k770i firmware

[elmerare]

hello can anyone help me ?
i have k770i db2010 cid53 red r8c004 suddenly it stopped working
when i turn on the phone it only shows a grey screen and vibrates
not turning on
i have tried xs++ but i dont know while flashing where to upload the files of main firmware and file system .which files should i upload and from where.or which directory i give in the firmware box so that flashing could be completed
one more thing is there any other way to repair my phone ?

hello, the K770 is a DB2020 model, in the download area find firmware for flashing your phone in this case being FarManager cid 53 as well as you said.

Downloads - K770 - Top Sony
Downloads - k770custpack - Top Sony

Far Manager