oticon Sumo 20DM User manual

BTE
USER INSTRUCTIONAL BROCHURE

Congratulations on your digital hearing instruments.
They represent some of the most advanced technology
currently available in hearing care. Carefully follow
these instructions when using and maintaining them.
They will help you fully realize their benefits and
ensure their continued high performance.
Important notice
Please familiarize yourself with the entire
contents of this booklet before using your hearing
instruments. It contains various statements,
instructions and important information about the
use and handling of your hearing instruments and
batteries.
Contents
Instrument view 4
Turning your hearing instrument on 5
Turning your hearing instrument off 5
Inserting your hearing instrument 6
Function switch 8
Telecoil 10
Volume Control 11
Changing batteries 12
Tamper-resistant battery door (optional) 14
Extended communication 15
Mounting of accessories 15
Ear-level FM systems 16
Dedicated receiver for Lexis FM 17
DirectAudio Input (DAI) 18
Adjustment of DAI 19
Audible and visible status indicators 20
Daily care of your hearing instruments 22
Using your hearing instruments 25
Common problems and their solutions 30
International warranty 32
Service 32

BTE – Instrument view
Microphone
opening
Sound hook
Plastic tube
Sound outlet
Ventilation
opening
Earmold
Battery door
on/off
Volume
control
on/off
Turning your instruments ON
When turning your instrument ON make sure:
1) The battery door is closed.
2) The volume control is turned up.
3) The function switch is set to a
microphone program.
When the instrument is turned on you will hear a series
of beeps indicating which program is active, and that
the battery is working.
The LED will flash to indicate the instrument is on, or
light up permanently depending on configuration.
Turning your instruments OFF
When turning your instrument OFF you can use one of
the following options:
1) Turn the volume control down until it clicks.
2) Set the function switch to OFF if it has been
programmed with an OFF position.
3) Open the battery door slightly.
To preserve the battery, make sure your hearing
instrument is switched off when you are not wearing it.
Battery size:675
Function
switch: 1 2 3
4 5
Visual
status
indicator
(LED)

Inserting your hearing instrument
• Your hearing instruments
may have a right/left-
identification. Red=Right,
Blue=Left
• Turn off the hearing
instrument.
• Hold the plastic tube as
shown.
• Place the tip of the earmold
in your ear canal, twisting
slightly, making sure that
the top part of the earmold
(A) is pushed behind and
under the fold (B) of your
ear.
• Gently pull down your
earlobe and press the
earmold in the direction
of the ear canal.
• With the earmold correctly
positioned, slide the hearing
instrument over the top of your
ear to rest behind it.
• Turn on the hearing instrument
and adjust the volume control
until you hear the beeps
indicating the preferred
volume control level. This
feature is optional and may be
disengaged by your hearing
care professional.
6 7
AB

Function switch
Your hearing aid has a 3-position switch for switching
between different programs.
• When you switch between different programs, your
hearing instrument will beep.
• Operate the function switch to change programs.
The number of beeps will indicate which program
you are using if beeps are enabled.
Your hearing instrument can have up to three different
programs.
Please note that one program may be programmed as
an off position. (Optional)
One beep, when you switch to program 1
Two beeps, when you switch to program 2
Three beeps, when you switch to program 3
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Below you can see a description of the programs
available in your hearing instrument.
(HEARING CARE PROFESSIONAL TO COMPLETE)
Program 1
Program 2
program 3
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