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Page 52 - Port Pinouts
ISDN Port – PRI (RJ45)
Pin 1
LAN Port – 10/100 BaseT
For IP Office 403/406 the information below refers to LAN ports 1 – 7. Port 8 is switchable in software
(exchanges Tx and Rx signals).
For IP412 and WAN3, both ports have the Rx and Tx connections exchanged.
DTE Port (25 Way or 9 Way D-Type socket)
Pin No (25 Way).
2
3
4
5
6
7
8
20
22
Page 52 - Technical Data
Port Pinouts
Pin No.
Pin 8
1
2
4
5
Pin No.
1
Pin 8
Pin 1
2
3
6
Pin 25
Pin No (9 Way).
3
2
7
8
6
5
1
4
9
Description
Receive Data (Rx-A)
Receive Data (Rx-B)
Transmit Data (Tx-A)
Transmit Data (Tx-B)
Description
Receive Data (Rx-A)
Receive Data (Rx-B)
Transmit Data (Tx-A)
Transmit Data (Tx-B)
Pin 1
Pin 9
Description
Receive Data (Rx)
Transmit Data (Tx)
Request to Send (RTS)
Clear to Send (CTS)
Data Set Ready (DSR)
Signal Ground
Data Carrier Detect (DCD)
Data Terminal Ready (DTR)
Ring Indicator (RI)
Signal Direction
Signal Direction
Pin 1
Signal Direction
IP Office Installation Manual
40DHB0002USCL – Issue 7 (09/25/2002)
Technical Data
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