Etymotic The BEAN® Quiet Sound Amplifier® - Manual (Page 14)

TROUBLESHOOTING
English
13
Problem: No sound.
What to do:
• Check to see if QSA is turned on (battery door closed).
• Clean the eartip and the end of the QSA.
• Try a fresh battery.
• Replace the filter.
Problem: Sound is not loud enough
What to do:
• Try the H (high) setting for more amplification.
• Clean the eartip and the end of the QSA.
• Replace the filter.
Problem: “My voice sounds hollow” or “There is an echo in my voice.”
What to do:
You may be experiencing the occlusion effect. See p.9.
Make sure the eartip seals deeply in the ear. You may need
to try an eartip with a long stem.