1, is the wiringBoard problem, maybe no grounding wire or wrong voltage and current. You can change the power strip and try it with the charger that comes with Apple.
2. Set off. Open the "Settings" app, tap "Sound & Feel", swipe to the bottom of the screen, find the "charging" option, and turn off the "Play sound when charging is complete" switch. Silent mode off. Open the "Settings" app, click "Sound and Touch", turn on the "silent mode" switch, the phone will not make a ding dong sound when charging. The charger is off.
3, check whether the card machine is sometimes too open due to background proceduresMore, the card machine, will also lead to the Apple tablet is not good, the card machine, the card image, the card program, running slowly, no sound and other phenomena.
If you need to turn off the prompt tone of the connected power Ding dong wireless charge , you can turn the phone to silent or vibration mode; If you need to turn off the sound Ding dong wireless charging , you can enter the Settings -- Application and permission -- application management-- Click the dot in the upper right corner -- Display system program -- System interface -- Notification -- Charging complete /Full Battery-- Sound -- Select mute, if you do not have this option, you need to mute to turn off.
Do you want to ask "mobile phone charging has been ding-dong ding-dong ring what is going on" Ding-dong wireless charging ? The situation may be caused by a faulty charger, loose or damaged charging cable, or a problem with the phone's battery. Charger failure: May be inside the charger Ding dong wireless charge The problem caused the current to be unstable, causing the charger to make a sound. It is recommended to replace the original reliable charger to ensure quality and stability.
Poor contact between the charger and the power socket: The charger is in poor contact with the power socket, and the current transmission will be unstable, resulting in the phone constantly switching the charging state and making a sound. Try re-inserting and unplugging the charger, making sure the plug is tightly connected to the socket. Poor contact between the data cable and the mobile phone charging interface: poor contact between the data cable and the mobile phone charging interface will also lead to unstable current transmission, and the mobile phone will continue to emit a charging prompt tone.
If the phone is charging always a ringWe can take the following measures to solve the problem: (1) Replace the charger or charging bank. If it is caused by the quality of the charger or charging bank, we can replace it with a better quality charger or charging bank, so that we can avoid frequent charging prompt sound or vibration. (2) Check the phone Settings.
The reasons are as follows: Charger fault: If the charger is faulty, for example, the line is short circuit or the power output is unstable, the mobile phone may make a sound when charging. Charging port dirty: If there is dust or dirt on the charging port, it may lead to unstable charging, which makes the phone chargingThe USB cable can reach 12V with the help of the booster cable, which is fully in line with the power supply needs of Ding Dong mini2. We can use mobile phones, charging banks, computers and other devices to charge Ding Dong mini2, which also realizes the small wish of taking Ding Dong mini2 out to play. And it's not that expensive.
Ports and indicators of the charging bank: From left to right, the power key, power indicator, USB interface (input), and USB interface (output) are respectively checked. Charge the charging bank: Connect the big end of the USB cable to the charging head of the phone, and connect the small end to the charging bankOn the input USB port, plug in the power supply, you can charge the charging bank.
Another way to charge the mobile power supply is to directly insert the USB data cable into the UBS interface of the computer without the help of the charger head of the phone. Different mobile power charging time is different, generally a few hours. Usually, there will be an indicator light on the mobile power supply, the general indicator is red or other colors, it is not full, and it becomes green, that is, it is full, and you can see the introduction of the respective mobile power supply manual for details.
The first step: Let's first understand the charging bank. The power bank mainly consists of batteries, charging plug, mobile phone cable and various connectors. Step 2: Have a connector suitable for various mobile phone charging interfaces. Step 3: There are generally three sockets above the rechargeable battery, charging input interface, 1A output socket, 2A output socket. Generally, 1A output socket is used for mobile phones and 2A output socket is used for tablet computers.
The charging cable and power cable are damaged. Solution: Replace the phone's charging cable and power cord. System or temperature problems may be the cause of the system, resultingThe phone can't be charged. Or the problem of temperature, due to the physical characteristics of the battery, it is particularly sensitive to temperature, too high will cause problems, too low will lead to no charge. Solution: Put the phone in the air-conditioned room, let the phone at a normal temperature, and then charge.
Data line problem, the damage of both ends of the data line causes poor line contact, so that when charging, there will be a ringing situation, you can change a new data line. The charging plug problem, if the charging plug is not plugged in well, poor contact will also occur, so that a ringing will also occur.
ThisThe situation has the following reasons: charger failure: if the use is not the original charger, it is recommended to replace a charger. If the original charger is used, the internal line of the charger is damaged, resulting in an alarm sound when charging. Foreign matter in the charging port: If there is dust or other foreign matter in the charging port, it will lead to an alarm sound during charging. It is recommended to clean the charging port to ensure that there are no foreign objects.
Poor contact between the charger and the power socket: The charger is in poor contact with the power socket, and the current transmission will be unstable, resulting in the phone constantly switching the charging state and making a sound. Try re-plugging the charger to make sure it is plugged inSeat connection is tight. Poor contact between the data cable and the mobile phone charging interface: poor contact between the data cable and the mobile phone charging interface will also lead to unstable current transmission, and the mobile phone will continue to emit a charging prompt tone.
The solution is as follows: the charger is in poor contact with the data cable or power socket, use the original charger and data cable, and ensure that the connection is firm. Data cable and mobile phone connector failure or loose: also use the original charger and data cable. Dust or water stains on the charging interface: Clean the dust or water stains on the charging interface.