Repair guide for the Asus X450JN notebook in a 1.01 MB PDF. The motherboard revision is not stated in the name, so confirm it from the document.

Schematic for the ASUS K42JR laptop, revision 2.0, as a 2.69 MB PDF. No motherboard code is given, so confirm the revision printed on the PCB matches 2.0 before relying…

Schematic diagram for the Apple iPhone 4S, supplied as a 1.34 MB PDF. It is useful for following signal paths and supply lines, locating the circuits behind faults such…

Schematic for the Dell Latitude 5401, Compal board LA-H171P with the project code EDC42, a Coffee Lake-H platform with UMA graphics, board revision A00 dated 2019-03-20.

Schematic PDF of about 990 KB with a generic messaging-app style filename that gives no model information, though board number 6050A2364601 has been identified for it.

Schematic PDF for the HP TX1000 notebook. The file name gives only the model, with no board number, ODM project code or revision, so confirm the motherboard markings…

Repair guide for the G750JH gaming notebook, RG in the name, in a 999 KB PDF. Such guides typically show the mainboard with highlighted parts, expected voltages at test…

Small 197 KB PDF for the Gigabyte GA-Z170X-Gaming G1, revision 1.0, labelled as boardview despite the PDF format.

Schematic PDF for the ASUS PU551JA laptop motherboard, revision 2.0, about 5 MB. The diagrams show power rails, the charger and PWM controllers, embedded controller…

Datasheet-style PDF for the BU2508DX, roughly 80 KB, indexed under schematics. This is a well known horizontal deflection transistor for CRT TVs and monitors, and the D…

Schematic package for Samsung model A047F, which matches the Galaxy A04s numbering, in a 2.01 MB ZIP archive.

Another copy of documentation for the 2SD1458 NPN transistor, stored as a 48.8 KB PDF under a lowercase file name.

Datasheet-style PDF for the 2SK1412LS, a Japanese 2SK-series N-channel field-effect transistor, filed in the index under schematics.

A compact 21.2 KB PDF titled after the 2SC4080, stored as a schematic but best treated as a transistor datasheet. JIS numbering uses 2SC for NPN bipolar transistors.

Small PDF of 25.0 KB dedicated to the 2SC4064, catalogued as a schematic. Going by JIS semiconductor numbering, 2SC marks an NPN bipolar transistor; the name gives no…

Named for the 2SC4003, this 79.4 KB PDF is listed as a schematic but appears to be a transistor datasheet.

A 129 KB PDF filed under schematics, though its name, 2SC3807, is simply a transistor type number.

English-edition datasheet, judging by the _E suffix, for the 2SB1599 PNP bipolar transistor, 43.5 KB in PDF.

Reference PDF for the 2SA1127 transistor, 41 KB, filed in the schematic category, with an _E suffix in the name whose meaning is not stated.

Toshiba-style part number 1SV264 names this 65.3 KB PDF, which the index lists under schematics.

Small 70.2 KB PDF for the 1SS396 component, placed in the schematic category. Given the 1SS numbering, the Japanese series for small-signal diodes, it is most likely a…

This small PDF of 164 KB lists the 6A05G to 6A10G range, a naming style typical of general-purpose 6 A axial rectifier diode families, so it is almost certainly a…

Catalogued as a schematic, this 61.8 KB PDF is identified only by the code 70u, with no laptop model, board number or revision stated.

A small 56 KB PDF filed under schematics, named only 40CPQ080. The name looks like a component part code, not a motherboard number, and it states no device, brand or…

PDF document of 202 KB named 25CTQ, a series-style code with no voltage suffix, so it probably covers a family of related components in datasheet form.

A 128 KB PDF named 25C256, which matches the pattern of a serial memory chip part number, so this is most likely a chip datasheet placed in the schematic category.

Circuit diagram for the Compal LA-B843P laptop mainboard, supplied as a 4.10 MB PDF. Nothing beyond the board code appears in the name, so no model, brand or revision is…

Schematic in PDF form for the IBM ThinkPad R40 laptop, roughly 1.45 MB. The file name gives no board number or revision, so compare page headers with the markings on…

MSI MS-7C59 motherboard schematic, revision 1.0, supplied as a PDF of about 7.5 MB. The circuit pages let you follow the power sequencing, the CPU and memory supply…

Schematic diagram in PDF form, packed into a 3.02 MB RAR archive, for board 15235-1, a number matching the Wistron numbering pattern.

Zip archive of schematic material for the Huawei Mate 20X phone, per the name. Phone service schematics like this usually show the PMIC rails, battery and charging path…

Schematic PDF for the HP EliteBook Folio 9470m, Inventec board 6050A2514101-MB-A03. Inventec uses the 6050A numbering for notebook boards it builds for HP.

Schematic in PDF, packed in a 2.75 MB RAR, for the Compal motherboard LA-L655P. No laptop model or revision is given beyond the board number, which follows Compal's…

Schematic package for the Samsung Galaxy S23 Ultra, model S918B, supplied in a 1.81 MB zip.

Small 179 KB PDF named 3M-3006, classified as a schematic but without any device or brand information in the name.

Revision 1 of the Motorola Edge Plus service manual, a sizeable 36.9 MB PDF. Motorola service documentation usually covers specifications, disassembly and reassembly…

Schematic for the Apple iPhone 7 Intel version, meaning the variant with an Intel baseband modem, in a 1.27 MB PDF.

Headset or hands-free section of the Samsung Galaxy A30s (SM-A30S) schematic, a 2.31 MB PDF, somewhat smaller than the other pages in the set.

Samsung SM-A11 schematic excerpt covering the 5 MP ultrawide rear camera, as a PDF of 4.34 MB.

Schematic PDF for a Dell 15-inch DDR4 laptop motherboard, board number 223032-1, model not stated. The pattern points to Wistron, which designs many Dell boards.