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CHAPTER
4-1
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 MCU Release 5.1
OL-11899-01
4
Cisco Unified Videoconferencing 3545 MCU
Cable Connections and Pin-outs
This section describes the following topics:
• Unit RS-232 9-Pin Serial Port on the 3545 MCU, page 4-1
• 9-Pin Serial Port Terminal Cable on the 3545 MCU, page 4-2
• RJ-45 8-Pin IP Network Port on the 3545 MCU, page 4-2
• Circuit Switch Network Port on the 3545 MCU, page 4-3
Unit RS-232 9-Pin Serial Port on the 3545 MCU
Table 4-1 describes the Cisco Unified Videoconferencing 3545 chassis RS-232 9-pin D-type serial port
pin-out configuration.
Table 4-1 RS-232 9-pin D-Type Serial Port Pin-out
Pin Function I/O
1NC
2 RXD Input
3 TXD Output
4NC
5GND
6NC
7NC
8NC
9NC