Nokia 7380 circuit diagrams in PDF format, 2.81 MB in size. The file name states the model but no board number or revision.

Sony schematic for the MBX-155 motherboard with the MSS1 project code, marked as revision 0.30.

Schematic diagram in PDF form for Compal board LA-M542P, revision 1.0, packed in a RAR archive of about 3.3 MB.

Apple 820-02841 logic board schematic, a PDF compressed into a RAR archive of about 3.77 MB; the same board also has an uncompressed PDF listed separately.

Acer Aspire 4750, 4750G and 4752 service schematic in PDF format, covering the JE40 HR platform with a 10267 board number at revision 4.

Apple J31 schematic, drawing 051-9585, for logic board 820-3330-B at document revision 3.0.0.

Schematic for the Acer Aspire E5-551G on Compal board LA-B221P, revision 0.3, project code EA50_KV, in a 22.0 MB PDF.

Datasheet-style schematic data in PDF for the Texas Instruments TPS51488, ordering code TPS51488RJER, a small 81.6 KB document.

Samsung Q35 laptop schematic, distributed as a 1.68 MB PDF. Beyond the model, the name gives no mainboard code, revision or platform code name, so confirm the version by…

A compact 49.9 KB PDF for the 2SD2074, with an _E suffix in the name that is not explained and could indicate a language edition or document revision.

Named 2SD2426, this 69.1 KB PDF is filed as a schematic, though the 2SD prefix follows the Japanese JIS code for NPN bipolar transistors and points to a single-part…

Listed as a schematic, this 412 KB PDF carries only the part number 2SK2845 in its name.

PDF reference for the 2SK2339 transistor, 35.9 KB, catalogued under the schematic type.

Catalogued among schematics, the 43.5 KB PDF called 2SJ499's neighbour 2SJ485 refers to a semiconductor part; under the JIS scheme the 2SJ prefix designates a P-channel…

An 82.4 KB PDF bearing only the part number 2SJ188; the 2SJ prefix in Japanese numbering denotes a P-channel field-effect transistor, so this is likely its datasheet…

Named after the transistor type 2SC4646, this 148 KB PDF most likely contains the part datasheet. No board, model or revision is mentioned.

Compact 43.3 KB PDF covering the 2SC5551, a JIS-coded NPN bipolar transistor, even though the catalogue type says schematic.

A 45.1 KB PDF listed under schematics for the 2SC5448, a part number that under the Japanese JIS scheme identifies an NPN bipolar transistor.

A 52.6 KB PDF for the 2SC3933, labelled with an _E suffix and catalogued as a schematic.

A 113 KB PDF for the 2SA1887, a PNP bipolar transistor in the JIS 2SA numbering series.

Component sheet for the 2SA1866 PNP bipolar transistor, stored as a 55.4 KB PDF. The 2SA prefix follows Japanese JIS conventions for PNP devices.

Datasheet for the 2N7053 in a 314 KB PDF, categorized with schematics. The size matches that of the 2N7052 file and both may come from a shared family document, though…

Unisonic Technologies (UTC) edition of the 2N5401 datasheet, a high-voltage PNP small-signal transistor, kept as a 21.0 KB PDF.

Part sheet for the 1SV309 in a 75 KB PDF, indexed as a schematic. Under the JIS naming system 1SV identifies a diode, and Toshiba uses the series for…

Part number 1SV241 names this 62.8 KB PDF, catalogued as a schematic, with no revision or variant noted.

Labelled 1n6762, this 17.2 KB PDF appears to be a datasheet page for a JEDEC 1N-numbered device rather than a circuit diagram.

Datasheet for the 1N5402, a 200 V member of the 3 A 1N5400 rectifier family, kept as a 43.4 KB PDF and listed under schematics. The name states only the part number.

The 143 KB PDF named 225CNQ carries a part family prefix rather than a board number, pointing to a datasheet for a series of power diode devices, even though it is filed…

A 127 KB PDF named after the 200MT40KB, a power semiconductor part code rather than a laptop or board model.

Filed as a schematic, this 112 KB PDF covers the 1SR154 part with 400 and 600 variants named in the title, suggesting one sheet for two grades of the same component.

PDF document of 123 KB titled only 274001, an uninformative numeric name that does not identify the manufacturer or what is covered.

Named 30LJQ150 and filed as a schematic, this 51.4 KB PDF looks like the datasheet for a discrete rectifier, with 150 plausibly indicating a higher voltage grade than…

Memory-related PDF of 88.7 KB, named 29MT050XH and filed under schematics with no brand or board stated.

Filed under schematics, this 357 KB PDF is named after the 25AA640 and 25LC640, which are Microchip SPI serial EEPROMs of 64 Kbit capacity, so it is most likely the…

PDF reference for the 24LC21A, the revised version of the dual-mode DDC serial EEPROM commonly found in monitors and display boards for holding EDID information.

Datasheet PDF of 286 KB covering the 24AA515, 24LC515 and 24FC515, Microchip serial EEPROMs of 512 Kbit (64 KB) on the I2C bus.

Spanish PDF numbered topic 5 on disassembling mobile terminals, roughly 954 KB, part of a phone repair training series. It does not name a specific handset.

Spanish PDF describing the charging process of the J700M, which matches the Samsung Galaxy J7 model code, 976 KB in size.

Display section of the Samsung Galaxy A30s (SM-A30S) schematic, provided as a 4.30 MB PDF.

Samsung Galaxy A02s (SM-A02S) schematic page in PDF covering the LCD backlight circuit, 3.69 MB.