A small 51.5 KB PDF carrying the part number 2sc5147, catalogued as a schematic but almost certainly a component datasheet for that NPN transistor.

Listed as a schematic, this 28.7 KB PDF is named only after the part number 2SC5681, which in the Japanese JIS scheme marks an NPN bipolar transistor, so it is most…

PDF sheet, 47.9 KB, named for the 2SC4070 transistor and filed as a schematic. JIS naming assigns the 2SC prefix to NPN bipolar transistors; package, maker and…

Datasheet-style PDF of 101 KB for the 2SA1731, indexed under schematics but named only by part number with no device or board information.

Datasheet-sized PDF, 46 KB, listed as a schematic for the part 2PA1774J, with the trailing 2 most likely a document revision.

Covering the 6A05 to 6A10 series, this 198 KB PDF appears to be a datasheet for a family of 6 A rectifier diodes rather than a device schematic.

At only 53.7 KB, this PDF named 85hq is listed as a schematic and carries no brand or board information.

A 41.4 KB PDF named 35sgq045 and filed under schematics, though the name points to a component part code rather than a motherboard.

Only the part-like code 35scgq030 describes this 46.6 KB PDF, filed as a schematic. No laptop model, brand or board revision is indicated, so it is best treated as a…

The 78.6 KB PDF 30SLJQ045 is labelled a schematic, yet the name follows the pattern of a rectifier diode part number, pointing to a single-part datasheet.

Indexed as a schematic, the 51.2 KB file 30SCLJQ045 appears to be a single component datasheet for a rectifier, sitting between the 030 and 060 voltage grades in this…

A small PDF filed as a schematic, named only 30FQ, which reads like a component part number rather than a board or laptop model.

The 71.5 KB PDF called 25L4004 is catalogued as a schematic, yet its name follows the style of a serial memory part number, so it is most likely a chip datasheet.

Circuit diagram in PDF form for a mainboard coded Z84J, with no manufacturer or model given in the file name.

Schematic document for a Z62HA mainboard, delivered as a 1.15 MB PDF. The name carries no brand, platform or revision information, only the board code with its HA…

Dell N5110 laptop schematic in PDF format, 1.45 MB, a model sold in the Inspiron line. The name gives no board number, revision or ODM.

Samsung SM-F700F schematic set, delivered as a 2.06 MB ZIP, the model code belonging to the original Galaxy Z Flip. No board revision appears in the name.

Duplicate of the Spanish lesson on CDMA and FSK, numbered 5 and 474 KB in PDF format. It covers code division multiple access and frequency shift keying, two key…

PDF schematic for a sub board, labelled A015 and marked ORG, which typically indicates an original rather than redrawn document.

Schematic section in PDF for the handsfree, meaning the headset or wired earphone jack circuit, from an unnamed sectioned set of roughly 4.77 MB pages.

Schematic section for the Samsung SM-A02S smartphone covering the handsfree audio circuit, supplied as a 1.79 MB PDF.

Lenovo IQ3X0IL document for LCFC board NM-B511 revision 1.0, named as a boardview but stored as a small PDF, so it is probably a printed component placement view rather…

Schematic PDF for Dell motherboard LA-7931P, a Compal-designed board identified by the LA-xxxxP code, at 1.29 MB. No revision or laptop model is given in the name.

Schematic in PDF form for a Sony laptop motherboard with the Quanta code DA0HK9MB6D0, revision 1A.

Schematic PDF titled BM5070, 2.45 MB, with no brand, model or revision in the name. BM5070 appears to be a board or project code, so check that the same marking is…

Schematic in PDF for the Acer A315 laptop on the Quanta Z8G platform, board number DA0Z8GMB8D0, with revision 1A and Rev. F noted in the name.

Samsung schematic covering the R530C and R730C notebooks, which per the name share one board design, delivered as a 972 KB PDF.

Schematic document for the Samsung P10 notebook in PDF format, 6.94 MB in size; the name shows only the model and a website tag.

Second copy of the Quanta MK 2.0 schematic: the 834 KB size and the (1) suffix point to a duplicate of the same PDF, so one copy is usually enough.

Duplicate copy of the ThinkPad L412 schematic for Quanta board GC9A, shown by the (1) suffix and identical 904 KB size.

Schematic for the Lenovo Yoga Slim 7 14ITL05 laptop, designed by Quanta under the LS2B project code.

PDF schematic for a board identified as CG190PI, version 1.00, about 2.83 MB. The name does not give the laptop brand or model, so CG190PI is most likely the motherboard…

PDF schematic identified only by the code Z8IA, which in Quanta numbering is a project name.

PDF schematic for the ARDOR Gaming NEO N15-I5ND410 laptop, built on the NP50RNAB platform with SM in the name likely denoting the service manual or schematic set.

Electrical part list in PDF form, 24.3 KB, with no model, brand or board number in the name, so the matching device has to be identified from the document itself.

Lenovo F40 circuit diagram supplied as a PDF, drawn for Compal board LA-3061 with the HGT30 project code and marked revision 0.1.

Decrypted circuit diagram in PDF form for MSI V328, revision code 62, probably PCB revision 6.2.

MSI V328 schematic for revision code 61, most likely PCB revision 6.1, supplied as a decrypted PDF that opens in any PDF reader.

Circuit diagram for the MSI MS-V360 graphics card board at revision 6.0, provided as a PDF of about 993 KB.

Schematic PDF for the NVIDIA GTX TITAN, reference board PG600, revision B02. PG numbers are NVIDIA's own reference PCB codes, and partner cards built on the reference…