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First, the reason for the crash is that the machine cannot be turned on.
1.The mobile phone can't be turned on, it is divided into many kinds, if there is a crash failure.
2.Then there is no need to make a fuss, just contact Apple's after-sales staff to make an appointment for testing.
3.If you press and hold the power button and it doesn't turn on, remember not to try again, so as not to cause the phone system to malfunction.
Second, the reason for the system.
1.Many users have reported that after the mobile phone upgrades the system, the mobile phone begins to turn on.
2.If it is a situation where the phone starts to turn on after upgrading the system, or if there is another fault, then you only need to connect to iTunes and fix it.
3.Or you can use other mobile assistant software to fix it.
3. Hardware failure.
1.The Apple phone can't be turned on, check if there is a problem with the switch button of the phone, or if there is a hardware problem in the phone.
2.Contact after-sales for consultation and repair.
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One, the general reason why the iPhone won't turn on:
1.It may be that the hardware of the iPhone motherboard is damaged and the phone cannot be turned on.
2.It is also possible that the iPhone's battery is in poor contact or has been damaged, resulting in it not being able to turn on.
Second, the fault handling method:
1.When your iPhone suddenly goes black, freezes, can't turn on, and there is no response, you can try to press and hold the power and home buttons on the home screen at the same time and keep them for more than 10 seconds. See if you can force a restart.
2.If the force restart is successful, you can see an Apple logo on the screen. After the reboot is successful, it can be used normally.
3. If the above method does not work, it means that it is a motherboard problem, and the motherboard can only be repaired.
The motherboard is composed of hundreds of chips such as CPU, baseband, power chip, power amplifier, etc., and only the chip needs to be replaced.
The cost of chip replacement is generally hundreds, 34,000 to replace the motherboard, and many small shops do not know how to repair this high-end model, so they let the motherboard be replaced, don't believe it.
The following picture is the detailed diagram of the motherboard that usually repairs the mobile phone, and you can repair the chip on it.
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Reasons why the Apple phone can't turn on:
1. There is no electricity. If you use up all the battery power, the charge needs to be charged to 5% before it can be turned on normally. So in this case, please let the phone charge for a while before trying to turn it on.
2. Software malfunction. If you are sure that the current battery of your phone is sufficient, but it cannot be turned on normally, there may be a problem with the software system of your phone. At this time, we can try to press the home button + power button on the home screen of the mobile phone at the same time until the screen is lit up and there is a display.
3. System crash. If none of the above solutions work, and you see an iTunes connection screen on your iPhone's screen, it means that your phone has entered recovery mode at this time. When this happens, the only way to do this is to restore the system for your phone.
Connect your phone with the computer with a data cable, press and hold the home button and the power button at the same time for 10 seconds, then release the power button and continue to press and hold the home button for 5 seconds, if you see the connection to iTunes, it is a failure, and you have to start again. If the screen doesn't light up after these 2 steps, you will enter DFU recovery mode, and then you can use iTunes to restore your iPhone, or use a third-party flashing software to reflash your iPhone.
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1. The battery cannot be turned on due to a short circuit, and the motherboard is not powered on.
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There may be two reasons why the iPhone XS won't turn on, on the one hand, it is a problem with the battery, including the battery is dead, or the battery has broken down. On the other hand, there is the problem of the motherboard, after the motherboard is broken, even if the battery is charged, there is no way to turn it on, and the motherboard needs to be replaced to resume use.
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1. Press the sound on, and then press and hold the power to force restart to see. 2. If the forced restart is invalid, you can use an external power supply to power the mobile phone, and then use the power meter to detect whether there is a change in the indication. 3. Use the external interface to power the mobile phone, see if the boot is back to normal, if it is normal, it is determined that the power supply circuit of the mobile phone is abnormal.
4. Test the schematic diagram of the hand-illuminated circuit on the test point of the peripheral circuit of the power supply IC to see if the test value is normal. 5. Problems with logic circuits: that is, faults in the circuit version of mobile phones, which can generally be solved by repair welding.
6. Software conflict: The installed software does not match the system of the mobile phone, which may also cause the mobile phone to automatically restart and fail to boot, you can connect the mobile phone to the computer to delete the program.
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If your iPhone XS won't turn on, it may be due to low battery, iOS system crash, hardware failure, or a mistake. Here's how to fix it:
1.Charging: Try connecting your iPhone to a charger to make sure it's fully charged.
2.Force Restart: Press and hold the "Volume +" and "Volume -" keys of your iPhone, and press the power button continuously until the Apple logo appears, then you can try to turn it on.
3.Restore: If force restart doesn't solve the problem, you can make a backup through iTunes and restore your iOS system.
4.Repair: If none of the above is feasible, it may be caused by a hardware failure, and you need to contact Apple's official customer service or go to the official after-sales service for repair.
In short, if the iPhone XS won't turn on, we can try charging, force restart, restore the iOS system and other methods, if it can't solve the problem, you need to consider restoring the factory settings, or find Apple's official customer service to solve the problem.
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Let's see if it's out of power.
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1.Whether the phone is not used for a long time, if the phone is put for a long time, the battery may be automatically discharged, and it cannot be turned on, and it needs to be charged for at least 15 minutes or more to turn on.
2.The phone force restart, may also be solved, for iPhoneXS phones, the reboot method is.
1) Press the volume plus button first to release, (2) Press the volume down button to release.
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This should be a failure of your phone's hardware, and it is recommended that you go to Apple's after-sales service station to deal with it.
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If the mobile phone suddenly can't turn on the poor song Yuxu rock,Then it may be because there is a problem with the system of the mobile phone,At this time, you can enter the cherry blossom line to detect and repair,If the long shutdown button still can't enter the normal mode,Then it can only be repaired。
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