Kindle 4 Motherboard Replacement

ID: 158312

Description: My Kindle 4 had a motherboard issue and did not...

Steps:

1. Follow the Screen Replacement tutorial up to Step 4
2. Open the back cover
3. Remove the front cover
4. Disconnect the battery

5. Disconnect all flex cables from the board
6. There are 4 connectors to unclip:
7. Right buttons
8. Left buttons
9. Screen
10. Battery

11. Unscrew the board from the back
12. 3 Torx screws on this side

13. Unscrew the plastic casing from the front
14. 2 screws

15. Heat the plastic piece to help unglue it
16. Turn the device and push the piece out through the casing

17. Unscrew board from the front side
18. That’s another set of 2 screws !

19. The board has no more screws left, but it is still glued to the casing
20. Use some more heat to weaken the glue
21. Lever the board to unglue
22. Then, remove it by sliding it out

23. Here is what it looks like with EMC shields removed
24. Don’t try to remove the shields on your new board, they are directly soldered, and you risk damaging the whole PCB.

25. If you have another device from which you extract the new motherboard, run steps 1 to 7 again
26. Place the new motherboard
27. Before closing it back, test the device
28. Replug all connectors, connect the battery last
29. The LED should blink green upon battery reconnexion
30. Try turning the device on

31. Unplug the battery again
32. Rescrew the board
33. Replug the battery
34. Reassemble the plastic piece holding the buttons, the front cover, and the back cover