How to Repair the Cracked Nokia Lumia 720 Screen

Last week, one of our readers told us that his Nokia Lumia 720 slipped from his pocket.  He was very unhappy on the situation that the LCD display has no problem and the device worked fine except there was an obvious crack on touch screen digitizer. Can the broken Lumia 720 screen be replaced? How much it will cost? He asked. Yes, people who cracked the Nokia smartphone screen can try to contact the local Nokia Care to know the exact cost of the spares and any additional repair charges, as this will not be covered under Warranty. Of course, you can also DIY repair your Cracked Lumia 720 Screen to save some of your money.

[caption id="attachment_6020" align="alignnone" width="225"]How to Fix the Cracked Lumia 720 Screen How to Fix the Cracked Lumia 720 Screen[/caption]

Today, we make this guide which will walk you through each step of taking apart your Lumia 720 and explain how to change the cracked screen.

 

This guide will help you replace the following Lumia 720 part(s):

1. Nokia Lumia 720 screen Assembly (Including the LCD Screen & Touch Screen Digitizer)

2. Nokia Lumia 720 battery

Tools Required to DIY Fix the Cracked Screen on Lumia 720:

1. T4 Screwdriver.

2. Case open tool.

3. Plastic card.

 

Nokia Lumia 720 Screen Repair Guide:

1. Protect the phone screen with a plastic protective film.

[caption id="attachment_5990" align="alignnone" width="300"]Protect the phone screen Protect the phone screen[/caption]

2. Remove the SD Card Tray.

[caption id="attachment_5991" align="alignnone" width="300"]Remove the SD Card Tray Remove the SD Card Tray[/caption]

3. Remove the SIM card.

[caption id="attachment_5992" align="alignnone" width="300"]Remove the SIM card Remove the SIM card[/caption]

4. Unscrew the screw in the order shown.

[caption id="attachment_5993" align="alignnone" width="300"]Unscrew the screw Unscrew the screw[/caption]

5. Prepare to release the display with the plastic pry tool.

[caption id="attachment_5994" align="alignnone" width="300"]Release the display Release the display[/caption]

6. Remove the top part of the screen which is shown in the picture.

[caption id="attachment_5995" align="alignnone" width="300"]Remove the top part of the screen Remove the top part of the screen[/caption]

7. Release the left side of the rear housing.

[caption id="attachment_5997" align="alignnone" width="300"]Release the left side of the rear housing Release the left side of the rear housing[/caption]

8. Release the 4 clips on the right side of the device.

[caption id="attachment_5998" align="alignnone" width="300"]Release the 4 clips Release the 4 clips[/caption]

9. Lift the top end of the screen up.

[caption id="attachment_5999" align="alignnone" width="300"]Lift the top end of the screen up Lift the top end of the screen up[/caption]

10. Open the battery connector.

[caption id="attachment_6000" align="alignnone" width="300"]Open the battery connector Open the battery connector[/caption]

11. Release the top parts of the heatspreader. And then peel off it.

[caption id="attachment_6001" align="alignnone" width="300"]Release the top part of the heatspreader Release the top part of the heatspreader[/caption]

[caption id="attachment_6002" align="alignnone" width="300"]Remove the top parts of the heatspreader Remove the top parts of the heatspreader[/caption]

12. Lift up the battery.

[caption id="attachment_6003" align="alignnone" width="300"]Lift up the battery Lift up the battery[/caption]

13. Unscrew the 3 screws in the order shown.

[caption id="attachment_6004" align="alignnone" width="300"]Unscrew the 3 screws Unscrew the 3 screws[/caption]

14. Lift up and remove the Antenna.

[caption id="attachment_6005" align="alignnone" width="300"]Lift up and remove the Antenna Lift up and remove the Antenna[/caption]

15. Remove the top end of the RF coax cable.

[caption id="attachment_6006" align="alignnone" width="300"]Remove the top end of the RF coax cable Remove the top end of the RF coax cable[/caption]

16. Remove the 4 screws in the order shown.

[caption id="attachment_6007" align="alignnone" width="300"]Remove the 4 screws Remove the 4 screws[/caption]

17. Open the side key flex connector.

[caption id="attachment_6008" align="alignnone" width="300"]Open the side key flex connector Open the side key flex connector[/caption]

18. Turn the motherboard over as shown and open the screen connector.

[caption id="attachment_6009" align="alignnone" width="300"]Open the screen connector Open the screen connector[/caption]

19. Disconnect the USB connector.

[caption id="attachment_6010" align="alignnone" width="300"]Disconnect the USB connector Disconnect the USB connector[/caption]

20. The motherboard can be separated from the screen assembly.

[caption id="attachment_6011" align="alignnone" width="300"]Seperate the motherboard from the screen assembly Seperate the motherboard from the screen assembly[/caption]

21. Remove the RF coax cable holder.

[caption id="attachment_6012" align="alignnone" width="300"]Remove the RF coax cable holder Remove the RF coax cable holder[/caption]

22. Open the bottom end of the RF coax cable. And then remove the cable from the RF coax cable holder.

[caption id="attachment_6013" align="alignnone" width="300"]Remove the cable from the RF coax cable holder Remove the cable from the RF coax cable holder[/caption]

23. Release the flex cable ribbon.

[caption id="attachment_6015" align="alignnone" width="300"]Release the flex cable ribbon Release the flex cable ribbon[/caption]

24. Release the ear speaker.

[caption id="attachment_6016" align="alignnone" width="300"]Release the ear speaker Release the ear speaker[/caption]

25. Remove the ear speaker gasket.

[caption id="attachment_6017" align="alignnone" width="300"]Remove the ear speaker gasket Remove the ear speaker gasket[/caption]

26. Remove the side key flex.

[caption id="attachment_6018" align="alignnone" width="300"]Remove the side key flex Remove the side key flex[/caption]

27. Remove the adhesive on the display frame and separate the screen assembly from the screen frame. And then you can replace the screen for your Lumia 720.

[caption id="attachment_6019" align="alignnone" width="300"]Remove the adhesive and replace the lumia 720 screen Remove the adhesive and replace the lumia 720 screen[/caption]

 

Notice:

To replace this Lumia720 Digitizer Touch Screen, professional equipment and skills are required. Individual users are not recommanded to replace it by themselves.

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