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CHAPTER
4-1
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3522 BRI Gateway and 3527 PRI Gateway Release 5.6
OL-17010-01
4
Cable Connections and Pin-outs
• RS-232 9-Pin Serial Port, page 4-1
• RJ-45 8-Pin IP Network Port, page 4-1
• ISDN Port, page 4-2
RS-232 9-Pin Serial Port
Table 4-1 describes the Cisco Unified Videoconferencing 3500 Gateway unit RS-232 9-pin D-type serial
port pin-out configuration.
RJ-45 8-Pin IP Network Port
Table 4-2 describes the pin-out configuration of the RJ-45 IP network port.
Ta b l e 4-1 RS-232 9-pin D-Type Serial Port Pin-out
Pin Function I/O
1 NC
2 RXD Input
3 TXD Output
4 NC
5 GND
6 NC
7 NC
8 NC
9 NC
Ta b l e 4-2 Pin-out Configuration of the RJ-45 IP Network Port
Pin Function I/O
1 TXD+ Output
2 TXD+ Output