Service manual PDF for the Audio Pro Ace Bass B2-50 subwoofer, named with the sub and sm tags.

For the 2SC3597 transistor, a 119 KB PDF filed as a schematic but containing component data.

The 2SC4867 is documented in this 127 KB PDF, which sits in the schematic category. No board, model or revision appears in the name.

The 2SC4861 datasheet appears to be what this 117 KB PDF contains, although it is filed in the schematic category. Only the part number is stated.

PDF part sheet for the 2SC5577, 40.7 KB, catalogued with schematics. The name gives only the part number and says nothing about the maker or revision.

Full schematic set for the Quanta OT2 motherboard, revision 1A, as a 984 KB PDF, in contrast to the partial OT2 excerpt listed separately.

Compal LA-6161P motherboard schematic, revision 1.0, a 1.25 MB PDF. LA-xxxxP numbers are Compal board codes, and Compal builds these boards for many notebook brands; the…

Schematic for the Fujitsu Amilo Pa1538 notebook, with the board referenced as PTB50 and the further token X500 in the name.

PDF schematic for the Lenovo IdeaPad Y430 built on the Compal LA-4141P mainboard. The LA- prefix with a P suffix is the usual Compal board numbering, found printed on…

Schematic in PDF form for a board identified as 71R-NH4CU6-T810 revision B, with a second code 71R-C14CU4 also mentioned in the name, delivered as a 987 KB RAR archive.

Schematic diagram for the MSI GTX 1650 Ti MXM graphics board MS-V378, document E4905-A00, early revision 1.3, in PDF format.

A 1.43 MB PDF copy of the Quanta N91A mainboard schematic, revision 1A, for PCB number DAN91AMB6D0.

Quanta MK schematic labeled version 2.0, an 834 KB PDF that opens in any PDF reader. The name does not state the retail laptop model, only the Quanta board code and…

Schematic for the Samsung Galaxy A21s, model A217F, provided as a 6.22 MB PDF. The F suffix marks the global variant.

Schematic for the Dell Latitude 7270 laptop, platform code AAZ50, motherboard LA-C451P, a 3.47 MB PDF.

Schematic set for the Gigabyte P35-S3 desktop motherboard tagged 10, packed as a PDF inside an 842 KB RAR archive.

HP Pavilion 14 schematic based on Quanta board Y11C in the DIS S variant, which carries discrete graphics, stored as a 2.36 MB PDF.

Datasheet for the 40MT160P, 122 KB PDF, catalogued here as a schematic. Devices with the MT designation in this series are power modules, commonly three-phase bridge…

Compal LA-A994P schematic, revision 1.0, for the HP Pavilion 15, saved as a PDF of about 983 KB.

Schematic for the Sony MBX-149 mainboard, ODM project MS13-1-01, revision 1.1, compressed into a 1.72 MB RAR file.

PDF for the 2SK1739A, 197 KB, listed as a schematic. The 2SK prefix follows the Japanese JIS designation for N-channel field-effect transistors, and the trailing A…

A 155 KB PDF bearing the part number 2SC4734 and nothing else. The 2SC prefix belongs to the JIS/JEITA system for NPN bipolar transistors, so despite the schematic label…

Datasheet PDF of 125 KB for the 2SC4854, placed under schematics in the index. Only the part number is given in the name.

Audio Pro Ace Bass A101 service manual, with the int tag suggesting an integrated amplifier, though the name does not state this firmly.

Laptop schematic for the BenQ S72, designed by Inventec under the Grasshopper 3.0 project name, in PDF format.

Quanta U83 schematic at revision 1A, a fairly large 2.46 MB PDF that likely holds a full set of mainboard sheets.

Circuit schematics for the Nokia 3650 smartphone in a 1.13 MB PDF; the name does not state a revision.

Spanish guide, 213 KB PDF, whose title translates as how to read Samsung firmware. No model or board is named, so it is a general how-to rather than a dump or schematic.

Schematic for the Samsung X20 notebook, with Cygnus-C named as the project or board code name, delivered as a 1.64 MB PDF.

PDF schematic for the Dell Vostro 1500, file size about 909 KB. Several copies with different sizes exist for this model, which suggests different board revisions or…

MSI MS-7610 motherboard schematic in PDF format, about 1.15 MB. The name lists only the board number, with no revision, date or chipset, so the title block on the pages…

Schematic for the Samsung A500, supplied as a 1.44 MB PDF with a JahanIC tag in the name that marks the source collection.

Hi-fi 2.1 amplifier schematic credited to SeahorseDIY, in a 688 KB PDF. It covers a stereo-plus-subwoofer layout, likely with the crossover or filter stage feeding the…

A 29.4 KB PDF for the 2SJ569LS, catalogued as a schematic though it is named in the style of a component datasheet.

PDF of 77.6 KB named 2SD1620 and filed with schematics; the name carries nothing beyond the part number, which points to a component datasheet.

Reference PDF for the 2SK1457, filed under schematics and 122 KB in size. The file name carries only the part number.

Schematic for the Quanta FL3 motherboard at revision 1A. The brand and model are not stated, so identify the laptop from the code printed on the board.

Samsung Torino 2 circuit diagram for boards BA41-00727A and BA41-00728A, MP 1.0 from 2009-03-09, tagged Q45, packed as a PDF within a RAR file.

Quanta schematic in PDF for the W03Z board, revision 1A, as given in the name. No laptop brand or model is stated, so identify the machine by the silkscreen on the PCB…

Schematic for the Compal LA-6901P motherboard found in the Acer Aspire 5750 and 5750G and the Gateway NV57H, a 1.79 MB PDF.