Phonak B90 - 1. Quick guide; Left & right hearing aid markings; On;Off; Push button

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1. Quick guide
Left & right hearing aid markings
Changing batteries
Blue marking for left
hearing aid.
Red marking for right
hearing aid.
Remove the
sticker from the
new battery
and wait two
minutes.
Left Right
Open the
battery door.
Place battery in the
battery door with the
“+” symbol facing
upwards.
1 2 3
On/O
Push button
Models with this option only:
The push button on your hearing aid
can have various functions.
OOn