User Manual

22
Troubleshooting
Problem Solution
Sound is distorted / Noise is
heard / Sound cuts out.
• Turn down the volume.
• Keep this product away from devices that emit radio waves such as microwaves
and wireless routers.
• Keep this product away from TVs, radios, and devices with built-in tuners. These
devices can also be affected by the product.
• Turn off the equalizer settings of the Bluetooth device.
• Remove obstacles between the product and the Bluetooth device and place them
closer together.
For details, please refer to "For a more comfortable Bluetooth®
communication experience" .(p.5)
• You may be able to improve the connection status by switching the connection
codec to SBC. If you are using a connected device such as a smartphone or audio
player that can change the connection codec, you may be able to set to SBC on
that connected device. For details about the setting procedure, refer to the user
manual of your connected device.
• Refer to “Turning SBC priority connection mode on or off” (p.14) and change
the connection code to SBC.
Cannot hear the voice of the caller /
Voice of the caller is too quiet.
• Turn on the power of the product and the Bluetooth device.
• Turn up the volume.
• Make sure that this product and Bluetooth device are connected by the HFP/HSP
(or call connection).
• Disable pairing for this product and the Bluetooth device, then pair the product
with this device again.
• Switch the sound output of the Bluetooth device to this product.
The charging case cannot be charged. • Securely connect the included USB charging cable and charge the product.
Headphones cannot be charged. • Make sure that the product is placed in the charging case correctly.
• Charge the charging case.
• Wipe dirt off the charging terminal with a dry cloth.
The ear detection does not work. • Check if the ear detection is on. It is turned off at the time of purchase.
• Wear the headphones properly on your ears.
• After removing the headphones from the charging case, check that the indicator
lamps on the headphones are flashing (ready to use) before wearing them. The
ear detection may not work correctly if the headphones are worn while the
indicator lamps are not flashing.
• For details about how to operate your Bluetooth device, refer to the device’s user manual.
• If the problem still remains, reset the product. To reset the product, refer to “Reset function” (p.17) under “Using the product”.