You have normal no-load voltage and low on-load voltage. The no-load voltage is normal, indicating that your wireless charging transceiver circuit is normal, but the voltage is pulled down after the load, the most likely is that your coil matching is not good, resulting in insufficient power received by the output end, so the charging voltage will be pulled down.
This principle is the original of the real radioThe reason is very similar. That is, the sending end sends a high-frequency alternating magnetic field, and the receiving end changes the energy through lc resonance. Here's a picture for you. In the second half of this year, there is also a period of homemade wireless charging equipment, but the information is placed in the unit. I can't upload it.
If the iPhone wireless charging suddenly does not charge, it may be because sometimes unpredictable errors occur in the update of the iOS system, which will cause problems with the wireless charging function, usually as long as the restart can be solved. Remove the iPhone case Sometimes the iPhone case is too thick to wireless charging,At this time, you can try to remove the iPhone protective case and then put it back on the wireless charging board to charge.
Please check the connection of the wireless charger Please check whether the connection between the charger, data cable and wireless charger is normal; Whether there are other items between the mobile phone and the wireless charger, such as mobile phone protective cases, metal foreign bodies, etc.; Whether the mobile phone center is aligned with the center of the wireless charger base; Whether the wireless indicator light is on.
1. Make sure it is onclose. Charging dock or charger issues: If you've made sure your device supports wireless charging and you've turned on the option, but still can't use wireless charging, check that the charging dock or charger you're using is compatible and places your iPhone correctly. Make sure the base or charger has the Qi wireless charging standard, and make sure your phone is properly placed on the base, so that a wireless charging connection can be established between the phone and the charger.
2. The phone is unavailable. Try again 8 hours later because you have entered the wrong password too many times, which results in the device being lockedhone is a series of mobile phones equipped with the iOS operating system released by Apple Inc. on January 9, 2007.
3, first of all, you need to ensure that the mobile phone is supporting wireless charging, because wireless charging requires the hardware support of the mobile phone built-in wireless induction coil. Connect the wireless charging board with the data cable to the charger, the general mobile phone charger can be used, the charging board will have a light prompt after the general connection, and then put the mobile phone on the charging board.
4, replace the charger or test with other equipment to ensure that the charger can be used normally. Don't put anything between the iPhone and the charger. If your iPhone does not charge or is slow to charge, and the iPhone has a thick protective case, metal protective case, or battery case, try removing the protective case or case. If your iPhone vibrates (for example, when you receive a notification), your iPhone may shift.
5. It is recommended that you back up your data in advance (third-party applications such as QQ and wechat need to be backed up separately) and take your mobile phone, charger, data cable, and purchase voucher to a nearby Huawei customer service center for testing. Warm and cozyTip: You are advised to use Huawei official wireless charger. Non-huawei wireless chargers may be incompatible with mobile phones, resulting in abnormal wireless charging functions.
6, before cleaning this fitting, please sweep any debris from the metal ring. Disconnect the MagSafe charger and wipe the silicone in the center of the charging area with a slightly damp lint-free cloth. Do not use window cleaners, household cleaners, sprays, solvents, ammonia, abrasives, or cleaners containing hydrogen peroxide to clean the MagSafe charger.
There are many reasons: 1. The wireless charging panel is damaged. Wireless charging power supply insurance damage. The wireless function of the mobile phone is damaged. The wireless charging cable is damaged. First replace the phone, then check the insurance, check the panel, and finally deal with the wiring. Wireless charging is easy to use.
No response to Mercedes-Benz wireless charging may be caused by the following reasons: the battery is exhausted; The starter fails; Driving computer failure; The battery pile is loose. Under normal circumstances, Mercedes wireless charging is started by default, and the user only needs to place the phone in the wireless charging area of the phoneAutomatically start charging.
Fault cause 2: There is a foreign body between the mobile phone and the charging pad. To charge a mobile phone using a wireless charging board, it is necessary to ensure that the back of the mobile phone and the wireless charging board are fully fitted. If there is a foreign body in the middle, it cannot be fully fitted, then the wireless charging function cannot be activated smoothly.
Mercedes wireless charging no response may have the following reasons: insufficient battery power, starter failure, driving computer failure and battery pile head loose. The wireless charging function of Mercedes is turned on by default, and you only need to place the phone in the charging area to charge it automatically. Take the Mercedes E-Class, for example