How to replace the worn/ old / broken Xperia Z3 LCD screen? This video will tell u. The skill and repair tools are showed here.
Replacement Parts for Sony Xperia Z3 : https://witrigs.com/d9ihg
OEM LCD for Sony Xperia Z3 : https://zegsu.com/s/di8sb
What you should do:
Step 1 Free the back cover (secured by adhesive sticker)
Step 2 Remove the loudspeaker assembly
Step 3 Remove the battery
Step 4 Release the cable connector and bracket
Step 5 Free the screen cable
Step 6 Remove the LCD screen with digitizer
Tool:
1. Heat gun or hair dryer - https://zegsu.com/s/dj44c
2. Suction cup - https://zegsu.com/s/dj2cm
3. Two guitar picks - https://zegsu.com/s/dj2t0
4. Spudger - https://zegsu.com/s/dj437
Tips:
1. For avoid damaging the inner cables, do not put the guitar pick into the phone over 3mm.
2. Putting the old back cover back, you need a new back cover adhesive sticker.
3. Install the LCD screen; you need a new front housing adhesive sticker.