Specifications

25
• Make sure battery is inserted
correctly and battery door is
completely closed.
• Make sure battery is fresh. If
there is any doubt, try a new one
(remember to remove the sticky
ap on the battery surface).
• Make sure the volume control is
on. (volume dial should be set
above the number 1).
• Check the battery contacts
for corrosion.
• Reposition the hearing aid tubing/
dome in your ear canal.
2. Instrument has a weak or no sound
• Check for any cracks in the
tubing or the earhook. For
optimal performance, the hearing
aid domes should be changed
every 3-6 months.
• Lower the volume if it is set too
high, and try using a non-vented
dome.