Black Box MD1640A Modem User Manual


 
187
APPENDIX H: Series II modem cables
Appendix H - Series II Modem Cables
These cables connect your Series II Modem to the serial port of your
terminal or computer serial port.
Figure I-1. RS232 Cable (IBM PC)
Figure I-2. Mac Cable
3
5
1
2
TD
RCV
Handshake Out
Handshake In
4
8
GND
GND
2
3
4
5
TD
RCV
RTS
CTS
7GND
2
3
4
5
6
7
8
20
22
TD
RD
RTS
CTS
DSR
GND
CD
DTR
RI
2
3
4
5
6
7
8
20
22
TD
RD
RTS
CTS
DSR
GND
CD
DTR
RI
DB25 DTE Connector
on Computer, etc.
8-pin mini-DIN
8
7
6
5
3
2
1
4
DB25 DCE Connector
on Modem