Phonak Phonak Audeo B30-10, Руководство пользователя

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16. Troubleshooting
If the problem persists, contact you hearing care professional
for assistance
Causes
Dead battery
Blocked speaker/earpiece
Battery not inserted correctly
Hearing aid switched off
Hearing aid not inserted correctly
Earwax in ear canal
Volume too loud
Low battery
Speaker/earpiece blocked
Volume too low
Hearing has changed
Indication for low battery
Moisture on battery or
hearing aid
Problem
Hearing aid not functioning
Hearing aid whistles
Hearing aid not loud enough
or distorted
Hearing aid plays two beeps
Hearing aid switches on & off
(intermittent)