• Excessive earwax and improperly sized
instruments can cause whistling. Contact
your hearing healthcare provider.
Sound is Distorted or Unclear:
• Replace the battery.
• Microphone Grill may be dirty.
• Hearing instruments may have a poor
battery contact or may not be
programmed properly. Return to your
hearing healthcare provider.
Intermittent Sound:
• Replace the battery.
• Ensure that there is no wax or debris in
the sound channel.
• Hearing instruments may have a poor
battery contact. Return to your hearing
healthcare provider.
Too Much Bass:
• Hearing instruments may need
reprogramming. Return to your hearing
healthcare provider.
Static Noise:
• Replace the battery.
• If you are near an electromagnetic field
(i.e. near a computer screen or fluorescent
lights), step away to see if the static clears.
• Hearing instruments may have a poor
battery contact. Return to your hearing
healthcare provider.
18
t r o u b l e s h o o t i n g
g u i d e l i n e s
No Sound:
• Ensure that hearing instruments are turned on.
• Replace the battery.
• Ensure that there is no wax or debris in the
sound tube.
• Microphone Grill may be dirty.
• Rotate iScroll volume control to increase
volume
Not loud enough:
• Replace the battery.
• Ensure that there is no wax or debris in the
sound tube.
• Ensure that hearing instruments are placed
up, behind the ear and the dome (ear bud)
is placed properly into the ear canal.
• Microphone Grill may be dirty.
• Excessive earwax can prevent sound from
entering the ear. Contact your physician or
hearing healthcare provider.
• Changes in your hearing loss can affect how
you hear with a hearing aid. Contact your
hearing healthcare provider if you suspect
any change in your hearing status.
Whistling/Feedback:
• Ensure that hearing instruments are properly
placed up, behind the ear and the dome (ear
bud) is put into the ear canal.
17
flx manual 3/6/09 3:56 PM Page 23
