oticon Opn Series Instructions For Use Manual page 9

Turn hearing aid ON and OFF
The battery drawer is used to switch the hearing aid on and off.
To save battery life, make sure your hearing aid is switched off
when you are not wearing it. If you wish to return to the standard
settings of the hearing aid, simply open and close the battery
drawer (quick reset).
Turn ON
Close the
battery
drawer with
the battery
in place.
16 About Start-up Handling Options Tinnitus Warnings More info
Turn OFF
Open the
battery drawer.
When to replace the battery
When it is time to replace the battery, you will hear three tones
repeated in moderate intervals until the battery runs out.
Three alternate tones*
= The battery is running low
Battery tip
To make sure the hearing aid is always working, bring spare
batteries with you, or replace the battery before you leave home.
Optional LED
Continuous red flashes indicate low battery.
Note: Batteries need to be replaced more often if you are streaming to your hearing aid.
* Bluetooth® will be turned off and it will not be possible to use wireless accessories.
Four descending tones
= The battery has run out
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