x1 flash error (ANSWERED)

[.::intel32::.]

MXKEY [MxKey Team HTI Flasher Interface (WinUSB) 4], SN: C0853F61
Using device: HTI, FW ver: 00.50, SN: 00003458
Connection status: UHCI:HUB:USB 2.00 (Full-speed)
Driver: WinUSB, ver: 3.5.1.0
Module ver: 1.0.0.19815(08-01-2012), Library ver: 1.0.0.13716(10-01-2012)
Do not disconnect or abort this operation otherwise phone will be damaged.
Device synchronized.
CPU: XGOLD 110
Using embedded SBL from MCU.
Sending EBL Loader ...OK
Sending EBL ...OK
Getting EBL Version ...
Boot mode: 0xCC
EBL version major/minor: 10.24
EBL version : Default_RAM_Bootloader
Set baud rate to: 921.60 Kbit/s
Flash ID: 0020 8804 [ST 58LR128U,128 Mbits]
Processing file: rm713_005.440
Downloading item CODE:hw_b1_rm713_r05.440.fls, num block: 3, size: 5.58 MB
Erasing area 0x00000000-0x00005FFE ...OK
Programming completed in 0.579 s
Erasing area 0x00800000-0x00BEFFFE ...OK
Programming completed in 1 min 16.140 s
Erasing area 0x00C5D000-0x00DFB6FE ...OK
Programming completed in 31.735 s
Checksum mismatch: Phone calculated 0xB296, software calculated 0xCD0A
Processing file: rm713_005.44mi
Downloading item CUST:hw_b1_rm713_005.44mi.fls, num block: 1, size: 5.08 MB
Erasing area 0x00100000-0x00613B7E ...OK
Programming completed in 1 min 38.718 s
Checksum mismatch: Phone calculated 0xA4BF, software calculated 0x2A75
Processing file: rm7130_nai05.44mi_nlt
Downloading item CUST:hw_b1_rm7130_nai05.44mi_nlt.fls, num block: 1, size: 1015.45 KB
Erasing area 0x00E60000-0x00F5D0BE ...OK
Programming completed in 19.031 s
Checksum mismatch: Phone calculated 0xC446, software calculated 0x47F4
Total time for flashing process(boot+erase+write) was 5 min 43.875 s

this is sw\hw problem? can help anybody

[gbluez]

try different file.
if still the same error, check phone HW (flash chip)

BR