The 2SK657 datasheet, filed as a schematic, is a 35.7 KB PDF; the 2SK prefix identifies an N-channel FET in the Japanese semiconductor numbering scheme.

Component reference for the 2SD1235 in a 117 KB PDF, indexed as a schematic. JIS numbering assigns the 2SD prefix to NPN bipolar transistors intended for low-frequency…

Named 2SC4599, this 129 KB PDF is filed with schematics but reads as a part-number datasheet for a JIS-designated device, where 2SC means an NPN bipolar transistor for…

A 91.7 KB PDF bearing the JIS part number 2SC4437, catalogued as a schematic. The 2SC prefix classifies it as an NPN bipolar transistor for high-frequency use, so the…

Datasheet-style PDF for the 2SC4105, 92.7 KB, catalogued as a schematic. Following the Japanese JIS designation system, 2SC marks an NPN bipolar transistor, and this…

A 467 KB PDF covering the 2SC5066, listed as a schematic but named after a JIS-designated NPN bipolar transistor, so expect a datasheet with ratings, curves and package…

Component datasheet in PDF form, 87.9 KB, for the 2SC3899. The JIS numbering system uses 2SC for NPN bipolar transistors, which fits a part specification better than a…

A 260 KB PDF dedicated to the 2SC5376, an NPN bipolar transistor in the Japanese 2SC series.

PDF file of 231 KB for the 2SA1586, catalogued as a schematic but named after one discrete semiconductor.

The 2SA1438 transistor is described in this 133 KB PDF, which the index files under schematics.

Covering the 2SB1018A, this 233 KB PDF is indexed as a schematic but describes a single transistor.

A 171 KB PDF catalogued as a schematic for the 2N6379, with an RE suffix not defined by the file name.

PDF reference sheet of 59.1 KB for the 2N3702, a transistor from the JEDEC 2N numbering series, catalogued under schematics.

Circuit schematic for the Dell Vostro 3300 laptop, a 1.05 MB PDF. No board number or revision is given in the file name, so read the title pages to identify which ODM…

PDF schematic, 950 KB, named only U6V. The name gives no brand, board number or revision, so confirm what it covers from the document title block.

PDF schematic labelled SL410, 1.32 MB, with no brand, motherboard number or revision in the file name.

Archive with the uninformative label H0222-SE, 401 KB in RAR format, giving no device brand, model or content type.

Boardview archive for the Huawei MateBook X laptop, compressed as RAR, with no board number or revision stated in the name.

Boardview for the Sony VAIO SVF15 laptop, Quanta board DA0HK9MB6D0 with project code HK9, in a 96.9 KB ZIP.

PDF circuit diagram for the Quanta-made motherboard DAZ8EMB18A0, revision A, the final letter of the board code.

Boardview for a board identified only as GH5AD2D, version 1.0; the name gives no brand or device.

PDF schematic of about 2.6 MB titled only Metro, which is probably a project code name; the name gives no brand, model or board number.

Quanta schematic for a project coded ZN5, in PDF format. The name gives neither the laptop brand nor the model, so identify the target machine by finding the ZN5 code on…

ZIP archive, 1.29 MB, for the Quanta X81 project, with no brand, revision or contents given in the name.

Dell Latitude 5520 archive for an 11th Gen Intel version, with the reference 19819-1, which matches the style of a Dell board number but is not confirmed.

Archive for the Dell Inspiron 8200 laptop on the Compal LA-1221 motherboard. Compal uses LA codes as its ODM board numbers, so look for LA-1221 on the PCB silkscreen.

Datasheet PDF of 538 KB labelled with literature code SDLS194. The name states no device, family or revision, so identify the part from the title page; SDLS codes are…

Board layout file for the ASUS UX431FA, main board 60NB0MB0-MB2140, in BRD format at 285 KB.

Quanta schematic for the ZM3 project, board DA0ZM3MB8D0 at revision 3A, in PDF form. Quanta board numbers start with DA0 followed by the project code and MB, and the…

Schematic in PDF form for board DAZQSAMB6F1, revision F. The name gives no brand or model.

Schematic in PDF identified only as NS4KU01 with a VB tag and a timestamp of 17 April 2017, 09:00.

Boardview in CAD format for Quanta board G3MQ, part number DAG3MQMBAE0, revision E. Quanta labels its boards with DA-prefixed numbers, where the letters in the middle…

PDF schematic for the ASUS TUF GAMING Z690-PLUS WIFI D4 motherboard (RG variant per the name), archived as 1.53 MB RAR.

Boardview for the Pegatron P0JAC2 motherboard, revision 2.0, supplied as a BRD file inside a 6.13 MB RAR archive.

Datasheet in PDF form for the component identified as 5Q1265RF, 235 KB in size. The name gives only the part designation, so read the document for its pinout, ratings…

CAD boardview for the ASUS X705UQ laptop motherboard, revision 22, provided as an uncompressed 1.24 MB file.

Schematic PDF of 1.14 MB named for J250F, with no brand or board revision in the name; SM-J250F follows Samsung's Galaxy J2 Pro style numbering.

Schematic in PDF form for the Huawei MateBook X, contained in a 1.38 MB RAR archive. The name gives only the model and states no board number or revision, so verify…

English-language component location map for the Apple 820-01814 logic board, a 2.70 MB PDF.

Scanned photos of Apple logic board 820-01598, with J213 and X1536 identifiers, as a 1.33 MB PDF.