Verifying Checksum : Bad data CRC on Neo1973 (GTA01Bv4)

Joerg Reisenweber joerg at
Wed May 20 17:18:16 CEST 2009

Am Mi  20. Mai 2009 schrieb Vincent de Grandpré:
> Hi folks,
> I am trying to flash the Neo multiple times and wasn't able to have images
> booting completely. I investigated and found that at the bootloader (U-Boot)
> menu when selecting "*Factory Reset*", I get this error at the end of the
> process (after erasing all rootfs/kernel partition) :
> [blablabla]
> *Verifying Checksum : Bad data CRC*
> When I am trying to upload Kernel image of SHR using *NeoTool* wich I wanted
> to test I got the upload starting, then near the end it stops,
> returning *dfu_download
> error -110* (for wich I don't have any information) and the returning result
> on the Neo screen is : *End* of *write exceeds partition end*.
> Lately I had the same problem having the file system *(rootfs)* in but
> erasing the partition using NAND options (*nand erase rootfs*) and uploading
> it again passed thru.
> Now I am wondering... Is my Neo dead ?
> What does it means to have a Bad data CRC doing factory reset ???
> Please help!
> Vincent de Grandpré

question is actually: what is "factory reset" supposed to do?

verbatim quote of the commands and return error would help a lot to 
reproduce / understand your problem.

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