i9505_Unlock_Procedure
1. Downgrade Modem to I9505XXUAMDC
(Flash with I9505XXUAMDC File for Unlock 4.2.2.tar.md5)
2. Wait for Phone to fully bootup, Dial *#9090# and Select [1]DM/DUM over HS-USB,
Phone will auto restart.
3. Wait for Phone to fully bootup, Dial *#0808# and Select USB -> CP, do not exit Menu,
Wait for Ports to Change to: 'Qualcomm HS-USB Diagnostics 9004'
4. Click [Refresh] and [Mobile Info] Buttons, to be sure all is Ok.
5. [Rebuild I**I] number if need.
6. Click [Unlock] Button, Phone will restart.
7. If needed, Use Steps 3 and 4 to Check current Status.
8. Flash Modem back to Original or Upgrade whole Firmware.
Notes:
------
a. Not need to Root Phone.
b. Be Patient, while Phone Reboots and Changes Modes.
(Wait for MTP Nag PopUp when is not in Qualcomm Mode)
c. To check IMEI Dial *#06#
d. To check Firmware Dial *#1234#
i9505_CSB_signed_Fusion3_EUR_16G_0208_V2.pit