Left And Right Hearing Aid Markings; On/O - Sonova Phonak Audeo L-312 User Manual

3. Left and right hearing aid markings

There is a red or blue marking on the back of the hearing
aid and on the speaker. This will tell you if it is a left or a
right hearing aid.
Blue marking for
left hearing aid.
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Red marking for
right hearing aid.

4. On/O

The battery door is also the on/o switch.
1.
Closed battery door =
hearing aid is on
2.
Open battery door =
hearing aid is o
When you switch on the hearing aid you may hear a
start-up melody.
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