Datavideo DAC-50S - Connections and Controls; Rear Panel

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2. Connections & Controls
Rear Panel
HD/SD-SDI Input
Connects to an HD-SDI input source
HD/SD-SDI Output
HD-SDI loop-thru output
USB Firmware Upgrade
Connects to PC for firmware upgrade
DC In Socket
Connects the supplied 12V PSU to this socket. The
connection can be secured by screwing the outer
fastening ring of the DC In plug to the socket.