Reference Guide
IMACS System Release 5.1.9
C-33
RS-366 Jacks
The HSU-AD 530/35 Card RS-366 jacks allow you to connect the system to external CPE
devices for RS-366 dialing. These are DB-15 jacks with the pin locations shown in Figure
C-27. Table C-23 lists the signal pinouts.
Figure C-27. HSU-AD 530/35 Card RS-366 Jack Pin Orientation
Table C-23. HSU-AD 530/35 Card RS-366 Jack Pinouts
Pin
Function
Direction
1
Cable Shield
--
2
DPR
Input
3
ACR
Output
4
CRQ
Input
5
PND
Output
6
PWI
Output
7
Signal Gnd
--
8
DSC
Output
9
NB1
Input
10
NB2
Input
11
NB4
Input
12
NB8
Input
13
REC COM
--
14
SEND COM
--
15
DLO
Output
P
4
Pin 8
Pin 1
Pin 15
Pin 9