Figure d-3, Table d-6, Through – Bay Technical Associates BayStack ARN Routers none User Manual
Page 142: For serial interf
Installing and Operating BayStack ARN Routers
D-6
114200 Rev. A
Figure D-3.
Cable 7224 (X.21 Compliant)
Table D-6.
X.21 Interface (Order No. 7224)
Bay Networks Termination
Remote Termination
Pin
Signal
Pin
Signal
2
Send Data+
2
TD A
16
Send Data-
9
TD B
4
Request to Send+
3
Control A
18
Request to Send-
10
Control B
3
Receive Data+
4
RD A
17
Receive Data-
11
RD B
9
Data Carrier Detect+
5
Indication A
23
Data Carrier Detect-
12
Indication B
10
Send Timing+
6
Timing A
24
Send Timing-
13
Timing B
7
Signal Ground
8
Signal Ground
1
Frame Ground
1
Frame Ground
Local Wire Connections
Pin 41 > 43
Pin 28 > 30
Pin 14 > 15
Pin 1
Pin 16
Pin 31
Pin 15
Pin 30
Pin 44
15 Feet
Pin 8
Pin 1
Pin 15
Pin 9
15-position D-Sub plug with locking posts
(ground shield connected to backshell)
44-position D-Sub plug with screw locks
(ground shield connected to backshell)
CAB0068A