User manual

Universal User Manual 13 V1.4 September 2012
www.chroma
-
q.com
Bracket Position Standoff Position Fixture
3 Inside Source 4
A Inside Source 4 PAR
C Outside Euro 215mm
B Outside Silhouette 2K
A Outside Various PAR 64
1 Outside Strand 2K
Note: The Chroma-Q Universal should always be used with the safety wire provided.
2.6 Troubleshooting
The first vertical bar indicates that there is power (24VDC).
The second vertical bar indicates that there is data (DMX).
The horizontal bars indicate the data (DMX) signal level.
Note:
Note:Note:
Note: The signal level changes during normal operation of the unit. 1st bar =
25%, 2nd bar = 50% and 3rd bar = 75%
Symptom Possible Cause Solution
Unit does not respond to DMX control,
but DMX indicator is on.
Unit set to a wrong or different DMX
address.
Check DMX address settings.
Unit does not respond to DMX, DMX
indicator is off.
Bad cable. No DMX present at
Splitter/PSU unit.
Check cable and DMX run from
console.
Units run at different speeds. Scroller speed settings may be
different. Cable lengths are too long.
No cable return line.
Check all scroller speed settings.
Check the cable length and
configuration.
Ensure there is a cable return line in
the system.
Units have dim display indicators and
run slowly
Overloading of colour changer chain or
cable runs too long. PSU overloaded.
Check voltage levels on last unit.
Should not be below 20VDC.
DMX display indicator is off on one
unit.
Bad cable or blown transceiver IC in
the scroller.
Check cable or send unit for repair.
Display indicators appear ok but gel
string does not move.
Mechanical (or electrical) failure in the
unit.
Turn unit on and off. Return unit for
repair.
Gel burns too quickly. Fans have failed or are too slow. Poorly
optimised lamp focus in fixture.
IR filter medium not fitted.
Check fans are operating. Optimise
lamp focus. Replace gel strings &
install IR filter.