PDF schematic for the Lenovo Yoga 900-13ISK (listed under ThinkPad in the name), LCFC project BYG40, board NM-A411 revision 1.0.

Motherboard schematic for the Acer Nitro 5 AN517-52, built by Compal with project code FH51M and board number LA-J871P.

PDF schematic for Compal board LA-K661P revision 1.0, 3.45 MB, with no laptop brand given in the name. LA-prefixed numbers follow Compal's scheme.

Schematic for the Samsung NP-M70 notebook in a 4.24 MB PDF. The name states only the model, with no board code name or revision, so the drawing should be checked against…

Small 37.9 KB PDF for the 74HC4050, a hex non-inverting buffer from the high-speed CMOS family, often used as a level shifter because its inputs can accept voltages…

Component documentation in PDF for the SPP17N80C3, a high-voltage N-channel MOSFET listed in the name as 800 V and 17 A.

Component document in PDF for the 2SK2555, filed under schematics although the part number points to a discrete semiconductor rather than a board.

Reference PDF of 218 KB for the 2SC4754, indexed as a schematic but named after a single semiconductor part.

Catalogued as a schematic, this 240 KB PDF carries only the part number 2SC4200 in its name, which points to a component datasheet rather than a board diagram.

Listed as a schematic, this 28.7 KB PDF is named only after the part number 2SC5681, which in the Japanese JIS scheme marks an NPN bipolar transistor, so it is most…

PDF sheet, 47.9 KB, named for the 2SC4070 transistor and filed as a schematic. JIS naming assigns the 2SC prefix to NPN bipolar transistors; package, maker and…

Component sheet in PDF format for the 2SA1541 transistor, 39.2 KB in size. Only the part number appears in the name, so no board, device or manufacturer can be inferred.

Compact 99.3 KB PDF dedicated to the 2SA1732, a part number following the Japanese JIS scheme in which 2SA denotes a PNP bipolar transistor.

Brief 41.1 KB PDF for the 2SA921, with an _E suffix in the name that likely marks an English-language edition, though that is not certain.

Component document in PDF form, 47 KB, named 2PA1774 with a suffix 2 that likely denotes the sheet issue.

Filed as a schematic, this 531 KB PDF carries only the bare number 28040 in its name, with no manufacturer, device model or revision stated.

At only 53.7 KB, this PDF named 85hq is listed as a schematic and carries no brand or board information.

Only the code 35sgq060 is given for this 47.7 KB PDF, which is categorised as a schematic.

Indexed as a schematic, 35cgq100 is a 44.1 KB PDF whose name resembles a semiconductor part code rather than a board number; no device, brand or revision is given.

At only 23.6 KB, this PDF named 30WQ04FX is probably a brief datasheet or ordering note for a discrete rectifier, despite being indexed as a schematic.

Circuit diagram in PDF form for a mainboard coded Z84J, with no manufacturer or model given in the file name.

Schematic document for a Z62HA mainboard, delivered as a 1.15 MB PDF. The name carries no brand, platform or revision information, only the board code with its HA…

Sony VAIO laptop schematic for the MBX-266 motherboard, provided as a 1.13 MB PDF. MBX numbers are Sony's own designations for VAIO mainboards, while the actual board…

Compact zip archive of 1.10 MB holding a schematic, named only with the model code x6812 and listed under Tecno and Infinix.

PDF schematic for LCFC board NM-F861, used in a Lenovo laptop. The NM-xxxx numbering belongs to LCFC, the Lenovo and Compal joint venture responsible for many Lenovo…

Spanish-language course chapter on basic electronics, provided as an 817 KB PDF and apparently the same content as the numbered topic 2 of the series.

Portuguese list of common defects and possible solutions for reported problems, written as a troubleshooting guide.

Samsung SM-A20S schematic section dedicated to the LCD backlight, 4.62 MB PDF. It covers the backlight driver circuit, its boost coil, diode and capacitors, and the…

Schematic section for the 13 MP wide rear camera of the Samsung SM-A20S, provided as a 4.64 MB PDF.

ASUS desktop motherboard schematic for the P5KPL-AM, with an IN suffix that likely marks a regional variant.

Schematic in PDF form for a Sony laptop motherboard with the Quanta code DA0HK9MB6D0, revision 1A.

Schematic in PDF for the Acer A315 laptop on the Quanta Z8G platform, board number DA0Z8GMB8D0, with revision 1A and Rev. F noted in the name.

Block diagram and layout document for the Samsung SM-S901U, dated 220203, stored as a 3.41 MB PDF.

Schematic in PDF form for the Toshiba Satellite 1200 notebook. The file name gives only the model, with no motherboard number or revision, so compare the board markings…

Samsung Q20 schematic, a 5.24 MB PDF whose name lists the model and a website tag but no board number or revision.

Schematic for the Lenovo Yoga Slim 7 14ITL05 laptop, designed by Quanta under the LS2B project code.

Schematic diagram in PDF for the Gigabyte GA-H110M-S2 motherboard, revision 1.0, built around the Intel H110 chipset that the model name indicates.

Schematic PDF named only 6002 series, with no brand, model or board revision given. The 3.72 MB document could belong to a chip family or a product range of that number…

ASUS F82 laptop schematic, supplied as a PDF compressed inside a RAR archive of about 1.3 MB.

Component layout drawing for the A145F handset, packed as a 1.19 MB PDF and filed alongside the schematic of the same model.