Early two months, it was exposed that one Motorola Atrix 2 MB865 owners for AT&T had success to repair ATT atrix 2 brick by refreshing the boot.img. Today I find the method on one forums, now share the way here with everyone. Hope this is useful for you!
Steps of how to fix the AT&T Motorola Atrix 2 brick .AT&T Cell Phone Problems and Solutions
1. Download the Zip package here to your PC
Unzip the package, then you will get a complete system, then compiled it as system.img under Linux with tool mkyaffs2image.
2. once you success to Compile the system, it will displays that when flash root as below:
D:\ed>fastboot flash boot boot.img
sending ‘boot’ (8192 KB)… OKAY
writing ‘boot’… OKAY
D:\ed>fastboot flash system system.img
sending ‘system’ (341230 KB)… OKAY
writing ‘system’… INFOPreflash validation failure
erasing ‘userdata’… OKAY
erasing ‘cache’… OKAY
1.yaffs experts (Thissoftware is used to run on Andrews mobile, it can packaged or unpack the system.img file, if there is no computer installed Linux, you can run the software on the phone to do an alternative, then Download the above system dump.tar and unzip it into your phone’s memory card, then set the ng directories and parameters , then system.img will can be generated)
2.moto-to fastboot (this is a specialized flash tool to unlock B, its usage is the same as the fastboot, but it seems the moto-to fastboot will skip img efficacy validation. Ans it divide the system.img more than 400M of into 2 package of more than 200M, and then flash them into the ROM, if so, we streamline the packaged ROM , anddisposably flash it into the device, then we will successfully save the atrix 2 brick? AT&T Motorola Atrix 2
4. Download the yaffs experts here
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