User manual

29
• Make sure the Hearing Aid is ON.
The Volume Dial should be set
above the number one (1).
• Reposition the AIR Tubing and
Ear Dome in your ear canal.
• Turn Hearing Aid OFF
completely. Open then close
Battery Compartment, wait
45 seconds, and turn
Hearing Aid back ON.
• Check the battery contacts
for corrosion.
• Rotate the Volume Dial
(on/off switch) back and forth,
in case dust or lint has collected
in the controls.
• Make sure battery is inserted
correctly and Battery Compartment
is completely closed.
• Make sure battery is fresh.
If there is any doubt, replace
with new battery following the
Procedure on page 23.
3. Instrument has a weak or no sound.