9131Dr Indicator, Connector, And Dipswitch Locations And Function - Optelecom-nkf 9131DT Installation And Operation Manual

9131DR Indicator, Connector, and Dipswitch
Locations and Function
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IGURE
1. STATUS INDICATORS
a. SYNC — When illuminated, this green LED indicates that the data demultiplexer is receiving a good
signal and is synchronized with the multiplexer.
b. ERR — When illuminated, this yellow LED indicates that there are errors being detected in the
received optical data stream.
c. CD — When illuminated, this red LED indicates that the optical receiver is not receiving sufficient
optical power to operate. (The optical carrier is not detected.)
2. OPTICAL INPUT PORT
The optical fiber cable connector is connected to this port to receive the optical signal from the 9131DT
mux/transmitter.
3. VIDEO OUTPUT CONNECTORS (FOUR) (75Ω)
Compatible with BNC connectors, these connectors output the four received video signals.
4. DATA OUTPUT CONNECTORS (TWO)
a. The RJ45 "DATA" port outputs two data signals, one RS232 and one switch-selectable RS422, RS485,
or Manchester (biphase) signal.
b. The RJ12 "RS485" port outputs an RS485-compatible data signal.
5. DATA INTERFACE SELECT DIPSWITCH
This ten-position dipswitch allows the user to select the desired data interface compatibility of the
configurable data output on the "DATA" port.
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