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Adapter Cables for Talkback
and Camera Control
Talkback Pin Connections
The ‘talkback’ connector on the back panel of ATEM Constellation 8K is for routing engineering
talkback and production talkback. You can make an adapter cable with an RJ45 connector
using this pinout diagram.
1 23
456
7 8
Eng TX+
Eng TX-
Prod TX+
Prod RX+
Prod RX-
Prod TX-
Eng RX+
Eng RX-
1
2
3
4
5
6
7
8
RJ45 pinout for ‘talkback’ connector on the back panel of ATEM Constellation 8K
Serial Port Pin Connections for Control Cables
RS-422 Pin Connections for Control Cables
RS-422 is a broadcast standard using a common DE 9 or RJ12 connector. You can easily rewire
these types of connectors in a custom built PTZ control unit if you want to design one yourself.
A pinout diagram of the RS-422 DE 9 and RJ12 connector is provided below.
Receive (–)
Receive (+)
Transmit (–)
Transmit (+)
Ground Pins
8
3
2
7
1, 4, 6, 9
5
4
3
2
1
9
8
7
6
RS-422 PTZ pin connections.
TX+
TX-
GND
GND
RX-
RX+
1
2
3
4
5
6
1 23
456
RJ12 Pinout for PTZ remote on ATEM Constellation 8K
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Adapter Cables for Talkback and Camera Control