No sound from one side of the earphones

one_side_sound_none

If no sound is heard from one side of the earphones, initializing the earphones may solve the problem.
Follow the steps below to check whether there is any abnormality with the sound output.

Initializing

Start by deleting the registration information of this unit from the BLUETOOTH setting on the BLUETOOTH device. Charge the charging case.

Remove the earphones once if they are inserted into the charging case.

Follow the steps below to initialize the settings of both L and R earphones.

Start by initializing the L earphone.

  1. Insert the L earphone into the charging case

    2. charging_1_L_NP50T

    After a few seconds, the indicator on the L earphone and charging case will light up.

    charging_2_L_NP50T

    Click here if the indicators do not light up or start flashing ＞＞

  2. Touch and hold the touch sensor area on the L side of the earphones for about 10 seconds

    3. Initializing_L_NP50T + Initializing_L_NP50T

    Touch sensor area

    Release your finger after the L indicator flashes quickly.

    If the indicator does not flash, start over from step 1.

  3. Tap the touch sensor area twice

    4. The indicator will stop flashing after 5 seconds. Tap the touch sensor twice while it is flashing.

    After initialization is complete, the L indicator will flash twice.

    If initialization is not successful, start over from step 1.

Next, initialize the R earphone.

  1. Insert the R earphone into the charging case

    2. charging_1_R_NP50T

    After few seconds, the indicator on the charging case lights up.

  2. Touch and hold the touch sensor area on the R side of the earphones for about 10 seconds

    3. Initializing_R_NP50T + Initializing_R_NP50T

    Touch sensor area

    Release your finger after the R indicator flashes quickly.

    If the indicator does not flash, start over from step 4.

  3. Tap the touch sensor area twice

    4. The indicator will stop flashing after 5 seconds. Tap the touch sensor twice while it is flashing.

    After initialization is complete, the R indicator will flash twice.

    If initialization is not successful, start over from step 1.

Finally, connect the L earphone with the R earphone.

  1. Remove both earphones at the same time

    2. take_out_NP50T

    Be careful not to touch the touch sensor area when taking them out.

    Case_button_NP50T + Case_button_NP50T

    Touch sensor area

    The indicator on both earphones lights up and the power turns on.

    After a short while, the indicator on one earphone will flash quickly and repeatedly and the indicator on the other earphone will flash twice slowly and repeatedly. The earphones are now ready for device pairing.

    After taking out the earphones, move the L and R earphones close to the device to pair with.

Connecting to a Device

    Turn on the BLUETOOTH connection setting of the device and select “JVC HA-NP50T”
    connecting_smp_1
    connecting_smp_2
    connecting_smp_3 + Device List JVC Nav

    JVC HA-NP50T

    blue_flash_NP50T

    The earphones are connected to the device if the indicators on both sides of the earphones are flashing every 5 seconds.

Apps and Volume Control on the Connected Device

  1. Open an app and play

    2. app_01
    app_02

  2. Adjust the volume

    3. volume_smp_1

Select the state after checking

Thank you for using Troubleshooting Guide.

There seems to be a problem with the product.
If you require more assistance, please contact your local JVC customer support.

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