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简介

If your Alcatel 1B 2020's screen is unresponsive or cracked, it may be time to replace the screen. Symptoms such as a frozen or lagging screen may be the cause of a faulty or damaged screen. A replacement may be necessary if general troubleshooting has not resolved the issue.

Because this repair involves prying the screen, be careful not to shatter the glass. If the screen or digitizer is already cracked, refer to this guide before starting the repair.

If your Alcatel 1B 2020 has a swollen battery after opening the phone, handle it carefully, as it poses a fire hazard.

Following these steps in this guide will help you successfully replace your Alcatel 1B 2020's screen.

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步骤 1 Battery

Alcatel 1B 2020 Screen Replacement, Battery: 步骤 1 中的图像 1，3

Alcatel 1B 2020 Screen Replacement, Battery: 步骤 1 中的图像 2，3

Alcatel 1B 2020 Screen Replacement, Battery: 步骤 1 中的图像 3，3

For your safety, unplug all peripherals, discharge the battery below 25%, and power down your device before beginning disassembly.
Insert the opening tool into the seam between the back plastic case and the front screen.
Slide it around the edge of the phone to release the clips holding them together.
Remove the bottom case by hand.

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步骤 2

Alcatel 1B 2020 Screen Replacement: 步骤 2 中的图像 3，3

Place the pry tool between the bottom of the battery and the bracket.
Lift the battery using the pry tool to remove it.

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步骤 3 Rear Camera

Alcatel 1B 2020 Screen Replacement, Rear Camera: 步骤 3 中的图像 1，3

Alcatel 1B 2020 Screen Replacement, Rear Camera: 步骤 3 中的图像 2，3

Alcatel 1B 2020 Screen Replacement, Rear Camera: 步骤 3 中的图像 3，3

Use a Phillips #000 screwdriver to remove sixteen 3.0 mm screws that secure the black plastic bracket.

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步骤 4

Alcatel 1B 2020 Screen Replacement: 步骤 4 中的图像 3，3

Use a plastic opening tool to pry the midframe from the bottom case.
Slide the end of the opening tool around the perimeter of the device to release the clips holding the midframe and bottom case together.
Be careful, the motherboard is located right beneath the midframe.
Remove the midframe from the phone.

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步骤 5

Alcatel 1B 2020 Screen Replacement: 步骤 5 中的图像 3，3

Place a spudger or an opening tool under the camera press connector edge and pry straight up to disconnect it.
Make sure to pry under the edge of the connector itself, and not under the socket on the board. Otherwise, you risk permanently damaging the socket.
Use the tweezers to pull the rear camera out.

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步骤 6 Motherboard

Alcatel 1B 2020 Screen Replacement, Motherboard: 步骤 6 中的图像 1，2

Alcatel 1B 2020 Screen Replacement, Motherboard: 步骤 6 中的图像 2，2

Insert a spudger or opening tool under the edge of the front camera cable connector and pry straight up to disconnect it.
Disconnect the other two press connectors near the red part of the motherboard.

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步骤 7

Alcatel 1B 2020 Screen Replacement: 步骤 7 中的图像 3，3

Use tweezers to remove the motherboard from the phone.

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步骤 8 Front Camera

Alcatel 1B 2020 Screen Replacement, Front Camera: 步骤 8 中的图像 1，3

Alcatel 1B 2020 Screen Replacement, Front Camera: 步骤 8 中的图像 2，3

Alcatel 1B 2020 Screen Replacement, Front Camera: 步骤 8 中的图像 3，3

Place the motherboard to the side.
The front camera ribbon connector was already removed in the previous step.
Use tweezers to pull the front-facing camera from the smartphone.

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步骤 9 Screen

Alcatel 1B 2020 Screen Replacement, Screen: 步骤 9 中的图像 1，3

Alcatel 1B 2020 Screen Replacement, Screen: 步骤 9 中的图像 2，3

Alcatel 1B 2020 Screen Replacement, Screen: 步骤 9 中的图像 3，3

Flip your Alcatel 1B 2020 face up so the screen is facing you.
Slide the edge of the Jimmy between the case and the screen to pry it from the phone.
Insert opening picks under the screen as you work around the edge with the Jimmy to keep the adhesive from reattaching.

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步骤 10

Alcatel 1B 2020 Screen Replacement: 步骤 10 中的图像 3，3

The screen will eventually lift with enough prying.
Flip the device over.
Place a spudger or an opening tool under the edge of the press connector and pry straight up to disconnect it.
Make sure to pry under the edge of the connector itself, and not under the socket on the board. Otherwise, you risk permanently damaging the socket.
Carefully slide the ribbon cable out from the opening at the edge of the frame.

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步骤 11

Alcatel 1B 2020 Screen Replacement: 步骤 11 中的图像 3，3

Flip the device back over.
The LCD screen is very fragile. Be careful when prying and handling it.
The ribbon connector for the LCD screen was disconnected in the previous step, so the screen will pop up using the Jimmy.
Slide the Jimmy between the LCD and the digitizer to separate the two components.
Lift the LCD screen out with tweezers or your hands.