24
About
Getting started
Daily Use Options Tinnitus Warnings More info
How to replace the battery
(size 312)
(MNB T only)
2. Uncover
3. Insert
Fully open the
battery drawer.
Remove the battery.
Remove the sticky
label from the
+
side
of the new battery.
Tip:
Wait 2 minutes so that
the battery can draw
air, to ensure optimal
functioning.
Insert the new battery
into the battery drawer.
Insert it from above,
NOT from the side.
Make sure the + side
is facing up.
1. Remove