bibikalka1

> I wonder if there is a 0 ohm resistor bridging the pins together somewhere nearby, for when the pins are unpopulated. @cseufert Was anyone ever able to use this...

@SuperThunder @zack4485 To add to your 4 y.o. conversation, here is a way to write any BIOS to the flash chip through software, including the modded one: https://github.com/SuperThunder/HP_Z420_Z620_Z820_BootBlock_Upgrade/issues/12 One person...

@jerrywoohu Software only method: https://github.com/SuperThunder/HP_Z420_Z620_Z820_BootBlock_Upgrade/issues/12

If anyone still needs this - can upgrade ME to 8 (or downgrade to 7) using the official HP tools: https://www.techpowerup.com/forums/threads/hp-workstations-owners-club.254315/page-13#post-5251044

> @bibikalka1 Great find! I will give it a trial using your method. Since my machine is already in ME 8, brute force flashed with a SPI programmer (thus not...

> @bibikalka1 After reading more of your other posts, need a clarification about "Exit the Manufacturing Mode" by restoring the original "ME/GBE" contents. Does that mean you fall back to...

@BillDH2k A few clarifications. So HP offered ME8 since J208 version, that's the BIOS version in MEBLAST8 if you look at the end of the bin file where the boot...

@BillDH2k OK. I verified J350, it is the 1st BIOS that only has 1 v2 stepping - 306E4. Looks like HP cleaned it up before rolling this out commercially. The...

@BillDH2k Man, that's a lot of legwork! Not sure if one can fish out the ME version from the BIOS dump without flashing it back. I tried to look for...

@BillDH2k I started a fresh issue, please see the attached bios mods, and the instructions in there: https://github.com/SuperThunder/HP_Z420_Z620_Z820_BootBlock_Upgrade/issues/13 Many thanks in advance!