Em nhận máy MBV , dùng ATF flash lại lỗi, mất boot .
Em đã repair boot lại nhưng flash vẫn lỗi, giờ máy lên treo NOKIA trên màn hình màu đỏ .
Bác nào làm OK chỉ em cái.
Đây là log :
Windows Phone 8 Flashing Started
Loading Flash Files Please Wait...

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Windows Phone 8 Lumia Flasher
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If the Phone is ALIVE
1. Power On the Phone and Connect it to the USB Port

If the Phone is DEAD
1. Connect Phone to the USB Port
2. Press and Hold the VOLUME DOWN and POWER Buttons
3. Wait until the Phone Vibrates Shortly...
4. Stop Pressing the Buttons...
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Version: 1.1.1.3
Product Code: 059S357
Module Code: 0205435

Boot Flash Mode Successful...

Phone Info Query Start...
Blocks Returned: 0x07 Blocks
Block ID 0x01 : 00241000
Block ID 0x02 : 00240000
Block ID 0x03 : 00E90000
Block ID 0x05 : Nokia.MSM8227.P6036.1.2
Block ID 0x0D : 0001
Block ID 0x0F : 0301010100000101FF
Block ID 0x10 : 0100030000
Checking SD Card Size...
Card Size: 0x00000000
Checking Platform Security Status...
Platform Secure Boot Status: Active
Secure FFU EFUSE Status: Active
Debug Status: Active
RDC Status: Not Active
Authentication Status: Not Active
UEFI Secure Boot Status: Active
Checking Secure FFU Mode...
Secure FFU Mode : SYNC + ASYNC
Query Flash App Information...
Flash App Information: 02010C011700
UEFI App: FLASH APP
Flash App Protocol Version: 1.12
Flash App Implementation Version: 1.23
Query ROOT KEY HASH...
ROOT_KEY_HASH: F771E62AF89994064F77CD3BC16829503BDF9A3D506D3FACEC AEF3F808C868FD

Sending Image Signatures...
ERROR: Flash Signature Block REJECTED!
This Flash File is NOT COMPATIBLE with this Phone.
ERROR: Flashing Failed!

Đã chạy ver cao nhất đúng code mà ko được . mong ae giúp đỡ .
Em cám ơn.