CHAPT ER
4-1
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3515 MCU Release 5.6
OL-17012-01
4
Cable Connections and Pin-outs • RS-232 9-Pin Serial Port, page 4-1
• RJ-45 8-Pin IP Network Port, page 4-2
RS-232 9-Pin Serial Port
Tabl e 4-1 describes the Cisco Unified Videoconferencing 3515 MCU unit RS-232 9-pin D-type serial
port pin-out configuration.
Tab l e 4-1 RS-232 9-pin D-Type Serial Port Pin-out
Pin Function I/O
1NC
2RXD Input
3TXD Output
4NC
5GND
6NC
7NC
8NC
9NC