Specifications

Appendix M – Connectors and Indicators
SPS-5 v9E Paging System:
LED Indicators:
POWER: GREEN LED – Shows Power is Applied
RF TX: GREEN LED – Shows Transmission of Page
RF CD: GREEN LED – Shows Carrier Detect
DATA 1: GREEN LED – Port 1 RS-232 Cable is Attached
PROGRAM: RED LED – Shows when In/Out of
Programming Mode and Rebooting System and it also
lights up if an Error is found within the Encoder System.
ETHERNET CONNECTOR: GREEN LED and ORANGE
LED indicate normal operation
RS-232 DB-9 Connector Pin-Out:
1 CD (not used)
2 RD (data output by paging encoder, typically required)
3 TD (data received by paging encoder, required)
4 DTR (not used)
5 GND (required)
6 DSR (signal output by paging encoder, requirement
depends on host system)
7 RTS (signal input to paging encoder, required only if
hardware flow control mode is active)
8 CTS (signal output by paging encoder, required only if
hardware flow control mode is active)
9 RI (not used)