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How To Fix Xiaomi Redmi Note 7 No LCD Display

Hello revisit with Mobilintec Team, this time we will try to discuss how to fix the damage on Xiaomi Redmi Note 7 no LCD display.

No display damage to Xiaomi Redmi Note 7 Smartphones can be caused by sharing various factors. As with any mistake in use or damage to internal components contained in the phone.

In case of no display damage on a phone. You will still be able to hear the phone call tone, message notification tone. However, because the LCD screen is not able to produce images, it will be difficult for you to operate the phone.

Here are some improvement steps that can be done to resolve no display damage on Xiaomi Redmi Note 7 smartphone

4 Steps Damage Repair Xiaomi Redmi Note 7 No LCD display

1. Do the LCD panel switching 

The first step can be done to solve the case of no display damage on the Xiaomi phone. You can try replacing the LCD panel with a new part. This can be done in case of physical damage to the phone screen such as rupture or cracking due to a phone that is falling firmly (fault in use).
Read Also: How To Fix Android Damage LG G3 Total Dead

2. Check and clean the LCD socket 

When the Xiaomi Redmi Note 7 smartphone suffered no display damage caused by water spills. Then the repair step can be done by cleaning all the mainboards of the phone. Disassemble the entire phone, then dry the water on the mainboard immediately.

You can use hot air assistance from the hairdryer or sundry mainboard Xiaomi's phone in the sun to dry the remaining water.

Next try checking the LCD panel socket, whether there is corrosion, mold, and rust. If this is the case, it is recommended to clean the LCD socket with alcohol fluid to make the socket condition clean again.

You can also re-solder the socket on each LCD connector pin to re-connect to the phone's motherboard.

Next step, re-test whether the display on the phone screen is back to normal or not. If the damage is not yet resolved it is necessary to do an analysis and repair of the blanket.

3. Check the driver section of the display and coil 

For the third step, you can check the display driver area. Perform measurements on the diode, capacitors, and coil components. Turn components off in case of damage or shorting.
4 Steps Damage Repair Xiaomi Redmi Note 7 No LCD display
Usually, no display damage on mobile phones often caused the destruction of coil components. So to fix it try to change the component.

4. Inspect or replace the EMI filter component 

The EMI filter component is important to generate the image on the LCD panel on the phone such as Samsung, Lenovo, Vivo, Nokia, Xiaomi, Oppo, and other brands.

Try checking the EMI filter component at the bottom of the Xiaomi Redmi Note 7 LCD socket. In the diagram image that has Mobilintec Team provide can be a guide for you in making improvements.
How To Fix Xiaomi Redmi Note 7 No LCD Display
Take measurements on the EMI filter component, if there is damage immediately replace with the same type of component. But if the replacement component does not exist, then you can do the line jumper only on the damaged EMI filter.

So 4 steps you can do to repair damage to Android smartphones Xiaomi Redmi Note 7 no LCD display. Hopefully, the information and tutorials repair This phone can be useful for all of you. Thanks.