ClearOne PSR1212 - RS-485 and Connector Pinouts

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Appendices ~ Appendix B: Pinouts
Set connector pinout
Pin Description Pin Description
1 To pin 6 of SET RJ-11C 4 Tip
2 To pin 5 of SET 5 To pin 2 of LINE
3 Ring 6 To pin 1 of LINE RJ-11C
Line connector pinout
Pin Description Pin Description
1 To pin 6 of LINE RJ-11C 4 Ring
2 To pin 5 of LINE 5 To pin 2 of SET
3 Tip 6 To pin 1 of SET RJ-11C
RS-485 Remote Panel A and B connectors
Pin Description
1 +15VDC, 300mA (over-current protected)
2 Data +
3 Data –
4 Ground
Figure B.7. RS-485 Remote Control Ports
4 3 2 1 4 3 2 1