Key Digital KD-X222PO Operating Instructions Manual page 8

6
Key Digital RS-232 Cable Pinout Charts
KD-3.5FDB96
3 .5mm Stereo to Female DB9 (sold separately)
KD-3 .5FDB96 with 3 .5mm TRS Connector
KD-3.5MDB96
3 .5mm Stereo to Male DB9 (sold separately)
KD-3 .5MDB96 with 3 .5mm TRS Connector
IR
Bi-directional IR control extension is supported . IR can not be used at the same time as RS-232.
"IR In" port on the Tx unit extends to the "IR Out" port of the Rx unit
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"IR In" port on the Rx unit extends to the "IR Out" port of the Tx unit
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IR In:
›
The IR In port is different for the Tx and Rx units . The Tx unit's IR In port supports a Serial IR
(hardwired) connection . The Rx unit's IR In port supports an IR Sensor .
Tx Unit / Serial IR:
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A fixed 5V input signal on 2 phoenix pins
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Signal and ground are required
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Typically fed from a dedicated control system or an IR distribution block
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Model
Model
Wire DB9 Pin
Red 2
White 3
Black 5
Green N/C
KD-3 .5FDB96 after stripping wire
Wire DB9 Pin
Red 2
Black 3
Shield 5
KD-3 .5MDB96 after stripping wire
Signal
TxD
RxD
Ground
NA
Signal
TxD
RxD
Ground