Clear-Com HLI-FBS - Manual (Page 20)

G
Line 2 (partyline). (3-pin male and female XLR connectors). Up to 10 beltpacks can be
connected to a line, depending on the cable type and distance from the main station.
Pin Function
Pin 1 Ground
Pin 2 +30V DC and Audio
Pin 3 -30V DC and Audio
Table 11: Line 2 pin out
See Quick reference: Cable capacity versus distance on page 139.
H
Optional: Four-wire interface module (Ethercon type RJ45 connectors). For more
information, see Table 16: HMS-4X Main Station rear panel: Interface Modules.
Optional: Two-wire interface module (3-pin female XLR connectors). For more
information, see Table 16: HMS-4X Main Station rear panel: Interface Modules.
Optional: Ethernet interface module. For more information, see Table 16: HMS-4X
Main Station rear panel: Interface Modules.
Optional: Fiber interface module (3-pin female XLR connectors). For more
information, see Table 16: HMS-4X Main Station rear panel: Interface Modules.
I
J
Spare interface module bay. You can fit up to three optional interface modules to the
HelixNet main station. For more information, see Table 16: HMS-4X Main Station rear
panel: Interface Modules.
Table 12: Key to HMS-4X Main Station rear panel diagram
Only connect power supply to earthed supply sockets. Ensure that the power supply
is routed to avoid sharp bends, hot surfaces, pinches and abrasion.
For more safety guidance, see the Safety Instructions at the front of this guide.
Important note:
The HMS-4X Main Station does not have a power switch, button or key. The system powers up when you
connect the power supply. Power up takes 15-20 seconds.
20 HelixNet Partyline User Guide