27
Problem
Possible cause
Solution
The hearing
aids do not
respond with
a correspond-
ing change in
volume or
program to
the DEX
a. The DEX is used
beyond the trans-
mission range
b. Strong electro-
magnetic interfe-
rence in the vicin-
ity
c. The DEX and the
CLEAR hearing
aids are not
matched
a. Move the DEX closer
to the CLEAR hearing
aids
b. Move away from
known source of EM
interference
c. Check with your
hearing care profes-
sional to make sure
DEX is matched with
CLEAR hearing aids
You hear
“inter rupted”
speech (on
and off) from
the hearing
aids or no
speech (mut-
ed) from the
transmitting
ear.
a. The battery in one
of the hearing aids
has expired
b. Strong electro-
magnetic interfer-
ence in the vicin-
ity
a. Replace battery in
one or both hearing
aids
b. Move away from
known sources of in-
terference
