PDF sheet for the BC557 general-purpose PNP transistor, the name giving its minus 50 V and minus 100 mA limits, filed under schematics at 45.8 KB.

Second copy of the BC517 NPN Darlington transistor datasheet, rated 500 mA and 30 V according to the name, also 111 KB in PDF form.

A small 41.5 KB PDF for the 2SD1458, a part number in the Japanese JIS scheme where 2SD identifies an NPN low-frequency transistor.

Part-number document for the 2SJ561, stored as a 160 KB PDF and tagged as a schematic. In Japanese transistor numbering, 2SJ stands for a P-channel FET, so the content…

A small 13.7 KB PDF filed as a schematic but named for the 2SC1384, an NPN transistor under the JIS 2SC prefix, with UTC indicating the Unisonic Technologies version of…

Labelled 40CPQ050, this 55.8 KB PDF is listed as a schematic but the name resembles a semiconductor part number and carries no laptop model, brand or board revision.

PDF documentation, 716 KB, for the 24LC21 dual-mode 1 Kbit serial EEPROM, a chip widely used for EDID storage in displays.

PDF schematic for a board designated Z65, about 1.57 MB, with nothing else in the name to indicate brand, model or revision.

Circuit diagrams for the Z62H board in PDF format, roughly 809 KB in size, with no brand, model or revision stated in the name.

Schematic for the HP Compaq CQ57 on a Foxconn-made board with the project name CHICAGO BR, marked HPC MV MB V2, packed as a RAR containing a PDF.

Schematic in PDF form for the Wistron Cyborg N5-H design, board 19844-1, the number following Wistron's dash revision pattern.

Schematic archive for the Samsung SM-F721B, ZIP of around 1.73 MB, where the BE token likely marks a regional or document subset not explained further.

Schematic diagram in PDF for the Wistron board 19835-1, Gen1, 2.93 MB and apparently the same document circulated under another name. It states no laptop brand or model.

Chapter six of a Spanish mobile-phone repair course covering disassembly and identification of parts, with the number 720 in the title, which may refer to a handset…

Quanta schematic for the Dell Inspiron 3135, project ZM5, board number DA0ZM5MB8D0, revision 3A.

Quanta schematic for the Dell Inspiron 3135, project ZM5, motherboard DA0ZM5MB8D0 at revision 3A, delivered as a 748 KB 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.

Depth camera section of the Samsung SM-A20S schematic, the 5 MP rear sensor, as a 4.63 MB PDF.

Network and cellular RF section of the Samsung Galaxy A12 (SM-A12) schematic, 3.40 MB PDF.

Smartphone schematic page in PDF covering the charger and data circuit, part of a sectioned series of roughly 4.78 MB pages with no model stated.

Component name reference for the Samsung SM-A02S, delivered as a 3.66 MB PDF schematic document.

Dell schematic in PDF for Wistron board 15141-1. The name gives no specific laptop model or revision beyond the board number.

Schematic in PDF for the Dell Alienware M14x, built by Compal on board LA-6801P, revision 0.3, at 1.49 MB. Compal uses the LA-xxxxP numbering for its notebook boards.

Schematic in PDF format for the Lenovo NM-F331 motherboard, revision 01, an LCFC design.

Full schematic PDF for the ASUS TUF B450M-PLUS GAMING motherboard, revision 1.0, 7.59 MB.

Samsung service manual, Level 2 section, for the SM-S901U, revision 1.0 dated 220208, supplied as an 8.44 MB PDF.

Toshiba Satellite A200 and A205 schematic supplied as a PDF. The file name identifies the two models but gives no motherboard number or revision, so check the diagram's…

Toshiba Satellite L500 schematic, a PDF of 996 KB whose name adds the suffix imp, possibly meaning important, though the name does not say.

Sony VAIO schematic for the MBX-149 mainboard, revision 2.0, tagged with the internal model code MS12.

Duplicate copy of a Sony schematic labeled MS01, the same 1.17 MB size as another listing, with a website tag and no board number or revision in the name.

Schematic for the Sony VAIO VGN-FJ series, designed on the Quanta RD1 platform; no revision is given.

Schematic for the Sony VAIO VGN-AR series built on the MBX-176 mainboard, project code M610, revision 2.0.

PCB diagram for the NP-R410 notebook, a model naming pattern Samsung uses, supplied as a schematic PDF of about 1 MB.

Quanta TM7 schematic in a small 192 KB PDF. The size suggests the file may be a partial set of pages rather than a complete board diagram, so check its contents before…

Lenovo X200 schematic in PDF form, 1.23 MB, with an extra imp tag in the name whose meaning is not stated; it matches the size of the other X200 schematic and may be a…

Schematic in PDF for the Dell Latitude E7270 and E7470, which share Compal motherboard LA-C451P.

PDF document for the ASUS FX505DY gaming laptop, 5.39 MB. The file name calls it a boardview, though it is indexed as a schematic, so it is probably a printed component…

PDF schematic of Compal motherboard LA-K321P, revision 2A per the file name. The name does not state the notebook brand or model, so confirm by reading the LA-K321P…

Schematic in PDF format for the Compal-designed LA-D704P laptop mainboard. Only the board number is given, with no brand, model or revision, so the title block should…

Compal LA-F322P schematic in PDF, project SBMLK14 NONAR, marked MB revision R20 A01 and dated 20171229.