HM Electronics, Inc.
The software described in this document is furnished under a license agreement and may be
used only in accordance with the terms of the agreement.
The product described in this document is distributed under licenses restricting its use, copying,
distribution, and decompilation/reverse engineering. No part of this document may be
reproduced in any form by any means without prior written authorization of Clear-Com, an HME
Company.
This product is covered by U.S. Patent Nos. 8,311,085 and 8,553,865 and by European Patent
No. 2 176 987 B1.
Clear-Com Offices are located in California, USA; Cambridge, UK; Montreal, Canada; and
Beijing, China. Specific addresses and contact information can be found on Clear-Com’s
corporate website:
www.clearcom.com
Clear-Com Contacts
Americas and Asia-Pacific Headquarters
California, United States
Tel: +1.510.337.6600
Email: CustomerServicesUS@clearcom.com
Europe, Middle East, and Africa Headquarters
Cambridge, United Kingdom
Tel: +44 1223 815000
Email: SalesSupportEMEA@clearcom.com
This guide is intended to help you install, configure, and use the HelixNet Partyline™ system.
HelixNet Partyline is a digital intercom system , featuring the award-winning I.V Core
Technology from Clear-Com®. The system is designed to be as simple to use and configure
as a two-wire intercom / analog Partyline system, while exploiting the flexibility and network
management capabilities of a matrix system.
To expedite integration with your existing intercom infrastructure, HelixNet Partyline also
features:
• Highly configurable Co n trol I/O and Module settings.
• Optional Two-wire and Four-wire interface modules.
• Optional Main Station linking (Ethernet or Fiber or combination).
• Beltpacks and wall/desktop Remote Stations that connect to a system that contains a
Main Station.
1.1 Important Safety instructions
• Read these instructions.
• Keep these instructions.
• Heed all warnings.
• Follow all instructions.
• Do not use this apparatus near water.
• Clean only with dry cloth.
• Do not block any ventilation openings. Install in accordance with the manufacturer’s
instructions.
• Do not install near any heat sources such as radiators, heat registers, stoves, or
other apparatus (including amplifiers) that produce heat.
• Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized
plug has two blades and a third grounding prong. The wide blade or the third prong is
provided for your safety. If the provided plug does not fit into your outlet, consult an
electrician for replacement of the obsolete outlet.
• Protect the power cord from being walked on or pinched particularly at plugs,
convenience receptacles, and the point where they exit from the apparatus.
• Only use attachments/accessories specified by the manufacturer.
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HelixNet Partyline User Guide
• Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer,
or sold with the apparatus. When a cart is used, use caution when moving the
cart/apparatus combination to avoid injury from tip-over.
• Unplug this apparatus during lightning storms or when unused for long periods of
time.
• Refer all servicing to qualified service personnel. Servicing is required when the
apparatus has been damaged in any way, such as power-cord supply or plug is
damaged, liquid has been spilled or objects have fallen into the apparatus, the
apparatus has been exposed to rain or moisture, does not operate normally, or has
been dropped.
Warning: To reduce the risk of fire or electric shock, do not expose this product to rain or
moisture.
1.1.1 Safety symbols
Familiarize yourself with the safety symbols in Figure 1: Safety symbols. These symbols are
displayed on the apparatus and warn you of the potential danger of electric shock if the
system is used improperly.
Figure 1-1: Safety symbols
Note: Important. For compliance notices, see 15 Compliance.
1.2 Further information
For the latest information about HelixNet Partyline, including software updates, see:
http://www.clearcom.com/product/helixnet.
For information about Clear-Com accessories, including headsets and gooseneck
microphones, see http://www.clearcom.com/product/accessories.
For legal and contact information, see Page 2 of this guide.
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HelixNet Partyline User Guide
2 Panels and Interfaces
2.1 Main Station/Remote Station: Fr ont pan el
Figure 2-1: Main Station/Remote Station: Front panel
8
HelixNet Partyline User Guide
A
B
Pin
Function
C
D
E
F
See 2.1.1 Main Station/Remote channel keyset.
G
H
that mic audio is active. See 10.5 Using the SA [Stage Announce] key.
Key to Main Station/Remote Station: Front panel
Feature Description
Ear for rack mounting Main Station/Remote Station.
Mic control [ MIC ON]. Press to activate mic audio.
Table 2-1: Headset socket pin out
Headset key [ HSET]. Press to activate the headset mic. When the headset is
connected, the gooseneck microphone is disconnected. Audio output to the
loudspeaker is diverted to the headphones.
Menu. Press to display the main station menus in the display screens [ G ].
Use the rotary control for each display screen to scroll and select menu items.
Channel keyset. There is a keyset (set of controls) dedicated to each of the
four available channels. See 2.1.1Main Station/Remote channel keyset.
Stage Announce [SA]. Press to talk to connected Public Address (PA) / Stage
Announce (SA) system (se e 2.2 HMS-4X Main Station: rear panel).
When the SA is pressed, Mic select [MIC ON] is also lit bright red, indicating
9
HelixNet Partyline User Guide
I
J
K
L
Loudspeaker / Headphone audio level rotary control [Main]
M
Option [OPT]
Key to Main Station/Remote Station: Front panel
Feature Description
Master Station
LEDs for lines 1 and 2 (partylines). The LEDs indicate the status of the
intercom circuit powering. When an LED is lit:
• Green, the line is functioning.
• Amber, the line is busy.
• Red, there is an error or fault on the line.
Remote Station
LEDs for line status and LAN status. The LEDs indicate the status of the
intercom circuit powering. When an LED is lit:
Green, the line is functioning.
Amber, the line is busy.
Red, there is an error or fault on the line.
If there is a fault on a powerline output, the Line STATUS indicator will turn off
and the red FAULT indicator will flash. Possible causes of a fault include
overvoltage, overcurrent, short circuit to ground or severe brown-outs.
Loudspeaker. When a headset is connected [ B ] and selected [ E ],
loudspeaker output is diverted to the headphones.
Program feed audio level rotary control [Program].
• To increase the volume of the program feed to the loudspeaker /
headphones, turn clockwise (up to 360°).
• To decrease the volume, turn anticlockwise (up to 360°). As you
increase or decrease the volume, the level control LEDs pass through a
range of indicator colors:
LED color Volume level
GreenLow
Amber / GreenLow / Medium
Amber Medium
Red / AmberMedium / High
RedHigh
Table 2-2 : Volume Indicator colors
10
volume to the loudspeaker / headphones, turn clockwise (up to 360°). To
decrease the volume, turn anticlockwise (up to 360°). Push to mute or unmute.
As you increase or decrease the volume, the level control LEDs pass through a
range of indicator colors. For more information, see Table 2-2 : Volume
Indicator colors
Main Station:
Remote Mic Kill [RMK]. Press to:
• Turn off latched talk routes on all connected equipment.
Remote Station:
- Undefined
HelixNet Partyline User Guide
. To increase the
N
O
P
the software and 4.7.6 Saving and restoring the software settings.
Key to Main Station/Remote Station: Front panel
Feature Description
All Talk. Press to talk to all channels (intercom devices and systems) connected
to the main station.
USB 2.0 (Micro-AB) connector. For software upgrades (see 4.7.2 Updating the
Note: The Main Station/Remote Station does not have a power switch, button or key. The
system powers up when you connect the power supply. Power up time depends on the
amount of equipment connected.
software and 4.7.6 Saving and restoring the software settings.).
Note: This connector is not present on the Remote Station.
USB 2.0 (Standard-A) connector. For software upgrades (see 4.7.2 Updating
).
Table 2-3 Key to Main Station/Remote Station front panel diagram
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HelixNet Partyline User Guide
Feature
Description
A
B
C
D
2.1.1 Main Station/Remote cha nne l keyset and display
Figure 2-2: Main Station/Remote Station (Front panel): Keyset
Key to Main Station/Remote Station front panel: Channel keyset
Display screen.
Note: If the Main Station/Remote Station remains inactive for 10 minutes, the display screens enter
screensaver mode (see 4.3.7 Setting the screensaver).
In Menu mode, the display screens display the four levels of menu. The menu
hierarchy proceeds left to right:
• The t op level menu is presented in the first screen (furthest left on the
front panel).
• The lowest level menu is presented in the fourth screen (furthest right on
the front panel).
If the display is in Menu mode, the display screen times out of Menu mode and
displays the channel label if no key is pressed for 20 seconds.
For more information about Menu mode, see 4.1 Using the Menus.
Rotary control. Turn to increase or decrease the listen volume level for the
channel, or to scroll menu items when in menu mode. To select menu items,
press the control.
Talk key. Press to talk on the channel and to all nodes (intercom devices and
systems) listening into the channel.
Call key. Press to send a call signal to all nodes (intercom devices and
systems) listening into the channel.
Table 2-4: Key to Main Station/Remote Station front panel: Key Set
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HelixNet Partyline User Guide
Main Station/Remote Station display icons and indicators
volume level
on the Main/Remote Station is pressed.
channel.
Name Icon Description
Channel label
Channel listen
Link
Broke n link
Pair
Broken pair
Signal
strength
Locked Locked
Mute
A descriptive name for the channel. The maximum length
is 10 characters.
The volume of the channel audio.
Appears on the Main Station when linking is enabled.
Appears on the Main Station when a connection to a
another Main Station is lost.
Appears on the Remote Station and Speaker Station
when it is connected properly over Ethernet.
Flashes on the Remote Station and Speaker Station
when the Ethernet connection is not configured properly.
Appears on the Remote Station, Speaker Station and
beltpack. One to five bars indicate the strength of the
signal from the Main Station.
Appears on the beltpack when you try to access the
menu while the menu has been locked at the Main
Station.
Appears on the Main Station, Remote Station and
Speaker Station when the rotary control for any channel
Opto
Relay
PGM PGM
IFB IFB
2W/4W 2W/4W
LIM LIM
Table 2-5 MainStation/Remote Station display icons and indicators
Appears on the Main Station and Remote Station close to
the Call or Talk button if it is associated with an Opto.
Appears on the Main Station and Remote Station close to
the Call or Talk button if it is associated with a Relay.
Appears on the Main St at ion, Remote Station, Speaker
Station and beltpack when a program input is assigned to
a channel.
Appears on the Main Station, Remote Station, Speaker
Station and beltpack when a program input is assigned to
a channel and IFB is enabled.
Appears on the Main Station, Remote Station and
Speaker Station when a 2W/4W input is assigned to a
Appears on the Main Station, Remote Station, Speaker
Station and beltpack when the headset limiter is enabled.
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HelixNet Partyline User Guide
2.2 HMS-4X Main Station: rear panel
Figure 2-3: HMS-4X Main Station: rear panel (including optional modules HLI-2W2 and HLI-4W2)
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HelixNet Partyline User Guide
A
B
Pin
Function
Pin
Function
Pin 13
Opto 4+
C
Pin
Function
Key to Main Station: rear panel
Feature Description
Power supply with metal cable clip. The power supply operates at 100 - 240
VAC / 50-60Hz / 250 watts / T 3.15A H 250 V.Control I/O (25 way female D-type). Use to connect up to 4 relay control
outputs and 4 optically isolated control inputs (see 4.5 Configuring the Control I/O).
Hot Mic output. This connection is a 1/4-in (0.64 cm) phone jack. It provides an
output signal from the selected headset or panel microphone. The Hot Mic
output is always live. Audio from the mic is routed through the Hot Mic output
even if the mic is inactive (off).
Tip Mic
Ring IFB mute signal
Sleeve Ground
Table 2-7: Hot Mic pin out
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HelixNet Partyline User Guide
D
E
Pin
Function
F
G
Pin
Function
Pin 2
+30V DC and Audio
H
I
J
SA [Stage Announce] line out (3-pin male XLR).
Pin Function
Pin 1 Ground
Pin 2 Positive
Pin 3 Negative
Table 2-8: SA pin out
Program Input (3-pin female XL R ).
Pin 1 Ground
Pin 2 Positive
Pin 3 Negative
Table 2-9: Program input pin out
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 2-10: Line 1 pin out
Line 2 (partyline). (3-pin male and female XLR connectors).
Pin 1 Ground
Pin 3 -30V DC and Audio
Table 2-11: Line 2 pin out
Slots for optional interface modules. For more information, see HMS-4X Main
Station rear panel: Interface modules.
Table 2-12: Key to HMS-4X Main Station rear panel diagram
Warning: 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.
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HelixNet Partyline User Guide
Pin
Function
Pin 3 for power to mixed audio channel 2 or 4
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.
2.2.1 HMS-4X Main Station r e ar pane l: Interface modules
Up to three Interface modules (of the same or different types) can be fitted to the extension
bay of the main station. When looking at the rear of the Main Station, expansion slot 1 is the
left-hand slot, expansion slot 2 is the middle slot, and expansion slot 3 is the right-hand slot.
Warning: The interface modules are not hot pluggable. Ensure that the Main Station is
powered down before inserting or removing modules.
Interface module Description
Two-wire interface
module (HLI-2W2)
This is a two channel device that enables interoperability with
Tempest
®
, CellCom® / FreeSpeak®, and HME DX210 systems, as
well as both Clear-Com and RTS analog partyline systems.
Note: This module requires a powered analog party line.
The module provides two analog partyline connectors (3 pin
female XLR connectors) with the following pin out:
1 Ground
2
Power [Option for RTS mode: power and
audio]
3 Audio
Table 2-13: two-wire Interface Module pin out
Use HelixNet main station menus to set the module for either RTS
or Clear-Com systems. If RTS mode is selected, you can set
either:
• Pin 2 for power to mixed audio channel 1 or 3
•
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HelixNet Partyline User Guide
Pin
Function
Pin
Name
Function
2
TX-
Transmit Data-
Interface module Description
Four-wire interface
module (HLI-4W2)
Ethernet interface
module (HLI-ET2)
This is a two channel device that enables interoperability with the
Eclipse
®
digital matrix system and other four-wire audio sources
such as telephone hybrids, AB-120/-100, PA (Public Address) /
SA (Stage Announce) systems. The module also enables
HelixNet-to-HelixNet connections using four-wire audio ports. Two
four-wire connectors (Ethercon type RJ45 socket) are provided
with the following pin out:
1 RS-422 data TX+
2 RS-422 data TX-
3 Audio send +
4 Audio receive +
5 Audio receive 6 Audio send 7 RS-422 data RX+
8 RS-422 data RX-
Table 2-14: four-wire interface module pin out
Enables linking of Main Stations, and connection of Remote
Stations and Speaker Stations via Ethernet. Contains Two 10/100
Mbps RJ45 EtherCON ports.
1 TX+ Trans mit Dat a+
3 RX+ Receive Data+
4 n/c Not connected
5 n/c Not connected
6 RX- Receive Data7 n/c Not connected
8 n/c Not connected
Table 2-15: Ethernet interface module pin out
Warning: Both ports are configured to bridge traffic
from one port to the other in order to work in a daisychained configuration. Spanning Tree Protocol is not
enabled on these ports, therefore do not connect
them both to the same net work.
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HelixNet Partyline User Guide
Interface module Description
Fiber interface module
(HLI-FBS)
Table 2-16: HMS-4X Main Station rear panel: Interface Modules
Enables linking of Main Stations, and connection of Remote
Stations and Speaker Stations via a fiber link. Contains two SFP
cage slots. The module is supplied with one transceiver fitted.
Any 100BASE-X SFP can be connected.
Warning: Both ports are configured to bridge traffic
from one port to the other in order to work in a daisychained configuration. Spanning Tree Protocol is not
enabled on these ports, therefore do not connect
them both to the same net work.
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HelixNet Partyline User Guide
A
B
C
E
F
G
D
H
2.3 Remote Station rear panel
Figure 2-4 HRM-4X Remote Station rear panel
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HelixNet Partyline User Guide
A
B
C
Pin
Function
Pin 2
+30V DC and Audio
D
E
F
Key to Remote Station: rear panel
Feature Description
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.
Power supply. The power input connector is a low voltage DC connection. It is
48VDC at a max power of 12.95W.
Line 1 (partyline). (3-pin male and female XLR connectors).
Pin 1 Ground
Pin 3 -30V DC and Audio
Power Over Ethernet (RJ45 connector)
Control input/output (DB9 connector)
Pin Function
Table 2-17: Line 1 pin out
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.
SA [Stage Announce] line out (3-pin femal e XLR).
Pin Function
Pin 1 Ground
Pin 2 Positive
Pin 3 Negative
Table 2-19 SA pinout
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HelixNet Partyline User Guide
G
H
Pin
Function
Key to Remote Station: rear panel
Feature Description
Program Input (3-pin m XLR).
Pin Function
Pin 1 Ground
Pin 2 Positive
Pin 3 Negative
Hot Mic output. This connection is a 1/4-in (0.64 cm) phone jack. It provides an
output signal from the selected headset or panel microphone. The Hot Mic
output is always live. Audio from the mic is routed through the Hot Mic output
even if the mic is inactive (off).
Tip Mic
Ring IFB mute signal
Sleeve Ground
Table 2-20 Program input pinout
Table 2-21: Hot Mic pin out
Table 2-22: Key to Remote Station rear panel diagram
22
HelixNet Partyline User Guide
G
H
I
C
B
D
F
A
E
2.4 Speaker Station
Figure 2-5 Speaker Station front panel
23
HelixNet Partyline User Guide
Feature
Description
A
Tilt adjustable display screen. The following default information is displayed:
4.1 Using the Menus
B
Rotary control. Turn to increase or decrease the listen volume level for the
C
Talk key. Press to talk on the channel and to all nodes (intercom devices and
D
Loudspeaker / Headphone audio level rotary control [Main]. To increase the
E
Program feed audio level rotary control [PGM]. To increase the volume of
F
Call key. Press to send a call signal to all nodes (intercom devices and
one for each of the displayed channels.
G
Headset socket (4-pin XLR–M)
Pin
Function
1
Mic ground
2
Mic positive
3
Earphone ground
4
Earphone positive
H
Headset/microphone key set. There is a keyset (set of controls) to control the
For a full description of the display screen information, see Table 2-5
MainStation/Remote Station display icons and indicators.
In Menu mode, the display screens display the four levels of menu. The menu
hierarchy proceeds left to right:
• The t op level menu is presented in the first screen (furthest left on the
front panel).
• The lowest level menu is presented in the fourth screen (furthest right on
the front panel).
If the display is in Menu mode, the display screen times out of Menu mode and
displays the channel label if no key is pressed for 20 seconds.
For more information about Menu mode, see
channel, or to scroll menu items when in menu mode. To select menu items,
push the control.
systems) listening into the channel.
volume to the loudspeaker / headphones, turn clockwise (up to 360°). To
decrease the volume, turn anticlockwise (up to 360°). As you increase or
decrease the volume, the level control LEDs pass through a range of indicator
colors. For more informat ion, see Table 2-2 : Volume Indicator colors
.
24
HelixNet Partyline User Guide
the program feed to the loudspeaker / headphones, turn clockwise (up to 360°).
To decrease the volume, turn anticlockwise (up to 360°).
systems) listening into the channel. There are two Call keys on the beltpack,
Table 2-23 : Headset socket pin out
headset/microphone inputs and menu options. See Figure 2-6 Speaker Station
keyset.
Table 2-24 Key to Speaker Station front panel
A
B
C
D
A
B
D
C
2.4.1 Speaker Station front pane l function buttons
Figure 2-6 Speaker Station keyset
Key to Speaker Station front panel function buttons
Feature Description
Mic control [ MIC ON]. Press to activate mic audio.
Shift key. Press to display two alternative channels on the Speaker Station
displays.
Menu. Press to display the Speaker Station menus in the display screens. Use
the rotary control for each display screen to scroll and select menu items.
Headset key [ HSET]. Press to activate the headset mic. When the headset is
connected, the gooseneck microphone is disconnected. Audio output to the
loudspeaker is diverted to the headphones.
Table 2-25 Key to Speaker Station front panel keyset
25
HelixNet Partyline User Guide
Digital intercom screw terminals
2.4.2 Speaker Station rear panel
26
HelixNet Partyline User Guide
A
BC
D
2.4.3 S-Mount rear panel
27
HelixNet Partyline User Guide
Feature
Description
A
Ethernet/Power over Ethernet connection (RJ45)
B
Power connection
C
Line 1 Party Line in
D
Key to S-Mount rear panel keyset
.
. (3-pin male XLR connector).
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
Pin Function
Table 2-26 Line 1 pinout
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
A
B
C
D
E
F
G
2.5 HBP-2X Beltpack
2.5.1 HBP-2X user controls (front and si de view)
Figure 2-7: HBP-2X beltpack (front and side view)
29
HelixNet Partyline User Guide
Key to HBP-2X user controls (front an d side view)
A
B
C
D
E
F
G
Table 2-5 MainStation/Remote Station display icons and indicators.
Feature Description
Keyset
Menu key. Press firmly to enter Menu mode (see also D E ). To exit Menu
mode, press the Menu key again.
The display screen times out of Menu mode and displays the channel label(s) if
no key is pressed for 20 seconds.
USB 2.0 (Micro-AB) connector. For software upgrades.
Casing. Metal casing for robust use. For information about the beltclip,
beltloops, and feet, see 2.5.3 HBP-2X beltclip, beltloops and feet (base view).
Rotary control. Turn to increase and decrease the listen volume level for the
channel.
In Menu mode, you can turn either of the side-mounted rotary controls to scroll
menu items. To select (enter) items, press the right-hand Call key (see F ).
Call key. Press to send a call signal to all nodes (intercom devices and
systems) listening into the channel. There are two Call keys on the beltpack,
one for each of the supported channels.
In Menu mode, press the right-hand Call key to select (enter) menu items (see
also A D ). Use th e left-hand Call key to go back one menu level.
Talk key. Press to talk to all nodes (intercom devices and systems) listening
into the channel. There are two Talk keys on the beltpack, one for each of the
supported channels.
Display screen. When the beltpack is not in Menu mode, the labels and
volume level for each of the two channels supported by the beltpack are
displayed on screen. For a full description of the display screen information, see
Table 2-29: Key to HBP-2X Beltpack (front and side view)
30
HelixNet Partyline User Guide
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