Sennheiser Set 840 Headphones User Manual


 
21
What if ...
... you press this button?
Button Function Page
Channel search
button
4 on
the receiver
Searches for the sound
source or a different channel
14
“Speech
intelligibility”
button
A on
the transmitter
Selects one of the possible
settings in order to
individually enhance the
speech intelligibility
17
... you change the position of this control/switch?
Control/switch Function Page
Volume control 2
on the receiver
Reduces or increases the
volume of the receiver
14
Balance control 3
on the receiver
Increases the volume for
the left or the right ear
16
Channel selector
switch
F on the
transmitter
Selects a different
transmission channel
15
ST/MO switch D
on the transmitter
Sets the transmitter to
mono or stereo operation
16
Treble adjustment
control
E on the
transmitter
Treble adjustment is only
to be made by a hearing
aid technician / an expert
26