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Chauvet DMX-4 LED Surge Protector User Manual

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5. Appendix 11 12/10/2010 5:16 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 DMX input

 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.

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