JVC SW-D7000U Instruction Manual page 76

9ch. color video multiplexer
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SW-D7000U, 9CH. COLOR VIDEO MULTIPLEXER
"
All menu programming
"
All front panel keys
"
Alarm history read
"
Alarm Input Status read
RS-232 baud rates are selectable from 1200 to 9600. The factory default is 9600.
To set the baud rate, select the RS-232 section of the COMMUNICATIONS sub-menu.
Refer to the SW-D7000U's RS-232 Remote Control Protocol data sheets in the rear of this manual
for more details.
The figure shows the socket on the multiplexer as seen from the back of the unit. The numbers are
marked on the connector itself, although they may difficult to read.
PIN NUMBERS
RS485
The SW-D7000U can have up to 15 optional remote keyboards controlling it through the RS-485
network. In addition, a single remote keyboard can control up to 15 different SW-D7000U units, (or
a mixture of keyboards and multiplexers totaling 9 devices), installed in a multi-drop configuration.
The SW-D7000U unit address on the RS-485 network is programmable in the RS-485 section of the
COMMUNICATIONS submenu. Here you will set the address of the multiplexer on the network 1-15.
Using RS-485 correctly wired, the total length of all connections on one configuration of multiple units
and multiple keyboards can be up to 3,200 feet (1,000 meters) from end to end. A remote keyboard
can thus be up to 1,000 meters from the actual unit without the need for additional transmission
equipment.
The connection details are the following:
76
JVC PROFESSIONAL, IMAGING PRODUCTS
5
9
Pin 2
Pin 3
Pin 5
1 2 3 4 5 6 7 8
RJ45 Socket Looking from the rear of the multiplexer
1
6
FUNCTION
Receive Data (RX)
Transmit Data (TX)
Ground (GRD)

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