Operation Manual

18
Troubleshooting Guide
SYMPTOM CAUSE POSSIBLE REMEDY
No sound • Not turned on
• Low/dead battery
• Poor battery contact
• Battery upside down
• Hearing instruments
blocked with ear wax
Not loud • Low volume
enough
• Low battery
• Hearing instruments
not inserted properly
• Change in hearing
• Hearing instruments
blocked with ear wax
Intermittent • Low battery
• Dirty battery contact
One long beep • Low battery
• Turn on
• Replace battery
• Consult your hearing
healthcare professional
• Insert battery plus (+) side up
• Refer to the section “Cleaning
Your Unison Hearing
Instruments”. Consult your
hearing healthcare professional.
• Turn up volume; see hearing
healthcare professional for
models without a manual volume
control or if problem persists.
• Replace battery
• Reinsert carefully
• Consult your hearing
healthcare professional
• Refer to the section “Cleaning
Your Unison Hearing
Instruments”. Consult your hear-
ing healthcare professional.
• Replace battery
• Consult your hearing
healthcare professional
• Replace battery