Sony WI-C200 Help Manual page 88

Help Guide
Wireless Stereo Headset
WI-C200 / WI-C310
The headset cannot be charged even if connecting the headset to a computer.
Check that the USB Type-C cable is properly connected to the USB port of the computer.
Check that the headset and the computer are directly connected, 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.
Try the USB connection procedure again in cases other than those stated above.
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