Audio-Technica ATH-ANC300TW QuietPoint Noise-Canceling True Wireless In-Ear Headphones - Manual (Page 20)

19
Troubleshooting
Problem Solution
Power is not supplied. • Charge the product.
• Charge the charging case.
• Press the multifunction buttons on the headphones to turn them on.
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.
• Place the headphones in the charging case and close the cover. Then, remove
the headphones 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,
place the headphones into the charging case (with battery level remaining for
the case) and press and hold (about 6 seconds) the multifunction button on the
R (right) side. The indicator lamps on both the L (left) and R (right) light in red.
After lighting in red, the product will switch to the “searching for devices” state
and you will be able to pair with your desired Bluetooth device.
• This product may be displayed as “R_ATH-ANC300TW”, “BLE_R_ATH-
ANC300TW”, or both in the Bluetooth device while searching. If both are
displayed, select “R_ATH-ANC300TW”. If only one is displayed, select that one.
No sound is heard / Sound is
faint. • 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 A2DP
(or audio connection).
• Disable pairing for this product and the Bluetooth device, then pair the product
with this device 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.
L (left) and R (right) are not
connected (sound does not come
out from the L (left) side or R
(right) side). • Check if there is no battery level remaining.
• Place the headphones in the charging case and close the cover. Then, remove
the headphones again.
• If they are not connecting even after trying the above, the L (left) and R (right)
may be disconnected. Use the following procedure to connect them manually
(this procedure can be performed only when the L (left) and R (right) are
disconnected).
– With the headphones and Bluetooth device disconnected, press the
multifunction buttons on both L and R (left and right) three times. The
indicator lamps on both the L and R (left and right) sides will change to
quickly flashing in pink, and after a while the indicator lamps on both the
L and R (left and right) sides will flash in red once, and then slowly flash in
white to indicate that the L (left) and R (right) are connected.