Schematic drawings for MSI motherboard MS-7301, archived as RAR at about 2.75 MB. The file name carries just the board number, without revision or chipset information.

Y500 schematic in PDF for board LA-8692P, a number in Compal's format, meaning Compal manufactured this mainboard.

Laptop schematic in PDF for the HP ProBook 4540s. The name does not give the ODM board number or revision, so open the title block and compare it with the code printed…

Very large 7z archive of 1.61 GB whose Russian name simply means schematics, with no brand, model or board number given.

Document for the Texas Instruments BQ24727, a 181 KB PDF filed as a schematic. The BQ24727 is a notebook battery charge controller with SMBus control, frequently found…

Panasonic schematic for a power supply and inverter board, part TNP4G469AG, associated with the KM09 chassis, supplied as a 594 KB PDF.

A 386 KB PDF covering capacitors and inductors, filed as a schematic but by its name an educational reference rather than a device diagram.

Electrical schematic for the Motorola XT1543, a Moto G (3rd generation) variant, as a PDF; the title is in Portuguese (esquema elétrico).

Topstar M42G schematic, revision A, dated 11 March 2008 per the name, supplied as a 1.36 MB PDF.

Components diagram for the Xiaomi Mi 4C, a 10 MB PDF that shows where parts are placed on the main board.

Schematic diagram for the Xiaomi Mi 2A smartphone in a 792 KB PDF. Use it to follow how the power management circuit feeds the processor and peripherals, to locate…

Repair guide in PDF for the ASUS K54LY laptop, catalogued as a schematic, 674 KB in size.

Samsung SM-G930F schematic in PDF format, 3.71 MB. Service schematics of this kind map the PMIC outputs, charger circuitry, display connector, camera, audio and radio…

Circuit diagrams for the Nokia 7610 Symbian camera phone, stored as a 1.31 MB PDF. The name gives only the model, without a board number or revision, so check the main…

Nokia 6230 schematic set in PDF format, 1.34 MB. Only the model is indicated; there is no board number or revision in the name, so check the main board's printed code…

PDF schematic for the Lenovo ThinkPad SL410K, 1.58 MB in size. The name names only the model, without board number or revision, so compare the label printed on the…

Circuit diagram for the Lenovo ThinkPad SL410 in PDF format, about 1.32 MB. No board number or revision appears in the name, so verify the motherboard markings before…

Schematic document named V6J, about 2.13 MB in PDF format. The name supplies only this project code, with no brand, board number or revision, so the title block should…

Quanta ZQG schematic covering the Acer Aspire 4253, revision 1A, in a 1.30 MB PDF. Quanta identifies its designs with short project codes, and the mainboard normally…

Short 34.2 KB PDF for the 2SD2261, an NPN bipolar transistor from the 2SD family, catalogued as a schematic though the content should be a brief datasheet.

Covers the 2SD601A, an NPN bipolar transistor from the JIS 2SD series, in a 43.1 KB PDF file.

A small 33.3 KB PDF covering the 2SD330 transistor, listed as a schematic though it documents a single discrete part. The name carries no other details.

Datasheet for the 2SD2650 transistor, a 29.7 KB PDF filed in the schematic category. The file name states the part number and nothing else.

Datasheet for the 2SD2223, in PDF form at 133 KB and indexed as a schematic. The name identifies only this transistor type.

A 43.6 KB PDF tied to the 2SD1820, including an E suffix that the name does not explain.

A 44.1 KB PDF for the base 2SD2177 transistor, the name also carrying an _E suffix. The 2SD prefix in the Japanese JIS scheme marks an NPN bipolar device for…

A 27.0 KB PDF bearing the part code 5LN01SS, stored in the schematic category. The name carries no other information; the LN letters in this family seem to mark the…

Compact 27 KB PDF named 5HP01M, catalogued as a schematic but pointing to a single semiconductor component.

A 171 KB PDF for the 4N39 and 4N40 optocouplers, listed under schematics but in practice a component datasheet.

Labelled 2SD2526, this 192 KB PDF contains reference data for a Japanese-coded transistor rather than a device-level circuit.

For the 2SD2499 transistor, this 269 KB PDF provides component-level data despite its schematic category.

This datasheet PDF of 179 KB covers the 2SD2480 transistor and contains no further detail in its name.

A 100 KB PDF for the 2SD1685, categorised as a schematic but named in the manner of a single-part datasheet.

Named for the 2SD1618 transistor, a 116 KB PDF listed as a schematic but most plausibly the part's datasheet.

Carrying only the part number 2SD1885, this 93.4 KB PDF is filed as a schematic, though it reads as a transistor datasheet by name.

Reference PDF for the 2SD1882, a JIS-registered Japanese semiconductor, filed in the index under schematics although it is most likely a component datasheet.

Component documentation for the 3N246, a 43.6 KB PDF indexed as a schematic. The name follows the JEDEC 3N numbering used for four-terminal semiconductor devices, and…

PDF for the 2SD1992A NPN transistor, indexed as a schematic though the name points to a part datasheet.

Component datasheet in PDF form, 57.8 KB, for the 2SD1478, though the index files it under schematics.

The entry, 366 KB in PDF format, is named 2SK161 and, despite its schematic label, should contain the datasheet for that JIS-coded component.