Clear-Com HLI-FBS - Manual (Page 21)

Key to Remote Station: rear panel
Feature Description
A
PSU holder for a separate external AC-DC power supply. The external PSU
provides the 48V required and at its input takes 100-240V, 50-60Hz.
B Power supply. The power input connector is a low voltage DC connection. It is
48VDC at a max power of 12.95W
.
C
Line 1 (partyline). (3-pin male and female XLR connectors).
Pin Function
Pin 1 Ground
Pin 2 +30V DC and Audio
Pin 3 -30V DC and Audio
Table 2-17: Line 1 pin out
D Power Over Ethernet (RJ45 connector)
E Control input/output (DB9 connector)
Pin Function
Pin 1 Audio out +
Pin 2 Audio in +
Pin 3 GND
Pin 4 Relay NC
Pin 5 Relay NO
Pin 6 Audio out -
Pin 7 Audio in -
Pin 8 Opto
Pin 9 Relay pole
Table 2-18 Control input/output pinout
The audio connections in this connector are wired directly to the SA and
program connectors. Only one or the other can be used at one time.
F
SA [Stage Announce] line out (3-pin female XLR).
Pin Function
Pin 1 Ground
Pin 2 Positive
Pin 3 Negative
Table 2-19 SA pinout
21 HelixNet Partyline User Guide