micromaxx a075 write error

micromaxx a075 write file error

phone nv read error in upgradedownloader

readed in working phone but write error

Action : Write Flash
Boot : SC8825/6825-EMMC
1.Remove Battery, Insert usb cable, Insert battery
2.power off Phone, Remove & Reinsert Battery , insert USB Cable
(bootkey’s Volume Down or volume up)
Waiting for Phone Usb….
Phone found : SPRD U2S Diag (COM42)
Bootstrap: SPRD3
Connected done.
sending 1st boot…
1st Boot is done.
Waiting for Boot init…
Switching Baudrate to 115200
Sending 2nd Boot…
2nd Boot done.
Waiting for Boot init…
SC Boot Ver : 8820
SC Boot Mode : 8820D000FFFFFFFF
Loading CST Boot image to RAM…
The CST Boot runs normally.
Reading CPU & Flash info…
CHIP : SC8825
CPU ID: 8820D000
EMMC ID : 90014A483447316404
EMMC Size : 4GB, usable capacity: 4.00GB
Boot Information completed.

Programming flash Image …
Error: 0xd4 [wr eMMC]

Action completed
Time taken : 00:00:21
Reconnect Battery/USB Cable
CS-Tool Ver 1.37.03