Siemens Nitro micon BTE User Manual page 16

Locking / Unlocking the battery compartment
To lock or unlock the battery compartment,
a special tool is required. Your Hearing Care
Professional will lock or unlock the battery
compartment for you.
The following instructions are for your Hearing
Care Professional only.
The position of the locking bar in the battery
compartment indicates whether the battery compartment
is locked.
The upper image shows an unlocked battery
compartment. To lock it, the Hearing Care
Professional has to remove the highlighted
part.
The lower image shows a locked battery
compartment. To unlock it, the Hearing
Care Professional has to install a child lock
disabler.
16 Batteries