Schematic for the HP Spectre x360 built on the Quanta Y0DD platform, board DAY0DDMBAE0.

MSI schematic for the MS-7610 mainboard, provided as a 1.15 MB PDF. The name gives just the MSI board number, with no revision or product name.

Renesas datasheet for the ISL6545A, a synchronous buck PWM controller used to generate low-voltage rails on motherboards and other boards.

Small datasheet in PDF format named only with the number 72290, which does not reveal the component or maker, so the first page must be checked to identify it.

PDF datasheet with the document code DS9045-05, a 175 KB file whose name gives no device, part number or manufacturer, so open it to see which component it covers.

Generic PDF datasheet of 326 KB whose name says nothing about the component, manufacturer or part number, so you must open it to find out what it covers.

Schematic PDF for the Gigabyte GA-H61M-DS2 desktop motherboard; the r201 token most likely refers to PCB revision 2.01.

Datasheet with a document-code style name, DSASL0022097, that does not reveal the component; it is a 333 KB PDF.

Richtek RT8120 datasheet, a 221 KB PDF. The RT8120 is a single-phase synchronous buck PWM controller, used on motherboards and graphics cards to generate rails such as…

Gigabyte GA-B150M-D3H DDR3 motherboard schematic at revision R10, a 1.08 MB PDF that also carries the KHILADI code.

Schematic for the MSI MS-7647 motherboard, board version 0A, provided as a 1.01 MB PDF.

ThinkPad X390 Yoga schematic, project Bumblebee-1, board number 18729-1, provided as a 7.74 MB PDF.