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Hardware Installation Guide for the Polycom SoundStructure C16, C12, C8, and SR12
IR Receiver
The IR receiver port on the rear-panel of a SoundStructure device is shown in
the following figure.
The IR receiver port accepts a standard 3.5 mm terminal block which should
be terminated to the IR receiver as shown in the following figures.
RS-232
The RS-232 interface requires a straight-through cabling to a control system as
shown in the following figures.
Pin Signal
1+12 V
2 Ground
3 IR Signal Data
PIN 2: TXD
PIN 3: RXD
PIN 5: GRO
PIN 7: CTS
PIN 8: RTS
IROUT
12V
1
2
3
Top V ie w
Pin 1Pin 5
Pin 9 Pin 6