Clear-Com HLI-FBS - Manual (Page 28)

Key to S-Mount rear panel keyset
Feature Description
A
Ethernet/Power over Ethernet connection (RJ45)
B
Power connection.
C
Line 1 Party Line in. (3-pin male XLR connector).
Pin Function
Pin 1 Ground
Pin 2 +30V DC and Audio
Pin 3 -30V DC and Audio
Table 2-26 Line 1 pinout
D
Line 2 Party Line out.(3-pin female XLR connector).
Pin Function
Pin 1 Ground
Pin 2 +30V DC and Audio
Pin 3 -30V DC and Audio
Table 2-27 Line 1 pinout
Table 2-28 Key to S-Mount rear panel
28 HelixNet Partyline User Guide