Intel SPI Programming Guide in PDF form, 913 KB, catalogued under schematics although it is a reference document rather than a board diagram.

PDF of 329 KB named 25C040, indexed as a schematic although the name points to a 25-series SPI serial EEPROM, where 040 conventionally denotes 4 Kbit capacity.

PDF of 99.2 KB titled 25C64-128 and stored with schematics, apparently covering 25-series SPI serial EEPROMs in 64 and 128 Kbit densities.

Here is a 323 KB PDF named for the 25AA040, 25LC040 and 25C040, a Microchip family of 4 Kbit SPI serial EEPROMs; despite the schematic label it is a datasheet.

Although catalogued as a schematic, the name points to a firmware image for a Realtek RTS5452 USB-C controller, labelled U35 and WIN4 with CRC32 0x4D8B1FCD; the small 55…

PDF of only 14.4 KB with the name 25C010, kept in the schematics section. By common naming, 25C010 refers to a 1 Kbit SPI serial EEPROM, though the file states no…

Short 170 KB PDF titled ME Region, indexed under schematics, without any board or brand named.

Schematic for the Lenovo CE475 board, NM-A861 revision 1.0, used in the ThinkPad E475, in PDF format inside a 1.45 MB RAR archive. NM-numbered boards are LCFC designs.

Schematic in PDF form for the NSBW140X board, compressed into a RAR archive of about 1003 KB.

A short PDF of 170 KB titled ME region, catalogued as a schematic but most likely a reference or guide about the Intel Management Engine section of the SPI flash, since…

PDF schematic for the Dell board numbered 12127-1M, a Wistron-style ODM number, compressed into a 1.22 MB RAR archive.