Pstn/Isdn Modem - Videoswitch Vi200 User Manual

14.4.3

PSTN/ISDN Modem

Physical: 9-way D-type (female)
Electrical: RS232
1 2 3 4 5
6 7 8 9
Pin Number Signal
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 +8V
7 RTS
8 CTS
9 RI
41
Digital Recorder
In/Out
In
In
Out
Out
In/Out
Out
Out
In
In