User Guide

NETNode Operations Guide
Commercial in
Confidence
IP Mesh Systems
000-130
R1.8 2015-07-24
Commercial in
Confidence
Page 2-18
Serial
Part
Description
1
First NETNode
Configured to operate with headset.
2
CA0589 Headset
cable
Amphenol 22-way plug (pins) to
3.5mm plug 3 Pole (socket) audio in and
3.5mm plug 3 Pole (socket) audio out.
3
Inline TRS Plug
Marked IN
This is where you connect your headset microphone
plug.
Note: Microphone power is on the audio connectors
at approximately 3V (applicable for Electret
microphones)
4
Inline TRS Plug
Marked OUT
This is where you connect your headphone plug.
5
Microphone Plug
Usually pink in colour.
6
Headphone Plug
Usually green in colour.
7
Domestic Headset
As used with domestic computer applications like
Skype.
8
Second NETNode
Configured to operate with headset.
9
CA0589 Headset
cable
Amphenol 22-way plug (pins) to
3.5mm plug 3 Pole (socket) audio in and
3.5mm plug 3 Pole (socket) audio out.
10
Domestic Headset
As used with domestic computer applications like
Skype. Connect the same as the first NETNode.
Table 2-1 – Using Talkback
Step 2: Configure the NETNode to operate with Talkback
1. Connect your PC to the NETNode and log on
2. Navigate to the Configuration tab
3. In the Audio pane, set the Mode drop-down box to Internal
4. Adjust the Microphone Gain, Headphone Gain and Mute level to suit your
environment. The mute level must be set at a high enough level so that only speech (and
not ambient noise) is allowed through.
5. Click the Apply button.
6. Repeat on each NETNode that has a headset attached.