5. Appendix 15 12/28/2009 12:38 PM
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 power outlet
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.
Contact Us World Wide General Information CHAUVET
3000 North 29th Court
Hollywood, FL 33020
voice: 954.929.1115
fax: 954.929.5560
toll free: 800.762.1084
Technical Support CHAUVET
3000 North 29th Court
Hollywood, FL 33020
voice: 954.929.1115 (Press 4)
fax: 954.929.5560 (Attention: Service)
World Wide Web www.chauvetlighting.com
3-Pin to 5-Pin Conversion Chart
If you use a controller with a 5-pin DMX output connector, you will need to use a 5-
pin to 3-pin adapter. The chart below details a proper cable conversion:
3-PIN TO 5-PIN CONVERSION CHART
Conductor
3-Pin Female (Output)
5-Pin Male (Input)
Ground/Shield
Pin 1
Pin 1
Data ( - ) signal
Pin 2
Pin 2
Data ( + ) signal
Pin 3
Pin 3
Not used
Pin 4
Not used
Pin 5