A video run through of how to replace the battery in your Xperia Phone. This video shows this process using an Xperia Z1, however, the principle is the same
The Sony Xperia Z3 Android 6.0 Marshmallow update is officially rolling out from Sony now, following a beta test and a string of promises dating back to October. Read on for all the details on the Sony Xperia Z3 Android update. Sony Xperia Z3 tips and tricks; Buy now: Xperia Z3 cases and covers from Amazon

Sony Xperia Z3 Compact Screen Assembly. This Sony Xperia Z3 Compact replacement screen includes all of the small parts preinstalled in the assembly, saving time and increasing the quality of your repair. Replace a cracked or scratched front glass panel or malfunctioning LCD display on. $39.99.

Maybe it will work for you! This exact same thing happened to my Z3 including cracked screen replacement. I get the led but it never charges up, I don't get the big battery charging animation. It might be that something went wrong during the screen replacement. I've given mine to a serviceman. Will keep you posted.
Great connectivity of this device includes Bluetooth 4.0 + A2DP, WiFi 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) and NFC to make mobile payments or connection to other devices. Including the battery, the Sony Xperia Z3 Compact (D5833) phone has 129 grams and it's a very thin device, only 8.6mm.
Step 1 Sony Xperia Phone - Service / Test Menu. Enter the following code *#*#7378423#*#* into the dialler. Give the author +30 points! . 217 295 125 148 315 68 243 271 330

sony xperia z3 change battery