Hi,

I have a laptop where the EC chip died and I don't have the dump of the EC chip. I have made a dump of the SPI BIOS chip.
Additionally I have a dump of a similar laptop to use as reference, with same build id, feature byte, and prod id, for which I have made a dump of both the EC and SPI.

I have tried multiple ways to flash my defective laptop with a modded EC from the other working reference laptop replacing serial number, and I have also tried flashing both BIOS and EC from the reference laptop with/without changed serial number. The laptop boots and I can...

Re: Rebuild broken UEFI/BIOS for Lenovo L560

Thanks a lot for your time, though it did not work. I have given up on the motherboard. Wasted too much time on it now.

Re: Rebuild broken UEFI/BIOS for Lenovo L560



Ok, i gave it a shot, after seeing the video.
I found the correct older ME version and used the Bios Image Tool to vreate a new version of my bios, replacing the ME section with the clean one, but without luck.

2 solder pads are loose now, arrrghh ...

Re: Rebuild broken UEFI/BIOS for Lenovo L560

Thanks, but i don’t think i am experienced enough to understand what to do with it.

From looking into my dump, i can see that the ME version is the newest, but when trying to use MEAnalyzer it fails, which tells me that the computer crashed during the ME flash.

Looking into the bios version, i can see that this is a lot older version, telling me that the computer did not get started flashing the BIOS region.

Though i am not sure about above at all, and if my thinking is correct.
I would...

Rebuild broken UEFI/BIOS for Lenovo L560

Hi,

Can someone help me rebuild my BIOS?

During bios update the computer shut down and have not been able to boot since.

I have desoldered the bios chip and saved a backup of what was on it.

I have tried loading several bios images i have found, but without luck. Some results in black screen and 100% fan speed. Other results in the computer just lighting the power button, as if it was, on but nothing else happens.

I did try to rebuild my bios dump, using UEFITOOL and the bios...

Re: New Members - please post your introductions here

Hi, Casper from Denmark. Finding this page very useful and surprised by the activity in the niche i was looking for, which is bios programming.