Update: Flash did work and I could start the PC, SN number is wrong but the BIOS is unlocked. ESC error persists but at least I can set it to just a info and 15 sec start delay, so remote restart will work.

Will see that I get the correctly edited BIOS and a fix for the ECS issue in the other SUB Forum.

BR

Berun

Quick update on my progress and what I have learned so far:

The inconsistent reads I got initially were clearly caused by using the SOIC clip in-circuit. After reading more into it , it seems the board (PCH / EC / power rails) interferes with the SPI bus, so the dumps were basically unreliable , the board was even blinking an error code while the reader was connected so definitely something was awake on the board while doing so.

In the meantime I gathered some more info and analysed my 8 different dumps:

• I was able to recover my original serial from the inconsistent

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Hello All,

I tried to read the the BIOs chip(GD25B127DSIG) on the mainbord of an HP EliteDesk 800 G6 mini, because the BIOs had an Admin Lock and I got the "HP Endpoint Security Problem" Screen at every startup which is not very useful when I want to use the PC as a Compute Unit for my home media system somewhere in the cellar, so it should perform a restart without any interactions.

I only have the CH341APro Programmer available and did the 3V hardware Mod on it before I tried to read the BIOS chip.

I read the Chip on board 8 times (with power...