Specifications

C-32
Reference Guide
Model No.
Running Head
RS530/V.35 Jacks
The RS-530/V.35 jacks allow you to connect the card to two external CPE devices. The
electrical configuration of each jack is switch-selectable on the main board. Figure C-26
shows the jack pin locations, and Table C-22 lists the signal pinouts.
Figure C-26. HSU-AD 530/35 Card Jack Pin Orientation
Table C-22. HSU-AD 530/35 Card Jack Signal Pinouts
Pin # Function Direction
1 Cable Shield --
2 Send Data A Input
3 Receive Data A Output
4 RTS A Input
5 CTS A Output
6 DCE Ready Output
7 Signal Common --
8 RR/RLSD A Output
9 Receive Timing B Output
10 RR/RLSD B Output
11 Terminal Timing B Input
12 Send Timing B Output
13 CTS B Output
14 Send Data B Input
15 Send Timing A Output
16 Receive Data B Output
17 Receive Timing A Output
18 Local Loopback Input
19 RTS B Input
20 DTE Ready Input
21 Remote Loopback Input
22 Incoming Call Output
23 Ext Rcv Clock Input
24 Terminal Timing A Input
25 Test Mode Output
26 Ext Rcv Clock Input
Pin 9
Pin 1
Pin 26
Pin 19