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22
What if...
...you change the position of this control/switch?
...you hear acoustic signals or warning signals?
Control/switch Function Page
Volume control 2
on the receiver
Reduces or increases the
volume of the receiver.
16
Balance control 4
on the receiver
Increases the volume for the
left or the right ear.
17
Mono/stereo slide
switch F on the
transmitter
Sets the transmitter to mono
or stereo operation.
17
Treble adjust-
ment control G
on the transmitter
Treble adjustment is only to
be made by a hearing aid
technician / an expert.
28
Acoustic signal Meaning
3 ascending beeps
The receiver has just
been switched on.
2 descending beeps
The receiver has just
been switched off.
1 acknowledgement
beep
The channel search
button has been
pressed once briefly.
The channel search
button has been
pressed for
5 seconds.
1
–
2
short beeps
The receiver is set to
channel 1 or 2.