PCB drawing combined with a functional block diagram for the Xiaomi Mi 4S, provided as a 4.86 MB PDF.

Top-side placement drawing in PDF for the Xiaomi M1s mainboard, P3 build. The sheet lists component outlines and reference designators for the upper PCB face and…

Schematic document for the Huawei Honor 4x smartphone, provided as a 1.16 MB PDF; the name gives no board number or hardware revision.

Samsung SM-N950F schematic document, the Galaxy Note8 model code, packaged as a 3.59 MB PDF. No revision or variant beyond the model number is given in the name.

PDF for the Samsung J5 Prime, 5.35 MB, with the brand name written in Persian in the file name.

Schematic set for the Samsung Galaxy Note series, named with the codes SM-N910C, N900H and N900CQ, provided as a 4.49 MB PDF.

Circuit diagrams for the Nokia N82 camera smartphone, stored as a 2.39 MB PDF. Only the model appears in the name, without board number or revision, so compare the label…

Service schematic for the Nokia N79 slider phone, supplied as a 6.39 MB PDF document. The pages are useful for following power distribution from the battery and power…

Nokia 6030 handset schematics stored as a 942 KB PDF. Beyond the model number the name gives no revision or board identification.

Schematic in PDF for the ThinkPad SL410, with the name listing the board codes GC2A-0622, GC1A and CG1B, likely covering related board variants.

Schematic for an IBM-branded X201i, judging by the file name, supplied as a 1.62 MB PDF with no board number or revision given.

Schematic for the Sony PCG-GRS175 notebook, provided as a 645 KB PDF; the name carries no board number, ODM code or revision.

Sony mainboard schematic for MBX-237, version 030 according to the name, delivered as a 2.68 MB PDF.

Schematic for the Quanta AT5 laptop mainboard at revision R1A, supplied as a 1.22 MB PDF.

Circuit diagram for the Lenovo ThinkPad R61 on the DAV3 GENBU5W board design, revision 5.13, in PDF form at about 1.28 MB.

PDF technical document for the Intersil ISL9241, a buck-boost battery charger controller found in many laptops.

PDF schematic for the SM7635 processor, as the name indicates, without any handset or board number given. At 1.97 MB it is readable in any standard PDF viewer.

Schematic for the HP Evo 620 notebook, delivered as a 1.32 MB PDF. The name provides only the model, with no motherboard number, ODM project or revision, so check the…

Repair guide for the P553UJ notebook, abbreviated RG in the name, in a 726 KB PDF. These guides normally combine board photographs, component locations, typical voltage…

Specification sheet in PDF format, 43.9 KB, for the 2SD2177A, the A-suffixed variant of the 2SD2177, with an additional _E tag in the name.

PDF sheet of 38.4 KB for the 2SD2575, with an _E suffix in the file name. Filed as a schematic, it most likely holds datasheet content, because 2SD is the JIS code for…

Part reference sheet for 5HN01C, a compact 26 KB PDF listed under schematics. No laptop model or board number appears in the name.

Datasheet for the 5HP01N part in PDF form, about 27 KB. No device or motherboard is named; the code with an N ending appears to be a package variant of the 5HP01 series.

Component sheet for 5HP01C, a 26.8 KB PDF without any laptop, brand or board number in its name.

Combined datasheet PDF of 210 KB covering the 4N25 to 4N28 and 4N35 to 4N37 optocouplers, although indexed as a schematic.

Small 21 KB PDF covering the 4N39 optocoupler, catalogued as a schematic. The name states only the part number, so the content is most likely a brief datasheet with…

Optocoupler datasheet for the 4N29, with the name indicating revision 4x, supplied as a PDF of roughly 287 KB.

The 2SD1879 is documented in this 94.5 KB PDF, indexed as a schematic yet most likely a manufacturer datasheet for the part.

Component sheet for the 3SK268 supplied as a 32.8 KB PDF and placed in the schematic category. Beyond the part number, the name gives no further detail.

The 3SK219 is covered by this compact PDF of roughly 30 KB, indexed as a schematic but by its name a part datasheet.

A 41.8 KB PDF named for the 2SD2457 with an E tag, filed as a schematic. By the JIS scheme, 2SD marks an NPN bipolar transistor, so expect a component reference rather…

Datasheet-style PDF of 118 KB for the 2SD1898, recorded in the index as a schematic but named after a single component.

A 91.5 KB PDF titled with the JIS part number 2SD1886, which suggests a component datasheet even though the index tags it as a schematic.

Only 28.2 KB, this PDF named 2sk123 is catalogued as a schematic, but the name is a JIS transistor number, so a short datasheet is the likely content.

Listed as a schematic, the 307 KB PDF titled 2SK118 is by name a component datasheet for a Japanese JIS-numbered device.

Documentation for the 2SK2855, a 125 KB PDF catalogued as a schematic, with no details in the name besides the part number.

Document for the 2SK2841, a JIS-style part number whose 2SK prefix marks an N-channel FET.

A 418 KB PDF named for the 2SK2742, an N-channel field-effect transistor under the Japanese JIS 2SK prefix, placed in the schematic category.

Indexed as a schematic, this 139 KB PDF actually concerns the 2SK2715, an N-channel field-effect transistor according to the Japanese JIS 2SK prefix.

A 137 KB PDF for the 2SK2714 with a 1-5 suffix that the name leaves unexplained, possibly an edition or page range.