User manual

5. Appendix 10 1/12/2011 3:28 PM
5. APPENDIX
General Troubleshooting
S
YMPTOM
P
OSSIBLE
C
AUSE
(
S
)
P
OSSIBLE
A
CTION
(
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.