NOTE: If the orange o-ring is missing from the base of the post on your processor,
contact AB Customer Service for a replacement. The earhooks may rotate excessively
without the o-ring.
Understanding Harmony Light Emitting Diode (LED)
The LED is a programmable feature providing visual information about system status,
battery life, program position, and sound processor error conditions. The LED is located
above the dial and can be programmed to provide the information that follows.
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