Version: 1.65 Date:7-Apr-15
SCC-1DR(VL) MANUAL
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Diver Communications
6.2
The diver audio is standard set for a 2 wire communications (simplex).
The divers can only speak to each other when the surface operator pushes the cross-talk switch to the desired direction.
The SCC-1DR(VL) can be set for 4 wire communication (duplex). The audio In can be used and the diver can listen to
the audio input from a Smart Phone or MP3 player or any other audio device.
When set for Full duplex, there is a full open communication (conference) between the divers and surface. No need of
pressing the PTT.
6.2.1
2 wire comms configuration
The SCC-1DR(VL) is standard fitted with a 10 pin multipin connector.
The audio comms for 2 is connected to the diver umbilical via the multipin connector (pins H,J) or via the yellow
Banana sockets
6.2.2
4 wire comms configuration
The SCC-1DR(VL) is standard fitted with a 10 pin multipin connector.
The audio comms for 4 is connected to the diver umbilical via the multipin connector (pins H,J,G,K) or via the
yellow and blue Banana sockets
6.2.3
Comms Mode
The Comms Mode is a selection comms mode switch. This allows the use of a 4 wire comms system and still be
able also to use the system as a 2 wire system.
The 4 wire configurations has 3 user modes:
2S - 2 or 4 wire simplex
4HD- 4 wire Half duplex surface to diver, full duplex diver to diver
4FD - 4 wire Full duplex, surface and divers full duplex without any PTT
6.2.4
2/4S - 2 wire simplex
This mode is the same as the standard comms when using 2 wire. This works with either 2 or 4 wires comms cable
configuration. The diver will always be heard at the surface and the Tender needs to push the PTT switch to talk to
the diver.
6.2.5
4HD – 4 wire Half Duplex
This mode uses a 4 wire comms cable configuration. The Diver can listen to music which is connected to the audio
In. The audio in can be an audio signal from any headphone output of a MP3 player or any other audio device.
The Tender needs to push the PTT button to speak to the divers. When you press the PTT to audio in the diver will
be muted.
6.2.6
4FD- 4 wire Full Duplex
This mode allows to have a full open communication between diver and Tender without using the PTT buttons.
Like a conference call.
