Advanced Bionics M Listening Check CI-5827 Mode D'emploi page 14

Carefully align the battery connector on the sound
processor with the battery connector on the M Listening
check and connect the top of the M Listening Check
module to the sound processor.
Carefully align the battery connector on the power source with
the battery connector on the M Listening check and connect
the bottom of the M Listening Check to the power source.
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