The 3c certification on Huaqiang North fast charge is true. At present, as long as it is genuine, 3c is the genuine product produced by this factory. Without water, the probability of a safety problem is one in ten million. It's pretty safe. As safe as the original. To see the manufacturer and other content, 100 percent of the true 3c has Chinese manufacturers, this can be checked. But the touch is not good, whether the charging is hot, whether it will break, whether it will damage the equipment, it is hard to say.
is basically mainstreamMobile phone, poor quality, low price, extremely similar appearance The so-called cottage mobile phone, is no own technology, completely rely on the assembly of pieces of manual workshops such as small factories, they are large to computer TV, small to MP3 computer accessories everywhere. Mobile phones are even more so, what you can see is nameless and full of functions, and the size screen is large.
Even the so-called "five-code machine" with the access card, three-pack card and IMEI code on the invoice, although it seems to be formal goods, can also be sold in formal channels, but their source is also very suspicious. "Some rulesMobile phone operators with larger models will obtain network access licenses and 3C certification through proper means, and then resell the "card". As long as they pay money, they can have the phone branded and tested after the 'conversion'.The production of mobile phones has been in addition to the approval (the current access system), but also need to have the Ministry of Information Technology under the Thiel laboratory and the quality inspection department issued by the mobile phone network license 3C certification. There are more mobile phone manufacturers, and a Tyre laboratory simply can't meet the needs of manufacturers, coupled with the Beijing queue, testing, a mobile phone from design to production almost half a year or even longer, and hundreds of thousands of yuan of testing fees.
1, the mobile phone is not charged, divided into two cases, the first case is after investigation can be restored to normal: be sure to use OPPO original charging head and charging cable. The most suitable ambient temperature for mobile phones is between 15 ° C -35 ° C, to see if the ambient temperature is too high or too low. Check the charging interface of the phone for foreign objects, clean the interface, and re-plug and unplug the charger.
2, 1) Please check the interface between the charging cable and the mobile phone, and whether the charging cable isFully inserted; (2) Please check whether the data cable, charger and socket are in poor contact, it is recommended to reinsert; (3) Please check whether the joint and jack are clean, if you find dust, it is recommended to clean it with a brush, and then re-charge to confirm; (4) Please check whether the data cable, charger and socket are damaged, if damaged, please replace.
3, is the charging line often wrapped inside the broken stock good or bad, change a charging line to try, the other are not easy to have problems.
4, it is recommended that you try not to use the phone while charging. If you must use the phone while charging, recommendedThe battery will gradually age, and its charging performance will gradually decline.
2, first open the main screen of the mobile phone, and then select and click the "Settings" option, as shown in the following picture. After opening the Settings interface, select and click the "More Settings" option, as shown below. After entering the more Settings screen, select and click the "Dual Engine Flash Charge" option, as shown below. Finally, turn on the switch button behind the "Dual Engine Flash Charge".
3, the mobile phone flash charging suddenly does not flash charging may also be the interface of the mobile phone is not fully connected with the data cable, resulting in poor contact, you need to plug it back in.If the phone does not flash charge, the flash charge function may be turned off, and it needs to be turned on again in the setting and then connected to the data cable for charging.
4, do not use the charger of the same specification: check whether the output parameters of the standard charger and the charging specifications supported by the phone match, if the charger parameters do not match, the phone cannot enter the flash charging mode, please use the matching charger of the phone to charge. Mobile phone charging port is not connected: ensure that the data cable is fully in contact with the charging port, resulting in poor contact, you need to plug it back in, and you can replace the charging socket before charging.
5, it is recommended to go to the storeTake a closer look. If the above solution does not help you, it is recommended that you back up your data in advance (QQ, wechat and other third-party applications need to be backed up separately) and bring the device, charger, data cable and purchase voucher to the nearby service center for help.
6. There may be many reasons why Huawei mobile phones cannot be flash charged. First of all, it may be caused by hardware failure, such as charging interface damage, charging chip or battery aging, which may affect the normal use of the flash charge function. Secondly, software issues can also be a cause, including system updates that are incompatible with flash charging functions, third-party application conflicts, and so on.< / p >