Charging cannot be done – Sony FE 100-400mm f/4.5-5.6 GM OSS Lens User Manual

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Wireless Stereo Headset

LinkBuds

Charging cannot be done.

Common

Make sure the headset is set securely in the charging case.
Make sure to set the left and right headset units correctly in the charging case.
Be sure to use the supplied USB Type-C cable and check that the cable is firmly connected to the charging case.
If the fitting supporters are not properly attached to the headset, the headset may not be charged with the supplied
charging case. Check that the fitting supporters are attached properly when you store the headset in the charging
case.
When the charging ports of the headset or the charging case get dirty, the headset may not be charged. Clean the
charging ports with a soft dry cloth.
It is recommended to charge in a place with an ambient temperature between 15 °C and 35 °C (59 °F - 95 °F).
Efficient charging may not be possible beyond this range.
While charging, be sure to keep the lid of the charging case closed to prevent the battery of the charging case from
being wasted.
Reset the headset.
Initialize the headset, and pair the headset and the device again.

When charging with a USB AC adaptor

Make sure that the USB AC adaptor is firmly connected to the AC outlet.
When using a commercially available USB AC adaptor, use one capable of supplying an output current of 0.5 A (500
mA) or more.

When charging with a computer

Check that the USB Type-C cable is firmly connected to the computer.
Check that the computer is turned on. Wake the computer up if the computer is in standby (sleep) or hibernation
mode.
Check that the charging case and the computer are directly connected and not via a USB hub.
There may be a problem with the USB port of the connected computer. Try connecting to another USB port on the
computer if one is available.
Update the OS of the computer.

Related Topic

Charging

Replacing the fitting supporters

Resetting the headset

Initializing the headset to restore factory settings

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