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Page 22 of 26 Scorpion™ GVC/RVM/RGY User Manual (Rev. 02k)
General Troubleshooting
Symptom Possible Cause Possible Action
Circuit breaker
or fuse keeps
blowing
• Excessive load on the circuit • Make sure that the total load
does not exceed 80% of the
breaker or fuse nominal current
• Short circuit along the power
lines
• Check the power lines and
power cords
Product does not
power up
• No energy on power outlet • Check power outlet
• Change to another outlet
• Loose or damaged power cord • Check the power cord
• Blown fuse • Replace blown fuse with a good
one of the same type and rating
• Internal problem • Send product for repair
Fixture does not
respond to DMX
• Wrong starting address on the
fixture
• Set the correct starting address
on the fixture
• Use the right fader(s) on the
controller
• Wrong DMX personality on the
fixture
• Set the correct DMX fixture’s
personality
• Assign the faders accordingly
• Wrong polarity setting on the
DMX controller
• Change the signal polarity on
the controller
• Loose or damaged DMX cable • Check the DMX cable before
the faulty unit
• Internal problem • Send product for repair
Intermittent DMX
Problems
• Signal cables are not DMX
compatible
• Replace non DMX cables with
true DMX cables
• Interference with AC or radio
signals
• Keep DMX cables away from
AC wires or radio equipment
• DMX cable too long • Install an optically coupled DMX
amplifier right before the fixture
with intermittent problems
• Too many fixtures connected • Install an optically coupled DMX
amplifier after unit #32
• Terminator not connected • Install a terminator, as indicated
in the “DMX Primer” section.
If you still experience problems after trying the above solutions, contact
CHAUVET® Technical Support.