Philips HearLink Series User Manual page 45

Solutions
Replace the battery
Clean sound outlet* or replace the wax filter
Clean microphone inlet* or replace filter
(T-Cap or O-Cap)
Un-mute the hearing aid microphone
Clean sound outlet or replace the wax filter
Wipe battery and hearing aid with a dry cloth
Replace the battery
Re-insert the hearing aid
Have ear canal examined by your doctor
* According to guideline in this booklet
If none of the above solutions work, consult
your hearing care professional for assistance.
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