Comtech EF Data RCS11 - Manual (Page 72)

RCS11 1:1 Redundancy Switch Connector Pinouts
MN-RCS11 – Revision 9 5–14
5.7.3 Alarm A (J18)
The Alarm A Interface is a 9 Pin Female ‘D’ port. Refer to Table 5-16 for pinouts.
Table 5-16. J18 Alarm A (9-Pin Female 'D')
Pin # Signal Name Direction
1, 2, 3, 5, 7, 8, 9 NC NA
4 Ground GND
6 Mod Fault Open Collector Input
5.7.4 Alarm B (J19)
The Alarm B interface is a 9 Pin Female ‘D’ port. Refer to Table 5-17 for pinouts.
Table 5-17. J18 Alarm A (9-Pin Female 'D')
Pin # Signal Name Direction
1, 2, 3, 5, 7, 8, 9 NC NA
4 Ground GND
6 Mod Fault Open Collector Input
5.8 DMD50 UNIVERSAL G703 T3/E3 & RS422 SERIAL INTERFACE w/SCSI
The RCS11 Unversal G703 Unbalanced/Synchrounous Interface supports RS422 Serial data and
G703 T3/E3 & STS1 data rates for the DMD50.
5.8.1 EIA 530 (J36)
The EIA-530 is a 25 Pin Female ‘D’ port. This port is the user interface for Synchronous RS-422/
V.35 Data Refer to Table 5-18 for pinouts.
Table 5-18. J36 EIA-530 (25-Pin Female 'D')
Pin No. Signal Name Direction
1 Shield GND
2 Send Data A (-) Input
3 Receive Data A (-) Output
4 Request To Send A (-) Input
5 Clear To Send A (-) Output
6 Data Mode A (-) Output
7 Signal Ground GND
8 Receiver Ready A (-) Output
9 Receive Timing B (+) Output
10 Receiver Ready B (+) Output