DMX addressing
• Check Control Panel and unit
addressing
•
Damaged DMX cables
•
Check DMX cables
• Wrong polarity settings on the
controller
• Check polarity switch settings on
the controller
• Loose DMX cables • Check cable connections
•
Faulty DMX interface
•
Replace DMXinput
•
Faulty Main PCB
•
Replace Main PCB
Loss of signal
• Non DMX cables
• Use only DMX compatible cables
• Bouncing signals • Install terminator as suggested
• Long cable / low level signal
• Install amplifier right after fixture
with strong signal.
• Too many fixtures
• Install an optically coupled DMX
splitter after unit #32
• Interference from AC wires
• Keep DMX cables separated from
power cables or black lights
If you still have a problem after trying the above solutions, please contact CHAUVET®
Technical Support.