Connectors And Connections; Connectors On The Back Of The Matrix; Db25 Pin Configuration - Videotec SM84A Manuel D'instructions

3.5 Connecto rs and connections

3.5.1 Connectors on the back of the matrix

The back of the SM84A / SM164A matrix has:
1 x 25 pin connector for connecting alarm contacts, relay contacts, VCR trigger and external alarm reset
4 x RJ-11 connectors for connecting the keyboards
1 x RJ-11 connector for connecting the telemetry receivers or multiplexers
1 jack connector for the power supply
1 x 9 pin connector for PC connection
4 BNC output video connectors,
8/16 BNC input video connectors
SM164A matrix rear view:
PC
Power supply
Alarms
3.5.2 DB25 pin c onfiguration
Pin Connection
1 Alarm input 1
2 Alarm input 2
3 Alarm input 3
4 Alarm input 4
5 Alarm input 5
6 Alarm input 6
7 Alarm input 7
8 Alarm input 8
9 Alarm input 9
10 Alarm input 10
11 Alarm input 11
12 Alarm input 12
13 Alarm input 13
14 Alarm input 14
15 Alarm input 15
16 Alarm input 16
17 Alarm reset
18 GND
19 Trigger VCR
20 GND
21 Normally Opened Relays
22 Common Relays
23 Common alarms
24 Common alarms
25 Common alarms
Alarms from 9 to 16 are only available on the SM164A model matrix.
Aux
Line
Keyboards
Use
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarms
Alarm reset
Alarm reset
VCR
VCR
Peripherals
Peripherals
Alarms
Alarms
Alarms
Video outputs
Page 10
Video Inputs
MNVCSM84A_0408