resolvent: 1. First, check whether the battery is fully charged. If the battery does not have enough power, the phone will not start.In addition, you should also check whether the phone interface is damaged. You can use the universal charger to charge the phone or check the battery power. 2. If the battery is found to be damaged or has expired, you can consider replacing it with a new one to solve the problem. 3. When encountering problems, you can try to find solutions online and ask netizens for help.In addition, you can also contact the after-sales service center for maintenance during the warranty period. 4. If there is water in the mobile phone, you can use a hair dryer to dry the inside of the mobile phone and bake it after disassembly.However, if the internal parts of the phone are damaged, you need to find a professional maintenance center for repair.
Possible causes: 1. Unable to start due to abnormal connection of power on cable 2. Unable to start due to poor battery power supply circuit 3. The power supply IC is abnormal, which causes failure to start 4. The system clock and reset are abnormal, resulting in failure to start 5. Failure to start due to abnormal logic circuit 6. Failure to start may also be caused by other reasons
The iPhone 6/6 plus can only be powered off on a regular basis, but it has not yet been achieved. Maybe a plug-in can achieve this setting after jailbreak. Now let's share a specific operation method of automatic power-off of iPhone 6. You can easily set a timed power-off without jailbreak. The specific setting steps are as follows: 1. Open the main interface of the phone, find the "Clock" application that comes with the system, and click to open it. 2. Click to enter the clock, and then click "Timer" in the lower right corner. 3. After entering the timer, click the option "Enable radar at the end of timing". 4. Then, pull down to the bottom, check "Stop running", and click "Set" in the upper right corner. 5. Adjust the countdown time of timed shutdown, and click "Start timing". 6. Wait until the countdown is over, and then the phone will shut down automatically. If you don't want to shut down, you can click Cancel.
Connect the phone to the computer and turn it off. When you see the white Apple logo, please release the power on/off button and continue to hold down the home button. Start iTunes, wait for it to prompt you to restore mode, then press and hold the Shift key on the keyboard, click Restore, and select the corresponding firmware to restore. Connect Apple to the computer with the USB cable, and then you will hear the prompt sound that the computer has successfully connected. Turn off the phone, and then you will hear the prompt sound that the computer is not connected successfully. Press and hold the On/Off key and the home key at the same time. When it lasts for 10 seconds, immediately release the On/Off key, and continue to press and hold the home key. At this time, iTunes will automatically start and prompt for recovery mode.Then you can press and hold the Shift key on the keyboard, click Restore, and select the corresponding firmware to restore.
The computer cannot be started, and there is no signal on the display If you don't know where the specific problem is and there is no alarm sound, consider the simplest problem first
For example, the memory module is loose, or the motherboard cannot recognize the memory due to oxidation of the golden finger. At this time, unplug the memory module, wipe it clean, and then insert it This usually solves the problem when starting the computer
If it doesn't work, if there is an independent graphics card, you can also remove it and wipe the golden finger. If the motherboard has an integrated vga interface, you can use the motherboard's graphics card interface, and then plug in the graphics card after you determine the problem
If the problem of the memory graphics card cannot be solved after wiping, don't panic. You can remove the coms battery from the mainboard, power off it, and install it in a few minutes
Sometimes the configuration of the coms changes due to hardware changes, which may also lead to the failure to start the machine
If none of these works, consider the motherboard or CPU
If the CPU is faulty, check whether the power supply is normal
1. Quickly press the volume+, release it, quickly press the volume -, and then press the left power button without letting go. Note that the above three steps should be operated quickly and continuously, and a white apple appears on the phone about 3s.
