9. 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 playing music)
Can't use hands-free operation.
Communication distance is short, sound
is garbled.
Remedy
Recharge the wireless headphones.
Confirm that computer's power is ON.
Confirm that computer is not in power-sav-
ing mode.
Confirm that accessory micro-USB cable
is securely connected to both the wireless
headphones and the computer.
Place the wireless headphones and
Bluetooth device closely together when
performing pairing.
Confirm that power is turned on for both
wireless headphones and Bluetooth device.
Confirm that Bluetooth function is turned
ON in the device you are connecting to.
Confirm that power is turned on for both
wireless headphones and Bluetooth device.
Confirm that connection with Bluetooth
device is set for profile A2DP.
Confirm that the connected music play-
back device is set for PLAY.
Confirm that sound volume controls on
both wireless headphones and music play-
back device are set to appropriate levels.
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 headphones 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).
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.
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En