40 41
Cause Possible remedy
Issue: mobile phone calls not being heard through
hearing aid
Hearing aid is in flight
mode
Turn hearing aid o and back
on again
Hearing aid is not paired
to the phone
Pair your hearing aid to your
mobile phone (again)
Issue: indicator lights on the hearing aids are solid
red while in charger
Hearing aids are out
of their operating
temperature range
Ensure the hearing aids
are within the operating
temperature range of
+5° to +40° Celsius
(41° to 104° Fahrenheit)
Cause Possible remedy
Issue: not clear, distorted
Poorly tting custom
molds/domes
Consult your hearing care
professional
Custom molds/domes
blocked with ear wax
Clean custom molds/domes.
See “Cleaning your hearing
aids.” Consult your hearing
care professional
Low battery Place hearing aids in
powered charger
Plugged microphones Consult your hearing care
professional
Issue: custom molds/domes falling out of ear
Poorly tting custom
molds/domes
Consult your hearing care
professional
Custom molds/domes
not inserted properly
See “3. Putting your hearing
aids on your ears.” Remove
and reinsert carefully
Issue: low volume on landline telephone
Telephone not
positioned properly
Move telephone receiver
around ear for clearer signal
Hearing aids require
adjustment
Consult your hearing care
professional
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