No sound from one side of the earphones

one_side_sound_none

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

Restoring settings to the initial state

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

  1. Insert the earphones into the charging case

    2. charging_A3T_1

    After a few seconds, the indicators on the earphones and charging case will turn on.

    charging_A3T_2

    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 15 seconds to initialize

    3. Initializing_L_A3T + SPNV_initializing_A3T_L

    Touch sensor area

    Release your finger after the indicator on the L side blinks twice.

    If the indicator does not flash, repeat step 2 from the beginning.

  3. Touch and hold the touch sensor area on the R side of the earphones for about 15 seconds to initialize

    4. Initializing_R_A3T + SPNV_initializing_A3T_R

    Touch sensor area

    Release your finger after the indicator on the R side blinks twice.

    If the indicator doesn’t flash, perform the initialization process again from the start.

  4. Remove both earphones at the same time

    5. connecting_A3T_1

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

    Wait for a short while for both indicators to flash quickly. 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-A3T”
    connecting_smp_1
    connecting_smp_2
    connecting_smp_3 + Device List JVC Nav

    JVC HA-A3T

    blue_flash_A3T

    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.

Top of page