Crestron
C2N-HBLOCK
Multi-Type Network Distribution Block
Problem Solving
General Troubleshooting
The table after this paragraph provides corrective action for possible
trouble situations. If further assistance is required, please contact a
Crestron customer service representative.
C2N-HBLOCK General Troubleshooting
TROUBLE
POSSIBLE
CAUSE(S)
CORRECTIVE ACTION
POWER LED does
not illuminate.
C2N-HBLOCK is
not receiving power.
Confirm that proper power is supplied to
the C2N-HBLOCK (24 VDC regulated).
Y data LED not
brightly
illuminated.
Y and Z data wires
incorrect.
Refer to the "Y and Z LED Illumination"
section that follows.
Z data LED not
dimly
illuminated.
Y and Z LED Illumination
The combination of the
Y
and
Z
data LEDs, and their brightness of
illumination (bright, dim, and off), indicate whether the input data signals
to the C2N-HBLOCK are correct. Refer to the table after this paragraph
for LED illuminations and the associated data signal conditions.
NOTE:
The
Y
and
Z
data LEDs are provided to denote errors with the
data signal
inputs
to the C2N-HBLOCK. The LEDs
do not
indicate
problems that exist in the
output
wiring from the C2N-HBLOCK to other
devices.
C2N-HBLOCK Data Signal LED Troubleshooting
Y
Z
DATA SIGNAL CONDITIONS
Bright
Dim
Both Y and Z data signals present.
Off
Bright
Both data signals missing.
Bright
Bright
Y data signal is present, Z is missing.
Off
Dim
Z data signal is present, Y is missing.
Dim
Bright
Y and Z data signals reversed.
Operations & Installation Guide – DOC. 8157A
Multi-Type Network Distribution Block
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