Problem
Possible cause
Solution
The hearing aids
do not respond
with a correspond-
ing change in vol-
ume or program to
the device
a.
The device is used
beyond the trans-
mission range
b.
Strong electro-
magnetic interfer-
ence in the vicinity
c.
The device and the
hearing aids are
not matched
a.
Move the device
closer to the hearing
aids
b.
Move away from
known source of EM
interference
c.
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