Cause analysis and solution:
1, if the newly bought Bluetooth headset can not be charged, then it should be a battery failure, or a charger failure, directly return or exchange it.
2, if it has not been used for a long time, it may be that the lithium battery of the Bluetooth headset is dormant.
3, before charging, open the charging port, check whether there are stains, and clean up the stains of the charging interface
The Bluetooth charging bin does not charge the Bluetooth headset, it must first see if the contact between the Bluetooth headset and the charging bin is not good, and the headset is not placed in the position. There is also the earphone contact is not corroded by sweat, to use a blade to scrape the contact can be used.
There are two main cases where the charging compartment of the Bluetooth headset cannot be charged:
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1, the first is the internal failure of the Bluetooth headset, such as battery or circuit damage, short circuit of the charging interface, etc., so that the headset needs to be sent for repair.
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2, the second is that the charger or data cable has a problem, resulting in charging can not continue, so you need to replace the matching charger or data cable to recharge.
Because the line inside the Bluetooth charging bin has the consequence of breaking the circuit, after breaking the circuit, the voltage and current of the charging bin can not be timely connected to the Bluetooth headset, so it can not be charged, and the charging bin should be replaced
The reasons are as follows: the power adapter may be damaged, the power plug can be replaced; It may be that the metal contacts inside the charging box have stains, which can be cleaned up and used again. The charging box may be damaged, you can contact after-sales maintenance.