What is the reason why the screen has vertical stripes and the touch screen fails after the phone is

After the phone falls, the screen has vertical stripes, and the touch screen fails because the contact points are loose, or the screen may be broken.

There are several common reasons for the failure of the mobile phone screen: cable failure;Screen hardware issues;System version bugs. However, it is not excluded that there are other pseudo-causes.

Troubleshooting:

First of all, it is necessary to determine whether the non-original screen has been replaced, and it is recommended to replace the original screen. Because the most common is because there is a problem with the screen. Sometimes it's also because of software problems, maybe because the installed things are too right, causing the system to be messy, back up the important data on the phone, and then restore the factory settings.

If there is still a problem, it is a problem with the device, mainly the problem of the display and cable. The most serious problem is the motherboard, because the motherboard is its core component, and once it fails, it will definitely affect the normal use. In the third and fourth cases, it is recommended to go to the manufacturer's network engineer to use professional instruments and equipment for inspection and maintenance.

Screen hardware issues;Then you have to replace the screen.

System version bugs. It is recommended to restore the system version to fix the bug issue.

Resources. What to do if vertical stripes appear on the screen of the Apple mobile phone [detailed explanation].Pacific Encyclopedia [cited 2017-12-27].

1. If it appears after the phone is dropped, then it is likely that the screen is damaged.

2. If the screen has stripes, but can be touched normally, it means that the inner screen is broken, and the outer screen is not broken.

3. If there are stripes on the screen, the touch function is also invalid, indicating that the inner and outer screens are broken.

4. The inner screen of the mobile phone is responsible for displaying, which is more expensive, and the outer screen is responsible for touching, which is cheaper; To sum up, whether the inner screen of the mobile phone is damaged or the outer screen is damaged, it can only be sent for maintenance.

Color stripes, vertical lines, lines, etc. have long been a form of expression of the flower screen, and the reasons and solutions for the flower screen are as follows:

1. If the cable is broken, the cable connecting the screen and the motherboard is burned or loosened.

2. The screen is broken, and the LCD screen is broken, this kind of no way, the most troublesome, to replace the entire screen assembly, the cost is very high.

3. If the motherboard is broken, it is also to replace the entire motherboard, but this probability is relatively small, but it is not excluded that the way is to replace the motherboard, which is generally cheaper than the screen. Users can get after-sales service to repair, do not find non-brand machine repairers.

If you are using a Huawei mobile phone, it is recommended that you back up the data in your mobile phone in advance (third-party applications such as WeChat and QQ need to be backed up separately) and bring the warranty certificate to the nearest Huawei customer service center for repair.

Boarding service. Make an appointment for service.

Repair spare parts** inquiry.

If you are using a vivo mobile phone, there will be many unstable factors after the mobile phone falls, according to the phenomenon described, it is recommended to bring the mobile phone to the vivo customer service center for testing and processing;

Go and select your current city to get it.

If you are using a Huawei mobile phone, it is recommended that you back up the data in your mobile phone in advance (third-party applications such as QQ and WeChat need to be backed up separately) and bring the warranty certificate to the nearest Huawei customer service center for repair.

Make an appointment for the Hood service.

Huawei Customer Service Center.

Repair spare parts** inquiry.

Here are some of the reasons why streaks appear on your phone's screen:

1. Wiring problems. The mobile phone cable is used to connect the mobile phone motherboard and other modules, and the mobile phone has a blurred screen and color stripes, which is likely to be a problem with the screen cable. In the past, cable damage generally occurred on sliders and flip machines, but straight smartphones have rarely encountered this situation.

However, if you have dropped your mobile phone or continue to use it when the heat is severe, it is likely to cause the cable to loosen or even burn out, resulting in abnormal screen display and failure when charging.

2. The inner screen is damaged. Breaking the screen is a common occurrence for friends who are very aggressive, but many of them are just broken by the outer screen (surface glass) of the mobile phone, and the screen display and mobile phone functions will not be affected. If the inner screen of the mobile phone is damaged, it is more troublesome, not only the touch function may fail, but also generally accompanied by the mobile phone screen display problems, in addition to color stripes, dark spots, yellow spots, flickering and even unable to display may occur.

If your case is that the phone falls and the screen is streaked, then the inner screen is most likely to be damaged.

3. The motherboard is broken. It is also to replace the entire motherboard, but this probability is relatively small, but it is not excluded that the way is to change the motherboard, and the motherboard is generally cheaper than the screen. Users can get after-sales service to repair, do not find non-brand machine repairers.

Common reasons why the phone screen appears.

The phone was accidentally dropped and there was no obvious bump on the appearance, but the display or touch was malfunctioning. For example, the screen has "vertical stripes", and the cause of this problem is "arrangement". The cable is used to connect the main jujube board and screen of the mobile phone, when the mobile phone is dropped or abnormally heated, it is likely to cause the cable to loosen, short circuit and even burn out, resulting in abnormal screen display.

The cable can be removed, replaced, or re-pressed firmly, and the fault can be solved.