6
1
5
9
Figure B-4 Control Signals to the Modem and/or other Equipment (J5)
(Male 9 pin D-Sub)
Table B-4 Control Signals to the Modem and/or other Equipment(J5)
Pin #
Description
1 Ground
2 Not
Used
3 Not
Used
4
RS-485 to the Modem
5
RS-485 Signal – to the Modem
6 Not
Used
7 Not
Used
8
RS-485 From the Modem
9
RS-485 Signal – From the Modem
21