Replace HDMI cable tutorial
From Wiki
1. Place the Raspad on the reverse side and Open the Raspberry Pi cover
2. Uncover the silicone pad and unscrew the screw
3. Repeat step 2 until all is complete
4. Open the back cover
5. Uncover the tape
6. Unscrew the screw
7. Unplug HDMI
8. Replace with new HDMI
9. Note the HDMI placement path
10. Screw on
11. Place HDMI in the correct position
12. Note that the line is placed in the correct position
13. Screw all the screws and attach all silicone pads
14. Complete HDMI replacement