No sound from both sides of the earphones
Check the state of the earphones.
Remove the earphones from the charging case and check the status of the indicators.
The earphones are properly connected to the device.
Check the app settings and volume.
Apps and Volume Control on the Connected Device
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Open an app and play
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Adjust the volume
Select the state after checking
Thank you for using Troubleshooting Guide.
Restoring the earphones to the initial settings and re-establishing the connection may help to solve the problem.
Follow the steps below to check whether there is any abnormality with the sound output.
Restoring settings to the initial state
First of all, go to the Bluetooth settings of the device to be connected and delete the information of this unit that is registered on it.
Charge the charging case beforehand.
Remove the earphones once if they are inserted into the charging case.
To restore the factory settings, follow the steps below to initialize the settings of both the L and R earphones.
Start by restoring the settings of the L earphone to the factory default.
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Insert the L earphone into the charging case
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Touch and hold the touch sensor area on the L side of the earphones for about 15 seconds to initialize
After a few seconds, the indicator on the L earphone and charging case will light up.
Click here if the indicators do not light up or start flashing ＞＞
Touch sensor area
Release your finger after the indicator on the L side blinks twice.
After the indicator has flashed, the L side is restored to the initial state (factory default). The L earphone switches to the charging state and the L indicator lights up.
If the indicator does not flash, start over from step 1.
Next, restore the settings of the R earphone to the factory default.
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Insert the R earphone into the charging case
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Touch and hold the touch sensor area on the R side of the earphones for about 15 seconds to initialize
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Remove both earphones at the same time
Touch sensor area
Release your finger after the indicator on the R side blinks twice.
After the indicator has flashed, the R side is restored to the initial state (factory default). The R earphone switches to the charging state and the R indicator lights up.
If the indicator does not flash, start over from step 3.
The indicator on both earphones lights up and the power turns on.
Wait for a short while. When the R indicator starts to flash twice and the L indicator starts to flash quickly, the earphones are 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-EC25T”
JVC HA-EC25T
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
-
Open an app and play
-
Adjust the volume
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.
The power is off if there is no light on the earphone.
Check whether the power of the earphones can be turned on.
Turn on the power of the earphones
Touch and hold the touch sensor of the earphone that is not lighted up for about 3 seconds.
Touch sensor area
The L side of the earphone is used in the illustration above.
The power of the earphones is on if the L and R indicators are flashing (regardless of how the light flashes).
Select the state after checking
Return to the top of the page and re-select the pattern in which the indicators are flashing.
The charging case and earphones have run out of power.
Charge the earphones followed by reconnecting to check whether sound can be heard properly.
Charging the earphones
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Charge the charging case
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Insert the earphones into the charging case
5V TYPE
The earphones power off and charging starts.
During charging, the indicators on the earphones light up. Also, the indicator light on the charging case will turn on for about 3 seconds.
When charging the earphones or charging case that have not been used for a long period of time, it might take some time for the indicators to light up. Wait for the indicators to light up.
Click here if the indicators do not light up or start flashing ＞＞
When charging is complete, the indicators on the earphones will turn off.
Connecting to a Device
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Remove both earphones at the same time
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Turn on the BLUETOOTH connection setting of the device and select “JVC HA-EC25T”
Be careful not to touch the touch sensor area when taking them out.
Touch sensor area
The indicators on both sides of the earphones start flashing and the power turns on.
Wait for a short while. When the R indicator starts to flash twice and the L indicator starts to flash quickly, the earphones are ready for device pairing.
After taking out the earphones, move the L and R earphones close to the device to pair with.
JVC HA-EC25T
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
-
Open an app and play
-
Adjust the volume
Select the state after checking
Thank you for using Troubleshooting Guide.
If there is no sound although the indicators are flashing, return to the top of the page and re-select the pattern in which the indicators are flashing.
The earphones may not have been properly charged.
Please check the following.
Select the pattern in which the L earphone is flashing.
The L earphone is connected to the device but a connection error has occurred on the R earphone.
Power off and on the earphones again and check whether there is any abnormality with the sound output.
Powering off and on again (when charging case is available)
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Insert the earphones into the charging case
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After the indicators on the earphones and charging case are lit, remove both sides of the earphones at the same time
The earphones power off and charging starts.
The indicators on the earphones light up when charging starts, and the indicator on the charging case lights up and flashes.
When charging the earphones or charging case that have not been used for a long period of time, it might take some time for the indicators to light up. Wait for the indicators to light up.
Click here if the indicators do not light up or start flashing ＞＞
The indicators on both sides of the earphones start flashing and the power turns on.
After taking out the earphones, move the L and R earphones close to the device to pair with.
If the R earphone is not flashing once every 5 seconds, go to the section on “Sound cannot be heard” at the bottom of the page.
Powering off and on again (when charging case is not available)
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Touch and hold the touch sensor of the earphone that is flashing for about 3 seconds to turn off the power
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Touch and hold the touch sensor on both earphones for about 3 seconds to turn on the power
The indicator light goes out.
The power has already been turned off if the light is off before touching the touch sensor. Go to step “2” in this case.
Touch sensor area
When turning on the power, move the L and R earphones close to the device to pair with.
Touch sensor area
After the power is turned on, the indicators on both sides of the earphones start flashing.
After the power is turned on, move the L and R earphones close to the device to pair with.
If the R earphone is not flashing once every 5 seconds, go to the section on “Sound cannot be heard” at the bottom of the page.
When power of the earphones is turned on again, connection will be established automatically with a device that was previously paired.
If connection cannot be established, please try the following.
Connecting to a Device
Turn on the BLUETOOTH connection setting of the device and select “JVC HA-EC25T”
JVC HA-EC25T
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
-
Open an app and play
-
Adjust the volume
Select the state after checking
Thank you for using Troubleshooting Guide.
Restoring the earphones to the initial settings and re-establishing the connection may help to solve the problem.
Follow the steps below to check whether there is any abnormality with the sound output.
Restoring settings to the initial state
First of all, go to the Bluetooth settings of the device to be connected and delete the information of this unit that is registered on it.
Charge the charging case beforehand.
Remove the earphones once if they are inserted into the charging case.
To restore the factory settings, follow the steps below to initialize the settings of both the L and R earphones.
Start by restoring the settings of the L earphone to the factory default.
-
Insert the L earphone into the charging case
-
Touch and hold the touch sensor area on the L side of the earphones for about 15 seconds to initialize
After a few seconds, the indicator on the L earphone and charging case will light up.
Click here if the indicators do not light up or start flashing ＞＞
Touch sensor area
Release your finger after the indicator on the L side blinks twice.
After the indicator has flashed, the L side is restored to the initial state (factory default). The L earphone switches to the charging state and the L indicator lights up.
If the indicator does not flash, start over from step 1.
Next, restore the settings of the R earphone to the factory default.
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Insert the R earphone into the charging case
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Touch and hold the touch sensor area on the R side of the earphones for about 15 seconds to initialize
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Remove both earphones at the same time
Touch sensor area
Release your finger after the indicator on the R side blinks twice.
After the indicator has flashed, the R side is restored to the initial state (factory default). The R earphone switches to the charging state and the R indicator lights up.
If the indicator does not flash, start over from step 3.
The indicator on both earphones lights up and the power turns on.
Wait for a short while. When the R indicator starts to flash twice and the L indicator starts to flash quickly, the earphones are 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-EC25T”
JVC HA-EC25T
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
-
Open an app and play
-
Adjust the volume
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.
An error has occurred in the connection between the L earphone and the device.
Connect it to the device and check whether there is any abnormality with the sound output.
Connecting to a Device
Turn on the BLUETOOTH connection setting of the device and select “JVC HA-EC25T”
JVC HA-EC25T
The earphones are connected to the device if the indicators on both sides of the earphones are flashing every 5 seconds.
If the R earphone is not flashing once every 5 seconds, go to the section on “Sound cannot be heard” at the bottom of the page.
Apps and Volume Control on the Connected Device
-
Open an app and play
-
Adjust the volume
Select the state after checking
Thank you for using Troubleshooting Guide.
Restoring the earphones to the initial settings and re-establishing the connection may help to solve the problem.
Follow the steps below to check whether there is any abnormality with the sound output.
Restoring settings to the initial state
First of all, go to the Bluetooth settings of the device to be connected and delete the information of this unit that is registered on it.
Charge the charging case beforehand.
Remove the earphones once if they are inserted into the charging case.
To restore the factory settings, follow the steps below to initialize the settings of both the L and R earphones.
Start by restoring the settings of the L earphone to the factory default.
-
Insert the L earphone into the charging case
-
Touch and hold the touch sensor area on the L side of the earphones for about 15 seconds to initialize
After a few seconds, the indicator on the L earphone and charging case will light up.
Click here if the indicators do not light up or start flashing ＞＞
Touch sensor area
Release your finger after the indicator on the L side blinks twice.
After the indicator has flashed, the L side is restored to the initial state (factory default). The L earphone switches to the charging state and the L indicator lights up.
If the indicator does not flash, start over from step 1.
Next, restore the settings of the R earphone to the factory default.
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Insert the R earphone into the charging case
-
Touch and hold the touch sensor area on the R side of the earphones for about 15 seconds to initialize
-
Remove both earphones at the same time
Touch sensor area
Release your finger after the indicator on the R side blinks twice.
After the indicator has flashed, the R side is restored to the initial state (factory default). The R earphone switches to the charging state and the R indicator lights up.
If the indicator does not flash, start over from step 3.
The indicator on both earphones lights up and the power turns on.
Wait for a short while. When the R indicator starts to flash twice and the L indicator starts to flash quickly, the earphones are 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-EC25T”
JVC HA-EC25T
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
-
Open an app and play
-
Adjust the volume
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.
The settings for the L earphone have been initialized.
Follow the steps below to check whether there is any abnormality with the sound output.
Restoring settings to the initial state
First of all, go to the Bluetooth settings of the device to be connected and delete the information of this unit that is registered on it.
Charge the charging case beforehand.
Remove the earphones once if they are inserted into the charging case.
To restore the factory settings, follow the steps below to initialize the settings of both the L and R earphones.
Start by restoring the settings of the L earphone to the factory default.
-
Insert the L earphone into the charging case
-
Touch and hold the touch sensor area on the L side of the earphones for about 15 seconds to initialize
After a few seconds, the indicator on the L earphone and charging case will light up.
Click here if the indicators do not light up or start flashing ＞＞
Touch sensor area
Release your finger after the indicator on the L side blinks twice.
After the indicator has flashed, the L side is restored to the initial state (factory default). The L earphone switches to the charging state and the L indicator lights up.
If the indicator does not flash, start over from step 1.
Next, restore the settings of the R earphone to the factory default.
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Insert the R earphone into the charging case
-
Touch and hold the touch sensor area on the R side of the earphones for about 15 seconds to initialize
-
Remove both earphones at the same time
Touch sensor area
Release your finger after the indicator on the R side blinks twice.
After the indicator has flashed, the R side is restored to the initial state (factory default). The R earphone switches to the charging state and the R indicator lights up.
If the indicator does not flash, start over from step 3.
The indicator on both earphones lights up and the power turns on.
Wait for a short while. When the R indicator starts to flash twice and the L indicator starts to flash quickly, the earphones are 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-EC25T”
JVC HA-EC25T
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
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Open an app and play
-
Adjust the volume