JVC HA-EC25T Operating instructions
> When in Trouble > Troubleshooting
Troubleshooting
Main Unit
Symptom Action
Unable to pair
Place both earphones into the charging case, wait for the
indicator light to turn off or on, followed by taking out
both earphones again at the same time.
When pairing, make sure the BLUETOOTH device is within
1 m of the System.
Operate the BLUETOOTH device to connect.
Turn on the BLUETOOTH device and enable pairing.
Delete the pairing information on the BLUETOOTH device
list and perform pairing again.
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 steps to establish a connection.
Connecting (Power On)
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 earphones
flash and
connection cannot
be established
Turn on the BLUETOOTH device, enable its Bluetooth
function and select the System from the BLUETOOTH
device list.
Place both earphones into the charging case, wait for the
indicator light to turn off or on, followed by taking out
both earphones again at the same time to connect. After
taking out the earphones, move the L and R earphones
close to each other.
Sound is heard
only from the left
or right earphone
Place both earphones into the charging case, wait for the
indicator light to turn off or on, followed by taking out
both earphones again at the same time to connect. After
taking out the earphones, move the L and R earphones
close to each other.
SEARCH MENU
Reset the setting to factory default and connect again.
Restoring the settings to the initial state
Check whether one of the earphones is connected to
another BLUETOOTH device. Turn off the BLUETOOTH
settings of other devices and enable pairing with the
desired device.
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 System is covered with
the hands.
Try reducing the number of apps running on the
BLUETOOTH device connected.
Charge the main unit. Charging
After connecting to
the System, the
BLUETOOTH device
connected does not
function
immediately
Depending on the BLUETOOTH device connected, even
when the indicator lights up after connecting to the
System, the BLUETOOTH device may not function
immediately due to the time lag in the connection
operation. Wait for a few seconds and try operating again.
No response from
the touch sensor
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 sensor does not work if the sensor or your
finger is wet. Wipe your finger dry with a cloth.
The touch sensor does not work with gloves. Remove your
glove and operate again.
The touch sensor does not work when there is hair on the
sensor. Touch the touch sensor area directly.
Touch the center of the touch sensor area.
The volume is low
or the sound is
unpleasant
Increase the volume on the System or the BLUETOOTH
device connected.
Insert the ear pieces more securely.
Change the size of the ear pieces. Wearing
Unable to skip
back to the
previous track
During playback tap the touch sensor area on the R
earphone 3 times quickly. The previous track or beginning
of the current track will be played.
Unable to skip to
the next track
During playback tap the touch sensor area on the R
earphone 2 times quickly. The next track will be played.
The earphones fall
off the ears easily Change the size of the ear pieces. Wearing
Back Next
The sound is
distorted
Adjust the volume on the BLUETOOTH device connected so
that there is no distortion, and then adjust the volume on
the System.
Charge the main unit. Charging
Ring tone is soft
and cannot be
heard
The ring tone may not be heard from the earphone if the
silent mode of the BLUETOOTH device is turned on. Turn
off the silent mode of the BLUETOOTH device or adjust the
volume of the ring tone.
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
(earphones)
Remove both earphones from the charging case and place
them back in again.
Make sure that the earphones are fully inserted into the
charging case.
Use a cotton swab to remove any dirt from the contacts of
the earphones and charging case.
Charge the charging case first. Charging the charging
case
Unable to charge
(charging case)
Make sure that the USB cable is plugged in all the way.
Please charge within the charging temperature range (5
°C (41 °F) to 35 °C (95 °F)).
The earphones are
turned on during
charging
Charge the charging case. Charging the charging case
Unsure what the
flashing and
lighting up of the
indicators indicate
Refer to Indicator status list.
Music or voice calls
cannot be heard
Delete the pairing information on the BLUETOOTH device
list. Perform pairing after turning off the connected device
and on again (or after rebooting).
If no sound is heard from the earphones or the earphones cannot be connected to
your BLUETOOTH device after performing the operations suggested in the
Troubleshooting section, restoring the settings of earphones to the initial state may
solve the problem. Restoring the settings to the initial state
Other JVC Wireless Headphones manuals
