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Incorrect orientation
Hearing aids
whistling in the
charger
Charger battery depleted
Poor contact between
After the hearing
hearing aid and charging
case
aid is connected,
the hearing aid
Hearing aid reverse
indicator is not lit
[Fault self-check]
Possible Causes
project
The button time is too
short to start
Battery fully discharged
Hearing aid has
no sound
Plugging out the mouth
or microphone
Ensure the USB cable is connected
to the Charging Case plugged into
power. The Case power status
lights will flash orange to indicate
charging.
Reposition your hearing aids in their
slots, ensuring the contact points
are touching the charge points in
the case.
Reinsert the hearing aid into the
charging case
Check to see if the hearing aid is
reversed
Solution
Long press the "Multi-function
button" for 3 seconds, restart
Connect the hearing aid to the
charging case for charging
Clean the sound port or
microphone port
-25-
Low battery
The voice is very
Volume is set too low
weak and unclear
Ear Domes are too loose
Hearing aid plays
Indication for low battery
notification sound
Hearing aid not inserted
correctly into charger
Indicator light on
hearing aid does
Charger not connected to
not light up when
power source
hearing aid placed
in charging inserts
Battery fully discharged
Hearing aid failure self-checking table
[Fault self-check]
Possible Causes
project
Poor contact between
After the hearing
hearing aid and charging
aid is connected,
case
the hearing aid
Hearing aid reverse
indicator is not lit
Connect the hearing aid to the
charging case for charging
Connect the hearing aid to the
charging case for charging
Clean the sound port or
microphone port
Charge hearing aid
Insert hearing aid correctly into
charger
Connect charger to external power
supply
Wait three hours after placing
hearing aid in charger, regardless
of LED behavior
Solution
Reinsert the hearing aid into the
charging case
Check to see if the hearing aid
is reversed
-26-
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