10. Troubleshooting
Problem
Power won't turn on.
The batteries will not charge.
Can't perform pairing.
Can't perform Bluetooth
connection.
No sound. (When playing
music)
Sound is distorted. (When play-
ing music)
Can't use hands-free operation.
Remedy
Recharge the wireless headphones.
Confirm that the earphones are placed in the
charging case properly.
Be sure to use the included TYPE-C USB cable.
Confirm that computer's power is ON.
Confirm that computer is not in power-saving
mode.
Confirm that accessory TYPE-C USB cable is
securely connected to both the charging case
and the computer.
Place the wireless earphones and Bluetooth
device closely together when performing pairing.
Confirm that left side and right side earphones'
and paired device's power is turned on.
Confirm that Bluetooth function is turned ON in
the device you are connecting to.
Confirm that left side and right side earphones'
and paired device's power is turned on.
Confirm that connection with Bluetooth device is
set for profile A2DP.
Confirm that the connected music playback
device is set for PLAY.
Confirm that the volume is not set low on the
paired device.
Check that no other devices utilizing the 2.4 GHz
wavelength (including microwave ovens, wireless
radios, etc.) are nearby, and that no obstructions
block the signal path.
Confirm that wireless earphones and Bluetooth
device are connected using the profile HFP or
HSP.
If connection to the Bluetooth device is in profile
A2DP, it may be necessary to change connection
profiles (depending on the specifications of the
Bluetooth device).
Problem
Communication distance is
short, sound is garbled.
Can't use the voice assistant
function.
10
En
Remedy
Check that no other devices utilizing the 2.4 GHz
wavelength (including microwave ovens, wireless
radios, etc.) are nearby, and that no obstructions
block the signal path.
Confirm that the settings of the paired Bluetooth
device are set correctly.