Problem
Possible cause
Fluctua-
Restart required
tions in
perfor-
mance
Tube/earplug blocked Remove coarse impurities from ear-
Solutions
Switch off hearing amplifiers using the
bottom control buttons and place them
in the charger. Remove them after a
few seconds and switch the hearing
amplifiers on again.
plug and front end of the tube with the
cleaning brush. Remove earplug and
rinse with running water.
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