Cause
Issue: Not clear, distorted
Poorly fitting hearing
aids
Hearing aids blocked
with ear wax
Low battery
Issue: low volume on landline telephone
Low volume
Telephone not
positioned properly
Hearing aid requires
adjustment
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Possible remedy
Consult your hearing
healthcare professional
See "Care and maintenance"
Consult your hearing
healthcare professional
Replace battery
Turn up volume
Move telephone receiver
around ear for clearer signal.
Consult your hearing
healthcare professional
Cause
Issue: mobile phone calls not being heard through
hearing aids (Insera B-312 hearing aids)
Hearing aids are in flight
mode
Hearing aids are not
paired to the phone
For any problems not listed in the guide, contact your
hearing care professional.
Possible remedy
Exit flight mode: open
battery door, then close
battery door
Pair your hearing aids to
your mobile phone (again)
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