Comfort audio DC20 Manuel utilisateur
1
User Manual
Conference Microphone
DC-20
English
2
User Manual
Table of Contents Page
Introduction to the Comfort Digisystem 3
Functions of the Conference Microphone DC-20 4
Functions - Charging stand 5
Functions - Telelink 6
Getting Started 7
First Time Use 8
Menu 10
More Functions 18
Radio Range and Channels 26
Attached Accessories 27
Other original Accessories 27
Trouble Shooting 28
Service and Warranty 30
Technical Data 30
Important Safety Instructions 31
3
Introduction to the Comfort Digisystem
Thank you for choosing Comfort Digisystem.
The products are easy to use, whether you use a hearing
aid or not.
Before using the product, please read this User Manual
carefully.
Using the Conference Microphone DC-20 combined
transmitter and receiver, the signal is transferred digit-
ally, resulting in an excellent, interference-free sound.
Comfort Digisystem is tted with SecureStream
Technology – a type of digital technology allowing eaves-
drop-secure radio transfer in real time.
Presenting the Conference Microphone DC-20
The Conference Microphone DC-20 is an advanced micro-
phone offering the option of setting the size and shape of
the sound registering area. It can be wirelessly connected
to two telephones via Bluetooth (mobile/portable, etc.)
as well as to a landline using the original Telelink acces-
sories. The DC-20 is also equipped with a built-in receiver
which allows you to build a system of several cordless
microphones from the Digisystem series.
PSE (Perceptual Speech Enhancement)
The Conference Microphone DC-20 is equipped with
high-power sound processing that is used in the two omni
modes (omnidirectional). The method is based on empha-
sising meaningful parts of speech. Please visit our web-
site for more information on how this technology works.
SecureS t ream
Technology
4
Functions of the Conference Microphone DC-20
On / Off Function indicator
Mode selector
OFF button for built-in
microphones
OFF button for built-in
receiver
Answering button
for Bluetooth
Pairing button
Menu control/
volume control for Bluetooth
Charging socket Mic/line in
Multifunction socket
5
Functions - Charging stand
USB-socket
(for service)
Multifunction
socket
Charging
socket
Mic in
Line in
6
Functions - Telelink
USB-socket
(for service)
Multifunction
socket
Charging
socket
Mic/Line in
Telelink
connection
Standby indicator
(green)
Telephone mode
indicator (blue)
Standby/telephone button
Function selector for
Mic/Line input
7
Getting Started
Charging
The Conference Microphone DC-20 is chargeable. Charge
the DC-20 at least ve hours before you use it for the rst
time. An empty battery is fully charged within ve hours.
During charging, the function indicator shows red and a
lightning bolt appears through the battery symbol in the
display. Once the battery symbol is lled with green col-
umns, the unit is fully charged and switches to automatic
oat charging.
A fully charged battery has an operating time of up to
eight hours. Battery lifetime is up to ve years. You must
not change the battery yourself; please contact your point
of purchase.
Please note:
Only use the charger
supplied by Comfort Audio AB.
Connecting a charger to the
Conference Microphone DC-20
8
First Time Use
Switch on the transmitter by pressing the On/Off button
for around two seconds.
The Conference Microphone DC-20 always starts in Omni
Mode Wide as default. The position is easily changed us-
ing the mode selector on the long side of the unit.
The various sound reception positions are located in the
following order:
- Zoom
- Omni – Narrow
- Omni – Wide
(default position)
- Music
9
OFF button for built-in microphones
This button can be used to switch off the built-in micro-
phones. An indicator is shown on the display.
OFF button for built-in receiver
Used to switch off the built-in receiver. See the “Built-in
receiver” section. An indicator is shown on the display.
Please note: The receiver level on the built-in receiver
is set to 0 (zero) on delivery. See the “Built-in receiver”
section.
Other functions are explained later in this manual.
10
Menu
Menu control
Three different selections can be made:
To access the menu, press the menu control:
Back
Communication
Channel
Pairing
Bluetooth
Sound
reble and Bass
Equalizer
Advanced settings
Anslutningar
Mic/Line in
Charger unit
Telelink
Receiver gain
Settings
Auto power off
Language
Key lock
Name
Factory reset
Activate key lock
About
Scroll up
Press/select
Scroll down
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