Panasonic KX-TDA50 Installation Manual page 118

3.2.1 PC Connection
LAN Connection via IP-GW4 Card
Note
For pin assignments and maximum cabling distance, refer to "2.3.3 IP-GW4 Card (KX-TDA5480)".
External Modem Connection
PBX (9-pin)
Signal Name Pin No.
RD (RXD)
SD (TXD)
ER (DTR)
DR (DSR)
CAUTION
To protect the system, keep the following in mind:
118 Installation Manual
RJ45
Switching Hub
To network port
RS-232C Port
(9-pin)
port assigned as the CO line destination
2
3
4
6
PC
Modem
To RS-232C port
(25-pin)
To CO line/PBX extension
External Modem (25-pin)
Pin No. Signal Name
3 RD (RXD)
2 SD (TXD)
20 ER (DTR)
6 DR (DSR)
Document Version 2010-11