Phonak Dynamic SoundField User Manual page 60

Most probable cause
The battery is empty.
The microphone has not
been positioned properly.
DynaMic's antenna or cap
are partially covered.
The colored rings are
covering the acoustic
openings.
DynaMic is muted.
Solution
Charge DynaMic for at
least two hours.
Move DynaMic closer to
the speaker's mouth.
Uncover DynaMic's
antenna and cap.
Move DynaMic's colored
rings off these openings.
Check DynaMic is not
muted.
Make sure DynaMic is
turned ON. Then reset it
using the RESET button.
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