ZIP archive for the HP 280 G1 desktop, around 4 MB, with the name also mentioning FX-ISB-8X, likely the motherboard designation.

Archive for the HP All-in-One 22-dd2019la desktop, product 7C5L2LA, with a 12th Gen Intel CPU on Quanta board DAN14HMB8D0 revision D.

Generic 25.4 MB RAR archive with the vague name hpp pc, which tells nothing reliable about its contents.

RAR archive, 1.21 MB, for the Quanta ZN2 platform used in the HP TouchSmart 310, an all-in-one desktop.

RAR archive for the HP 290 G2 desktop with board number 17514-1, revision A, 6.26 MB in size.

Archive for the HP Z2 Mini G4 workstation, 20.6 MB in RAR format. The name gives only the model and does not say what is inside, so it may hold BIOS images, schematics…

Archive for the HP 110 desktop with the IPM61-TB motherboard, 1.07 MB in ZIP format. The name does not say what it contains, so open it to check whether it is a BIOS…

RAR archive for the Pegatron IPX41-D3 desktop motherboard at version 1.02, likely a schematic for an OEM board used in brand-name PCs.

Archive for the HP TouchSmart 600, 610 and 9300 all-in-one desktops, Quanta project WJ1, board DA0WJ1MB6F0, about 1010 KB in RAR form.

RAR archive of roughly 879 KB labelled only with the board code IPISB-NK, which is a Pegatron mainboard found in some HP all-in-one desktops.