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SW-D8000U, 16CH. COLOR VIDEO MULTIPLEXER
Composite Video VCR Connections
SVHS
12
13
14
15
Multiplexer
Refer to the specific instructions provided with your VCR and connect the multiplexer's Record output
to the VIDEO IN connector on your VCR and the multiplexer's Play input to the VIDEO OUT
connector on your VCR.
connections.
NOTE:
Both standard (Composite) and S-VHS VCR connections cannot be used at the same
time. Select either standard or S-VHS connections depending on the VCR used.
2.5
MONITOR CONNECTIONS
For Monitor-A (multi-screen), hook-up to the Monitor-A BNC connector, using a 75 ohm coaxial
cable. Connect the other end of the cable to your monitor. For Monitor-B (spot), hook-up to the
Monitor-B, BNC connector, using a 75-ohm coaxial cable. Connect the other end of the cable to your
monitor.
2.6
ALARM INPUTS AND OUTPUTS
Use the supplied 25 pin D-Sub M connector or interface PCB, wired according to the following
instructions. Do not attempt to wire directly to the 25 pin D-sub connector on the multiplexer back
panel.
Signal
A13 COM2
A12
Vext
PIN
13
25
12
24
PIN
1
14
2
15
Signal
A1
A14
A2
A15
PIN NO. (PCB Location)
Pins 1 to 16 (A1-A16)
Pin 17 (NO1)
Pins 18 to 20 (GND)
Pin 21 (COM1)
Pin 22 (NO2)
Pin 23 (ACK)
Pin 24 (VEXT)
Pin 25 (COM2)
JVC PROFESSIONAL, IMAGING PRODUCTS
IN
IN
COMP
SVHS
OUT
OUT
VCR
The drawings above are illustrative of typical multiplexer to VCR
A11
ACK
A10
NO2
A9
COM1
A8
GND
11
23
10
22
9
21
8
20
3
16
4
17
5
18
6
19
A3
A16
A4
NO1
A5 GND
A6
GND
Alarm inputs 1 to 16
Alarm output 1 – Relay #1 (selectable NO or NC)
Ground connections – Alarms and VEXT inputs
Alarm output 1 – Relay #1 common ground
Alarm output 2 – Relay #2 (selectable NO or NC)
External Alarm clear (pull to ground to clear)
VEXT, VCR synchronization pulse
Alarm output 2 – Relay #2 common ground
SVHS or Y/C VCR Connections
SVHS
12
13
14
15
Multiplexer
A7
This drawing shows the Alarm I/O PCB
7
supplied with the unit. This wiring interface
greatly simplifies all alarm and VCR
connections to the unit.
19
GND
CONNECTIONS
IN
IN
COMP
SVHS
OUT
OUT
VCR
15
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