How to Repair a Cracked Samsung Galaxy S4 Mini Screen

Although it’s a little more complicated to tear down the Samsung Galaxy S4 Mini than the Galaxy S4, it’s still not much difficult to repair a cracked S4 Mini screen. Follow the steps below and you’ll know how to give your S4 Mini a new look

Samsung Galaxy S4 Mini Cracked Screen Repair Guide

Tools and new replacement part:

Small Phillips Screwdriver

Case Opening Tool

New Samsung Galaxy S4 Mini Screen Assembly with Frame

Step 1

Power the Galaxy S4 Mini off.

Power the Galaxy S4 Mini off

Step 2

Remove the back cover.

Remove the back cover

Step 3

Take out the battery.

 

Step 4

Use small Phillips screwdriver to undo ten screws securing the rear housing.

undo ten screws securing the rear housing

Step 5

Use case opening tool to release the clips on rear housing starting at USB port.

release the clips on rear housing

Step 6

Remove the rear housing.

Remove the rear housing

Step 7

Disconnect the three flex cables.

Disconnect the three flex cables

Step 8

Gently lift up the charging port flex cable and remove it.

lift up the charging port flex cable and remove it

Step 9

Disconnect the three flex cables connecting the earphone jack, front facing camera and ear speaker & proximity sensor.

Disconnect the three flex cables

Step 10

Lift up the silver metal shield to remove the front facing camera and ear speaker & proximity sensor.

Lift up the silver metal shield

remove the front facing camera and ear speaker & proximity sensor

Step 11

Lift the mainboard around the outside edge carefully.

Lift the mainboard around the outside edge

Step 12

Open the mainboard up gently because there is a flex cable connecting the mainboard with the display.

Open the mainboard up gently

Step 13

Disconnect the display flex cable to remove the mainboard.

Disconnect the display flex cable

Step 14

Take out the earphone jack.

Take out the earphone jack

Step 15

Disconnect the flex cable to remove the SIM card tray and SD card reader contact.

Disconnect the flex cable

Disconnect the flex cable

Step 16

Use screwdriver to lift up the SIM card tray and SD card reader contact, and remove them.

lift up the SIM card tray and SD card reader contact

Step 17

Remove the metal plate securing the display flex cable.

Remove the metal plate

Step 18

Lift the vibrating motor with the help of screwdriver.

Lift the vibrating motor

Now only the broken Galaxy S4 Mini screen assembly with front housing is left. You can replace it with a new one and reassemble the phone in reverse order above.

Galaxy S4 Mini screen assembly with front housing

Note: If you have a new Galaxy S4 Mini screen assembly without the front housing, you need to heat up the screen to separate the front housing from the screen and transfer the front housing to the new screen.

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