Troubleshooting Table
24
Possible cause
The WonderOne does not come on.
The WonderOne does not fit well in your ear.
You hear faint, muffled, or intermittent sound.
The battery is not
installed,too low, or dead.
The batteries are installed
incorrectly.
Reinstall the batteries with
the + side up.
The battety compartment
is not fully closed.
Press the battery compartment
in so it is completely shut.
The dome is blocked with
debris or earwax.
The hearing aid is
damaged.
The ear dome fits poorly.
The battery is low.
The WonderOne is not
inserted in ear properly.
The WonderOne is damp.
Debris or wax blocks the
microphone.
Replace the batteries.
Adjust the WonderOne. See
page 13.
Let the hearing aid dry out.
Clean the microphone with a
brush and dry cloth.
Choose a different dome more
appropriate for your ear. See
page 7.
Replace the dome and earwax
guard as shown page 21.
Contact the customer service
center.
Replace the batteries.
Possible solution