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I check the board with the thermal camera. The telephony chip, dialog sc14446 has a specific point getting hot. This is a good sign it's faulty. I have a lot of experience with boards of various type (gpu, motherboard, etc ..) ... when a corner is much hotter of the rest of the chip, there is...

Second part.

This is the missing part:

Do you suspect it changed the booloader? Because, I use recovery exe from avm to restore the firmware 8.02. A thing I notice were errors in the nand

Hi, I bought this 7590 on ebay as faulty just for fun. As described by the seller, it is actually in bootloop. So, first thing, I try to use the recovery exe from avm ... and everything was ok. But it still is in a bootloop. Anyway I soldered the uart pins and so this is the log: Anything...