Polycom C12 User Manual
Installing The SoundStructure C16, C12, C8, And SR12
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connections in the following figure. To connect the SoundStructure device's
audio input and output to unbalanced audio equipment, follow the wiring in
the unbalanced audio connections below.
When using unbalanced audio sources or audio destinations connected to
SoundStructure devices, either wiring techniques shown previously for
connecting RCA jacks to terminal blocks may be used and both will result in
the same voltage level at the tip of the RCA jack.
Connecting Logic Ports
There are two logic ports, called Remote Control 1 and Remote Control 2, on
the rear-panel of each SoundStructure device. Each Remote Control connector
includes eleven logic inputs, eleven logic outputs, an analog gain control
input, a +5 V supply capable of providing up to 500 mA, and a logic ground.
T
S
T
T
S
S
T
S
T
S
T
S
T
T
S
S
R
T
T
R
S
S
1
2
3
XLR Female
XLR Male
2
1
3
Balanced Audio Connections
Unbalanced Audio Connections