F9S motherboard documentation at revision R13, compressed into a 1.26 MB RAR. The MB tag marks it as mainboard material, most likely a schematic, although the exact type…

Duplicate copy of the R13 archive, marked as the second copy, with the same 4.97 MB size as the other R13 files.

RAR archive called R13, 4.97 MB, whose name gives no brand, board number or document type.

HP Pavilion G4 laptop archive, with R13 in the name, probably a model or board suffix that the name does not explain; 1.25 MB.

RAR archive for the HP G4 marked R13 and UMA-DIS, which indicates coverage of both integrated (UMA) and discrete graphics builds.

Archive labelled HP R13 with UMA and DIS variants, meaning it covers both integrated-graphics and discrete-graphics builds of that platform.

Another copy of the R13 archive, numbered (1), identical in size at 4.97 MB to its siblings, and likewise lacking any brand, board or document details in its name.

Apple iPad mini 4G (cellular) archive referencing board 820-3243, with 051-9374 and r1300 also in the name, likely schematic numbering and revision.

ZIP archive for an HP laptop motherboard with the Quanta board number DA0R13MB6E1, revision E.