13
Troubleshooting
Problem
Solution
Power is not supplied.
• Charge the product.
Unable to pair.
• Confirm that the Bluetooth device communicates using Ver. 2.1+EDR or higher.
• Place the product and the Bluetooth device within 1 m (3.3') of each other.
• Set the profiles for the Bluetooth device. For procedures on how to set profiles,
refer to the Bluetooth device’s user manual.
• Remove the pairing information for the Bluetooth device then pair the product
with this device again.
• When switching to a Bluetooth device, you may not be able to pair because the
previously connected Bluetooth device cannot be disconnected. In such cases,
press and hold (about 6 seconds) the volume buttons (+/-). The product will
switch to the “searching for devices” state and you will be able to pair with your
desired Bluetooth device.
No sound is heard / Sound is
faint.
• Turn on the power of the product and the Bluetooth device.
• Turn up the volume of the product and the Bluetooth device.
• Confirm that the product and Bluetooth device are connected via A2DP (or audio
device).
• Unpair the product and Bluetooth device, and then pair them again.
• Move away from obstacles between the product and the Bluetooth device, such
as people, metal or walls, and place the product and device closer together.
• Switch the sound output of the Bluetooth device to the product.
Sound is distorted / Noise is
heard / Sound cuts out.
• Turn down the volume of the product and the Bluetooth device.
• 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.4).
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 of the product and the Bluetooth device.
• Confirm that the product and Bluetooth device are connected via HFP/HSP (or
phone connection).
• Unpair the product and Bluetooth device, and then pair them again.
• Switch the sound output of the Bluetooth device to the product.
The product cannot be charged.
• Securely connect the included USB charging cable and charge the product.
• When charging the product, charge it in a well-ventilated place (10 to 35 °C)
away from direct sunlight.
• 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.10) under “Using the
product”.
