Top silkscreen layer for the Apex AA9 board, marked as MD revision 2, in a 58.7 KB PDF.

PCB artwork for the top side of an R2 class power amplifier rated around 500 watts into a 4 ohm load, saved as a 177 KB PDF.

Top-side PCB print for a Matrix i4 amplifier rated 250 watts into 4 ohms, tagged langsung print, Indonesian for print directly.

Topic 4 of a Spanish mobile repair course, explaining how to identify the parts of a smartphone, as a 404 KB PDF identical in size to the unnumbered copy.

PDF of about 41.4 KB covering the 5LN01S, catalogued as a schematic but most likely a component datasheet.

PDF datasheet covering the 2SB1651 PNP transistor, 40 KB. The _E suffix most likely denotes an English edition of the manufacturer document, though the file name does…

A 293 KB PDF filed under schematics and titled 28F001, which belongs to the 28F flash memory family, usually a 1 Mbit boot block device.

PDF of 187 KB carrying only the name Richtek, a maker of power management ICs such as PWM controllers, buck regulators and charger chips common on laptop and desktop…

Spanish electronics series El mundo de la electronica, issue number 23, provided as a 1.18 MB PDF.

Labelled 1SS268, this 126 KB PDF appears to be a datasheet for a single component even though the index lists it as a schematic.

Schematic in PDF form for the MIP390D, a board associated with Megmeet, an electronics maker known for power supply and display power modules.

Here is a 570 KB PDF catalogued as a schematic whose name is simply 28010, without any brand or board identifier.

Service manual for LG washing machine model WFT902, also written WF-T902, supplied as a 2.57 MB PDF. The WF prefix points to an LG top-loading washer.