Troubleshooting
27
Problem Possible solution
Sound is weak Replace empty battery.
Clean dome/ receiver mold.
Exchange microphone cover.
Increase volume.
Hearing instrument emits
whistling sounds
Reinsert dome/receiver mold
until it fi ts securely.
Decrease volume.
Clean dome/receiver mold.
Sound is distorted Decrease volume.
Replace empty battery.
Clean dome/receiver mold.
Hearing instrument emits
signal tones
Gently close battey compart-
ment completely.
Replace empty battery.
Hearing instrument does
not work.
Turn hearing instrument on.
Gently close battery compart-
ment completely.
Replace empty battery.
Make sure battery is inserted
correctly.
Power-on delay is active. Wait
18 seconds and check again.