The left and right batteries deplete at different rates.
R The left and right may vary depending on signal and operating conditions.
R Using the microphone of an earphone for calls will quickly deplete the battery of that earphone.
R The remaining earphone charge values may differ between the left and right on the [Technics
Audio Connect] app.
Amazon Alexa doesn’t respond. (EAH-AZ80/EAH-AZ60M2/EAH-AZ40M2)
R Confirm that the voice assistant is set to Amazon Alexa.
R Confirm that your mobile device can transmit data.
R Confirm that the device is registered in the Amazon Alexa app.
Cannot charge.
R EAH-AZ100: If the LED (green) lights for 4 seconds and then turns off when you try to charge,
the charging cradle is fully charged. If the earphones are placed in the charging cradle and the
LED (red, yellow, or green) lights for 4 seconds and then flashes slowly when the lid of the
charging cradle is opened, the earphones are fully charged.
R EAH-AZ80/EAH-AZ60M2/EAH-AZ40M2: If the charging cradle status indicator LED turns off
immediately when you try to charge, the charging cradle is fully charged. If the earphone
status indicator LED turns off when you put the earphones in the charging cradle and open the
lid, the earphones are fully charged.
R If the charging and operating time have gotten shorter, the internal batteries of the earphones
and charging cradle may be exhausted. (Each internal battery can be recharged about 500
times.)
R Immediately after purchase or when this has not been used for a while, the charging cradle
status indicator LED may not turn on for a few minutes after starting to charge, but will if you
continue charging. If it does not turn on even after a while, please request your dealer for
repair.
The charging cradle does not charge with the USB charging cord.
R Is there any foreign matter or dirt on either ends of the USB charging cord and on the contacts
of the connected devices?
→ Wipe off dirt because it may cause overheating or malfunction.
“Clean the charging cradle terminal section”, Page 79
R Firmly connect one end of the USB charging cord to a computer or separately sold USB PD
supported AC adapter (USB Type-C connector), and the other end to the charging terminal of
the charging cradle.
R If you are using a computer USB port, confirm that the computer supplying power is on. It will
not charge if the computer is in standby or sleep mode. (If it still does not charge, try another
USB port on your computer.)
R If this unit does not charge even after trying the measures above, remove the USB charging
cord and insert it again.
The charging cradle does not charge wirelessly. (EAH-AZ100/EAH-AZ80/EAH-AZ60M2)
R Is the charging cradle placed properly on the wireless charger?
→ If it is not placed properly, charging may be slower or may stop. For information about the
charging position, please refer to the manual of the wireless charger.
R Charge at a room temperature between 10 °C to 35 °C. Higher room temperatures may result
in longer charging times. Depending on your wireless charger, charging may be slower or may
stop.
The earphones do not charge.
R Are the charging terminals of the earphones dirty?
→ Wipe off the dirt.
“Clean the charging terminals of the earphones”, Page 79
R Are the earphones properly inserted into the charging cradle?
“Charge the earphones and charging cradle at the same time”, Page 24
66
FAQ
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