Reference PDF, 170 KB, for the 2SD1525 transistor, listed under schematics. Japanese JIS designation 2SD identifies an NPN bipolar device meant for low-frequency work.

Reference PDF for the 2SD1453 transistor, catalogued as a schematic though the name points to a part datasheet.

Transistor documentation for the 2SC4678 in a 220 KB PDF file, sorted into the schematic category.

PDF of 214 KB for the 2SC3328, an NPN bipolar transistor under the JIS naming system, catalogued here as a schematic though the content is likely a datasheet.

15cljq045 is a 73.1 KB PDF that the index treats as a schematic, though its name matches the part-number format of International Rectifier or Vishay Schottky rectifiers.

PDF of 122 KB covering the 40MT140P, indexed under schematics. Like its siblings in the MT series, it is a power module datasheet, most likely for a bridge rectifier…

Earlier issue of the HP Pavilion G4 schematic for the Quanta R23 motherboard, revision 1A, dated January 28, 2011, supplied as a PDF of about 1.3 MB.

Gigabyte GA-M57SLI-S4 motherboard schematic for revision 2.03A, supplied as a PDF in a 962 KB RAR archive.

Schematic for a small daughter board, the Alpine sensor board numbered LS-E543P, with the project code CIUYA_YB in the name.

Samsung GT-I9500 schematic set in a 14.1 MB PDF, a sizeable document likely covering many sheets.

Desktop motherboard schematic for the Biostar A55MLC2, listed with board code AA55K-M1S at revision 7.1, in an 805 KB PDF; the index tags the brand as ECS.

Laptop board schematic from Compal for the LA-8862P, labeled revision R0.2, in a 969 KB RAR archive.

Schematic for the HP 15-ay series on the BDL50 project, Compal board number LA-D704P, as a 2.4 MB PDF.

Samsung schematic archive for the SM-A307FN model, the Galaxy A30s variant, packed as a 3.24 MB ZIP and labelled ok in the name, indicating the contents were checked.

Schematic set for a Compal GA-316 board tagged with the Gigabyte brand, packed in a 2.06 MB RAR archive.

PDF schematic for a board identified only as Z65. The name gives no brand, model or revision, so check the code printed on the PCB to make sure the document applies.

Schematic for Compal motherboard LA-6951P, revision 1.A, compressed to 1.30 MB in RAR format.

Schematic for the Dell Inspiron 15 3567 notebook, designed by Wistron under the Vegas project name for Skylake and Kaby Lake processors, with project number 15341 and SD…

Schematic for the Microsoft Surface Pro 4, board X911788-009, for the version fitted with the Intel Core i7-6650U processor.

Schematic diagrams for the Sony VGN-C22CH laptop, provided as an 881 KB PDF. The name does not give a board number or revision, so check the title block inside for the…

Schematic diagrams for the Wistron Storm 2 motherboard, revision R-1, compressed into a 1.57 MB RAR file.

Sony schematic set in PDF form covering two related Vaio motherboards, MBX-269 and MBX-268, with the name also listing the codes HK5 and HK6.

Laptop schematics for the Dell Adamo XPS 13, with the name pointing to a Foxconn design labelled H800, delivered as a 1.09 MB RAR archive containing PDF sheets.

A 329 KB PDF titled 2SC3324, indexed as a schematic though the name matches a transistor datasheet.

PDF schematic for an HP Pavilion dv5 with an AMD processor platform. The file name lists no motherboard number, ODM project or revision, so read the title block on the…

Schematic in PDF form titled R60, 1.63 MB, with no brand, board number or revision given in the name.

Zipped PDF schematic for the HP Pavilion dv6, Quanta board DA0UP6MB6F0, with the name referring to the UP6 and UP7 projects.

Schematic whose name points to a C462M model and Compal board LA-3781P, followed by the tag IHLVX, which may be a project code.

Board-level schematic for the HP Compaq CQ40, labelled with the VITAS project name. No board number or revision is given in the file name, so open the title pages and…

Early revision r5.0 of the MS-V372 schematic, a PDF stored in a 1.33 MB RAR archive; no product name is given.

Sony schematic for the MEX-BT5000 car stereo with Bluetooth, provided as a 6.75 MB PDF with no version indicated.

Quanta SP7 schematic, revision 1A, for the HP ENVY 15, delivered as a 908 KB PDF. Quanta identifies its laptop motherboards with short project codes such as SP7, printed…

PDF schematic for the Xiaomi Redmi 9T, the name indicating that PCB layout pages accompany the circuit diagrams, file size about 2.33 MB.

Schematic set for the Quanta motherboard DA0GD5MB8E0, compressed as RAR. Quanta laptop boards carry DA0 codes, in which the letters after DA0 give the project code, here…

Schematic for the Dell XPS 13 9360, a Compal design with project code CAZ70 and board number LA-F051P, for the Kaby Lake ULT platform, revision A00. The RAR is 1.56 MB.

Schematic for a Samsung Galaxy Core Plus, labelled gt 18580, a 5.99 MB PDF. The model code likely corresponds to the GT-I8580 Galaxy Core Advance or a similar unit, but…

Network RF section of the Samsung SM-A10 schematic, a 2.25 MB PDF. It follows the cellular radio chain from transceiver through power amplifiers, antenna switch and…

Schematic (esquema) in PDF for the HP Pavilion dm4 notebook, motherboard 6050A2435101. The 6050A number format belongs to Inventec-designed HP boards, with the trailing…

PDF schematic labelled 1008HA, provided as an unlocked copy with document restrictions removed, which allows printing, copying and text search.

Datasheet for the 2N3055, filed here under schematics as a 39.8 KB PDF. The 2N3055 is a classic NPN silicon power transistor, usually in a TO-3 metal can, found in…