> When in Trouble > Troubleshooting

Troubleshooting

Main Unit

Symptom

Action

Unable to pair

Place both headsets into the charging case, wait for the indicator light to turn off or turn red, followed by taking out the headsets again.

When pairing, make sure the BLUETOOTH device is within 1 m of this unit.

Operate the BLUETOOTH device to connect.

Turn on the BLUETOOTH device and enable pairing.

Delete the pairing information on the BLUETOOTH device and perform pairing again. Pairing (Registering a device)

Perform operations after setting the BLUETOOTH function of the connected device to OFF and then to ON again.

Perform operations after turning off the connected device and on again.

Refer to the page on connection. Pairing (Registering a device)

Check whether the System is connected to another device. Turn off the BLUETOOTH settings of other devices and enable pairing with the desired device.

The L headset flashes in red and connection cannot be established

Turn on the BLUETOOTH device, enable its Bluetooth function and select this unit from the BLUETOOTH device list.

Perform the steps again starting from pairing. Pairing (Registering a device)

Sound is heard only from the left or right headset

Place both headsets into the charging case, wait for the indicator light to turn off or turn red, followed by taking out the headsets again to establish a connection. After taking out the headsets, move the L and R headsets close to each other.

The L headset is the master unit and is used to connect to a device as well as the R headset. Insert the ear pieces more securely.

Sound will not be output unless the sensor has detected that the headset has been attached to the ears. Use the headset after attaching it to the ears.

Reset the setting to factory default and connect again. Restoring the settings to the initial state

The R headset flashes in red and no audio sound is output

Place both headsets into the charging case, wait for the indicator light to flash in red, followed by taking out the headset again to connect. After taking out the headset, move the L and R headsets close to each other. If doing so does not solve the problem, reset the headset to the factory default state. Restoring the settings to the initial state

After connecting to this unit, the BLUETOOTH device connected does not function immediately

Depending on the device connected, even when the L indicator has turned white after connection is established, the headsets may not start functioning immediately due to a time lag in the connection. When this occurs, wait for a few seconds and repeat the operation.

No response from the touch pad

To prevent erroneous operation, the touch pad will not respond for about 3 seconds after the headset is attached to the ears.

Re-charge the system and switch power on.

Touch it directly with the ball of your finger. Do not touch with a pen or your fingernail.

The touch pad does not work if the sensor or your finger is wet. Wipe your finger dry with a cloth.

The touch pad does not work with gloves. Remove your glove and operate again.

The touch pad does not work when there is hair on the sensor. Touch the touch pad area directly.

Touch the center (center of the headset) of the touch pad.

The volume is low or the sound is unpleasant

Increase the volume on this unit or the BLUETOOTH device connected.

Insert the ear pieces more securely.

Change the size of the ear pieces. Wearing the Headset

Unable to skip back to the previous track

During playback, press and hold the R touch pad 3 times quickly and release your finger when a beep is heard. The previous track or beginning of the current track will be played after the playback of the current track is heard.

Unable to skip to the next track

During playback, press and hold the R touch pad 2 times quickly and release your finger when a beep is heard. The next track will be played after the playback of the current track is heard.

The headsets fall off the ears easily

Change the size of the ear pieces and ear supports. Wearing the Headset

The sound is distorted

Adjust the volume on the BLUETOOTH device connected so that there is no distortion, and then adjust the volume on this unit.

Charge the main unit. Charging

Effect of the ambient sound function is weak

Check that the ambient sound function is turned on. Using the Ambient Sound/Noise Cancelling Feature

Transparency can be adjusted to one of the 3 levels. Try adjusting it to Medium or High.

Voice Enhancement Mode can be adjusted to one of the 2 levels. Try adjusting it to High.

When the playback volume of the music is loud, it may be difficult to feel the effect. Lower the playback volume.

Noise Cancelling effect is weak

Check that Noise Cancelling is turned on. Using the Ambient Sound/Noise Cancelling Feature

Noise Cancelling can be adjusted to one of the 3 levels. Try adjusting it to Medium or High.

The noise canceling function is less effective depending on the type of noise.

Change the size of the ear pieces and ear supports. Wearing the Headset

Ring tone is soft and cannot be heard

The ring tone may not be heard from the headset if the mute mode of the BLUETOOTH device is turned on. Turn off the mute mode of the BLUETOOTH device or adjust the volume of the ring tone.

The sound is choppy and there is noise

Use the connected device in a position or orientation that allows for the most stable communication. The sound tends to be interrupted when the headsets are covered with the hands. The L headset is the master unit and is used to connect to a device as well as the R headset.

Try reducing the number of apps running on the BLUETOOTH device connected.

Charge the main unit. Charging

The System does not work correctly

Re-charge the system and switch power on.

Unable to turn on the power

Charge the charging case first. Charging the charging case

Charge the main unit. Charging

Unable to charge and turn off the power
(headsets)

Remove both headsets from the charging case and place them back in again.

Make sure that the headsets are fully inserted into the charging case.

Check that the L and R headsets are correctly inserted into the respective positions in the charging case.

Use a cotton swab to remove any dirt from the contacts of the headsets and charging case.

Charge the charging case first. Charging the charging case

For safety reasons, charging may stop if the charging temperature limit (5 °C (41 °F) to 35 °C (95 °F)) is exceeded. Charging will resume when you remove and re-insert the headset within the charging temperature range.

Unable to charge
(charging case)

Make sure that the USB cable is plugged in all the way.

Make use of an AC adapter that supports output at 1 A or higher.

Please charge within the charging temperature range (5 °C (41 °F) to 35 °C (95 °F)).

Unsure what the flashing and lighting up of the indicators indicate

Refer to Indicator status list.

Indicators do not light up or flash at all

Check whether the indicator light setting inside the Smart Headsets app has been turned off.

If no sound is heard from the headsets or the headsets cannot be connected to your BLUETOOTH device after performing the operations suggested in the Troubleshooting section, restoring the settings of headsets to the initial state may solve the problem. Restoring the settings to the initial state