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25 Troubleshooting guide
SYMPTOM CAUSE
Feedback, “whistling”
Is your earmold or dome inserted correctly?
Is the plastic tube or the earmold clogged or broken?
Replace or visit your hearing care professional.
Are you holding an object (e.g. a hat, a telephone receiver) close to a
hearing aid?
Move your hand away to create more space between the hearing aid and the object.
No sound
Is the hearing aid turned on?
Is the hearing aid in telecoil mode?
Switch to the microphone program.
Is there a battery in the hearing aid?
Is the battery still good?
Is the plastic tube or the earmold clogged or broken?
Clean it or replace with a new one.
Visit your hearing care professional.
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