c414r network lock [done][Reference]

procedure:
COM connection
Connect phone to box with Samsung Micro UART cable;
Insert battery;
Press and hold power button.
.................................................. .............................
USB connection
Disconnect battery;
Press buttons "volume up" and "lock" on phone;
Connect phone with cable directly to motherboard USB port.

done.....

procedure:
COM connection
Connect phone to box with Samsung Micro UART cable;
Insert battery;
Press and hold power button.
.................................................. .............................
USB connection
Disconnect battery;
Press buttons "volume up" and "lock" on phone;
Connect phone with cable directly to motherboard USB port.

done.....