Advanced Bionics Naida CI M30 Mode D'emploi page 20

Gently press the tool in the hole, pushing the pin out the
other side.
The pin does not need to be removed from the sound
processor. As long as the tool is pushed in flush on one
side of the sound processor, the pin should be displaced
enough to adequately remove the earhook. Remove the tool
from the sound processor. Gently grasp the earhook at the
top near where it connects with the sound processor and
pull forward until it is separated from the sound processor.
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