User's Manual

第 -
10
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(1) Due to improper operation or long-term blocking of the
headphone signal, resulting in a headphone without sound, please
try to move to the range of acceptable signals to restore normal.
the equipment in an environment where the temperature is too
high(above 45 degrees Celsius) or too low(below 0 degrees Celsius).
Because it can cause serious damage to the equipment.
Operation exception handling method:
(2) If the failure is caused by unknown reasons, the ear machinewill
be rebooted for use.
(3) If the replacement of a single product or misoperation causes
the main and secondary headphones to be disconnected, the left
and right headphones will be repaired.
(4) If the headset is connected to the mobile phone and the song is
soundless, please turn to the Bluetooth setting of the mobile phone
to find the name of the connected headset. If it is connected, click
the headphone name again.
(5) If two headsets are paired and the phone is connected, the
headset is not sound after answering the phone. You need to check
the audio output of the phone. You must select the Bluetooth
matching name corresponding to the headset before you can make
a Bluetooth call.