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Crestron DIN-1DIMU4 DIN Rail Universal Dimmer
DIN-1DIMU4 Troubleshooting (Continued)
TROUBLE POSSIBLE
CAUSE(S)
CORRECTIVE
ACTION
LOADS (status)
LED on a
channel is
blinking once
per second.
Over current
protection has
tripped.
Check wiring on
corresponding output
for a short circuit.
Check total load on
corresponding output
for an overload.
LOADS (status)
LED on a
channel is
blinking twice
per second.
Channel has been
programmed to
use reverse
phase control
(REV) but has
detected a
magnetic load
connected.
Change programming
to use AUTO or FWD.
LOADS (status)
LED on a
channel is
blinking three
times per
second.
The channel has
overheated and
shut down to
protect itself.
Reduce loading on
the channel. Reduce
loading on the
module. Improve
enclosure ventilation
to reduce ambient
temperature.
Unit ignores
Cresnet
commands.
Unit is in Override
mode.
Take out of Override
mode by pressing
OVR button or
releasing override
contact closure.
Operations & Installation Guide – DOC. 6668A DIN Rail Universal Dimmer: DIN-1DIMU4 • 27