Here Pinout For Qualcomm models

[alcooper]

This is correcto pinout checked in Z140:

Samsung Pin

 

[gody2]

For me the working pinouts for Z500 (tested by me) are :

10 - USB D- USB pin 3
15 - USB D+ USB pin 2
19 - GND USB pin 4
16 - Vcc USB pin1
9 - connected to Vcc

(on display on the phone is shown one little pc)