Advanced Bionics Sky CI M90 Mode D'emploi page 20

Removing the M T-Mic cover
Grasp the end of the M T-Mic where the T-Mic cover is located, in one
hand. Firmly hold the M T-Mic microphone portion in the other hand.
Turn the hand holding the T-Mic cover to slowly unscrew the T-Mic cover
from the M T-Mic. Continue turning until the T-Mic cover separates from
the M T-Mic.
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