You heard the motor tones, so what exactly is not working? The motors are not spinning?
Here is a previous thread on esc calibration:
https://community.dojofordrones.com/t/solved-calibrating-escs-pixhawk/532
Make sure you have :
- used the correct firmware.
- have the correct motors in the correct locations with the correct props
- correctly wired the drone and double check soldering.
- run through all the calibrations
Use a VOM for testing conductivity and voltages.
Sometimes the copper bullet connectors don’t make perfect contact so you might need to scrape the surfaces