Digital Telephone IP Adapter Installation and Administration Guide 237
January2005 Connection pin-out tables
Admin (serial) connector pin-out table
Pin number Signal name I/O Description
1
2 MMI-RXD I MMI RS-232C Receive Data
3 MMI-TXD O MMI RS-232C Transmit Data
4
5 Ground I Logic Ground
6
7
8
9