NFC Pairing fail
Ensure that the Bluetooth
device supports NFC function
and has been in the state of
opening;
Please check whether machine
is in the pairing state (BT
pairing key flashes) or not;
In the first pairing, please
ensure the Bluetooth device
touches NFC induction zone of
machine and perform the
pairing operation;
protection shell and try NFC
pairing again;
The keys have
no function
Plug the adapter, then power
on;
Use a toothpick or needle to
press the reset hole, then
power on;
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