How to replace the battery (size 13)
1. Remove
Fully open the
battery drawer.
Remove the battery.
18
About
Start-up
2. Uncover
Remove the sticky
label from the
of the new battery.
Tip:
Wait 2 minutes so that
the battery can draw
air, to ensure optimal
functioning.
Handling Options Tinnitus Warnings More info
3. Insert
Insert the new
+
side
battery into the
battery drawer.
Insert it from above,
NOT from the side.
Make sure the + side
is facing up.