Cen-com indicators – Crestron electronic RS-232/42 User Manual
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Crestron CEN-COM Ethernet
RS-232/422
COM
Module
Ethernet Port (RJ45) Pinouts
PIN
DESCRIPTION
1
TD+
2
TD-
3
RD+
4
No Connect
5
No Connect
6
RD-
7
No Connect
8
No Connect
CEN-COM Indicators
There are 13 LED indicators located on the front panel of the CEN-COM. Refer to
illustration and descriptions below.
CEN-COM Indicators
PWR (Power)
This LED illuminates when power is supplied to the CEN-COM.
RXD (Ethernet)
This LED illuminates when the unmarked Ethernet port on the front panel of the
CEN-COM receives Ethernet data.
TXD (Ethernet)
This LED illuminates when the unmarked Ethernet port on the front panel of the
CEN-COM transmits Ethernet data.
LNK (Ethernet)
This LED illuminates when there are attachments to the unmarked Ethernet port on
the front panel.
ERR (Ethernet)
This LED illuminates when an Ethernet protocol error is detected.
RXD (COM A / B)
These LEDs flash when the CEN-COM receives data from the serial device attached
to the respective COM ports.
TXD (COM A / B)
These LEDs flash when the CEN-COM transmits data to the serial device attached to
the respective COM ports.
Operations Guide - DOC. 5719
Ethernet RS-232/422 COM Module: CEN-COM
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