Hi
i have a dead 6610 phone and i try to full flash. after flash phone was automatically swithed on. then i insert a battery try to switch on but phone cannot swicth on. i can switch on the phone only via griffin cable. what is this problem?
anyone please try to help me to solve this fault.
thank you.

This is your hardware problem! try to check the circuit or the switch!

try to flash mcu+ppm cpfile.or try to use UFS3 Tto flash it.