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Turning your hearing instrument
on and off
Checking the hearing instrument's performance
The LED shows whether the hearing instru-
ments work properly.
To check if sufficient battery power is available use
a battery tester or place the switched-on hearing
instruments in your closed hand and listen if it re-
sponds with feedback whistling.
Check the instrument sound regularly with a stetho-
clip, particularly if your child is not able to express
verbally if something is wrong with the hearing
instruments.
The LED shines continuously.
The hearing instruments are switched on
and sufficient battery power is available.
The LED is off.
The hearing instruments are switched off
or the battery must be replaced.
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