30
SYMPTOM
CAUSE
TROUBLESHOOTING GUIDE
Feedback, ’whistling’
No sound
Sound is distorted,
spluttering or weak
Battery drains very
quickly
Is your earmould inserted correctly?
Is the volume very loud?
Is the plastic tube or the earmould
clogged or broken?
Are you holding your hand or an object
(e.g. a hat) too close to an instrument?
Is you ear full of wax?
Is the instrument switched on?
Is the instrument switched on the
telecoil program?
Is there a battery in the instrument?
Is the battery still good?
Is the plastic tube or the earmould
clogged or broken?
Is you ear full of wax?
Is the battery dead?
Is the battery dirty?
Is the plastic tube or the earmold
clogged or broken?
Did your instrument get moist?
Did you leave your hearing
instrument switched on at night?
Is the battery old?