F
ault Finding
• All outputs permanently off - power indicator off
Mains supply switched off
• All outputs permanently off - power indicator on
DMX address set wrongly, DMX controller is set to zero
• All outputs permanently off - power indicator flashing
DMX input not present, or wrongly connected.
DMX address switches set to an address which is above the
range of channels output by the controller.
• Output permanently off - channel led lights normally
Blown fuse - replace by correct type of fuse.
• Output per
manently on - led lights normally
F
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• Output permanently on - led permanently on
DMX channel set to full output
•
Outputs erratic
DMX connection poor. Could be caused by:
wrong type of cable - twisted pair, preferably screened
D
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a
+
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D
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No termination resistor on long cable.
• Interference on sound system
Sensitive audio connections run too close to dimmer outputs.
Live and neutral to each channel run separately (live cable should
be run as close as possible to the neutral for the same channel),
Neutrals from various channels commoned. (Neutrals should be
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"Electronic" transformer not suitable for leading-edge modulated
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•
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©
N
.
J
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D
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s
2
0
0
5
-
P
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g
e
1
0
-
U
ser Guide
DPX4/10s