Not a BIOS request per se, but closely related. Please bear with me

A while ago I found an old Lenovo Thinkcentre M720q in pieces in the electronics scrap bin at work. There was only some minor damage to the case, so collected everything and brought it home to let it dry and see if it still worked. It did

Unfortunately Computrace has been activated on it. Since I'm using it as an emulation console with Lakka now, it's no big deal, but would be nice to get rid of the annoying message popping up when entering the UEFI setup, and also learn something along the way....

This specification for the HP xw6600 Intel Xeon Quad Core 5430 2.66GHz 2GB/250GB No Graphics DVD+/-RW WVST Bus Workstation can be useful for upgrading or repairing a desktop PC that is not working. As a community we are working through our specifications to add valuable data like the xw6600 Intel Xeon Quad Core 5430 2.66GHz 2GB/250GB No Graphics DVD+/-RW WVST Bus Workstation boardview and xw6600 Intel Xeon Quad Core 5430 2.66GHz 2GB/250GB No Graphics DVD+/-RW WVST Bus Workstation schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated...

This specification for the DELL Latitude 5430 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 5430 boardview and 5430 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for DELL Latitude 5430...

This specification for the DELL Latitude 5430 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 5430 boardview and 5430 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for DELL Latitude 5430...

This sums up discussion related to Lenovo P14s Gen5 in this thread. Credits go to Sbaro and especially Maxpower3. The locked dump is attached.

The device is based on NM-F871 motherboard with Nuvoton NPCK397 series controller. The motherboard also contains three BIOS chips: two different Winbond chips for main BIOS and external EC flash, and also a Gigadevice chip which purpose I do not know. The password information is contained directly in controller and thus can be manipulated by reprogramming it, so reprogramming BIOS chips is technically not required, however you may wish to make...