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Compact Par 7x CW/WW
No Response to DMX
Suspect the DMX cable or connectors, a controller malfunction, a light effect DMX card malfunction.
01) Check the DMX setting. Make sure that DMX addresses are correct.
02) Check the DMX cable: Unplug the unit; change the DMX cable; then reconnect to electrical power.
Try your DMX control again.
03) Determine whether the controller or light effect is at fault. Does the controller operate properly with
other DMX products? If not, take the controller in for repair. If so, take the DMX cable and the light
effect to a qualified technician.
Problem
One or more fixtures
do not function at all
Fixtures reset
correctly, but all
respond erratically or
not at all to the
controller
Fixtures reset
correctly, but some
respond erratically or
not at all to the
controller
No light or LEDs cut
out intermittently
Ordercode: 42581
Probable cause(s)
No power to the fixture
Primary fuse blown
The controller is not connected
3-pin DMX OUT of the controller
does not match DMX IN of the first
fixture on the link (i.e. signal is
reversed)
Poor data quality
Bad data link connection
Data link not terminated with
120 Ohm termination plug
Incorrect addressing of the fixtures
One of the fixtures is defective and
disturbs data transmission on the
link
3-pin DMX OUT on the fixtures does
not match (pins 2 and 3 reversed)
Fixture is too hot
LEDs are damaged
The power supply settings do not
match local AC voltage and
frequency
Solution
●
Check if power is switched on and
cables are plugged in
●
Replace fuse
●
Connect controller
●
Install a phase reversing cable
between the controller and the first
fixture on the link
●
Check data quality. If much lower
than 100 percent, the problem may
be a bad data link connection, poor
quality or broken cables, missing
termination plug, or a defective fixture
disturbing the link
●
Inspect connections and cables.
Correct poor connections. Repair or
replace damaged cables
●
Insert termination plug in the DMX OUT
connector of the last fixture on the link
●
Check address settings
●
Bypass one fixture at a time until
normal operation is restored: unplug
both connectors and connect them
directly together
●
Have the defective fixture serviced by
a qualified technician
●
Install a phase-reversing cable
between the fixtures or swap pin 2 and
3 in the fixture that behaves erratically
●
Allow the fixture to cool down
●
Clean the fans
●
Make sure the cooling fans are not
blocked
●
Turn up the air conditioning
●
Disconnect the fixture and return it to
your dealer
●
Disconnect fixture. Check settings and
correct if necessary
17
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