UL50AT circuit diagram supplied as a 1.23 MB PDF. The file name gives only the model code, without brand, mainboard number or revision, so compare the schematic title…

Schematic PDF tagged M9A0 with an MP suffix, generally meaning mass production, the final released design.

Schematic PDF with the uninformative name M7V, 1.29 MB, carrying no brand, model or board number.

Schematic for an Intel H61 desktop motherboard identified in the name as H61MXE, with H61M06 also listed, in PDF form within a 1.35 MB RAR archive.

Service manual for the Panasonic TH-L32X50D LCD television, a large 23.6 MB PDF as the sm suffix indicates.

PDF schematic named AS7100, which likely refers to an Acer Aspire 7100, although the name confirms neither brand nor board number.

Repair guide in PDF format for the ASUS K42JR notebook, packed in a 387 KB rar archive.

Schematic diagram for a device identified only as Z60s, packed in a 770 KB zip; the name states no brand.

PDF schematic for the Quanta motherboard DA0QUAMB6E0 at revision E, in a 1.80 MB zip. It is useful for tracing power rails and the power-up sequence, checking the…

Lenovo ThinkPad T440p document, labelled SOVP with V101, EC009 and 0815, which likely refer to a version, an EC reference and a date code, though the name does not…

Lenovo K860 schematic diagram and service manual, distributed as a 752 KB RAR archive. The filename states no board number or revision.

Schematic in PDF for the Acer Aspire A315-31 laptop, Quanta board DA0Z8PMB8D0 revision D.

Jetway 615TCF motherboard schematic, a PDF of roughly 547 KB; the name states no revision.

Schematic set for the Quanta JW6 and JW7 motherboard designs, with an rb tag in the name whose meaning is not stated.

Samsung laptop schematic for the Praha platform, SRI variant, revision 1.0, provided as a 1.19 MB PDF.

Samsung Galaxy J2 schematic for the SM-J200F model, supplied as a 746 KB PDF. Technicians rely on such diagrams to trace supply rails, identify the charging IC and its…

Top-side board drawing for the Xiaomi Mi 4 LTE phone, a compact 42.9 KB PDF indicated by the board_up label.

Schematic in PDF for the Samsung UA19F4000AR, a small LED TV, on chassis U86B, about 12.2 MB.

Gigabyte GA-G31M-ES2L desktop motherboard schematic, 1.21 MB PDF. The name gives no PCB revision, so check the revision printed on the board, as Gigabyte often released…

A 648 KB PDF schematic covering the Acer Aspire 5332, 5732, 5732Z and 7715 family. The file name gives no motherboard number or revision, so check the title block inside…

Schematic PDF for the Nokia Asha 200 mobile phone, about 1.8 MB. The name gives no board revision.

Schematic for a Nokia phone listed as model 26110 in a 1.87 MB PDF. The number as written does not match a familiar Nokia model, so it may be a typo for another handset…

Schematic PDF for the Lenovo IdeaPad Z500, 1.43 MB in size. The name gives no board number or revision, so open the document and compare its title block with the…

PDF schematic for the Quanta QL6 board, labelled DV2 and DIS, which most likely denotes the design-verification stage and a discrete graphics variant; the 0226 token…

Service schematic for the Acer Aspire 4553 and 4625, based on the Quanta ZQ2B design, revision 1A, 1.07 MB PDF.

PDF schematic for the SM6375 chip, carrying an SM63 family suffix in its name and measuring 1.51 MB. The handset or board it came from is not given.

The name offers nothing beyond the 2SD2500 part number, and the 250 KB PDF is almost certainly that transistor's datasheet.

Short 54.7 KB PDF for the 2SD1991A, an NPN bipolar transistor going by its JIS 2SD prefix. The index lists it under schematics.

The 2SK3291 transistor is the subject of this 34.2 KB PDF, filed as a schematic although it works as a datasheet.

Component documentation in a 114 KB PDF for the 2SK2011. Parts with the 2SK prefix are N-channel field-effect transistors under the Japanese numbering standard, so this…

Sheet for the 2SK1310A, an N-channel field-effect transistor in the Japanese 2SK series, supplied as a 175 KB PDF.

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…

The 2SC5567 transistor is the subject of this 49.6 KB PDF, which the catalogue lists as a schematic.

The 140 KB PDF is identified only by the transistor number 2SC3393 and contains no board or model reference.

Reference sheet for the 2SC5324, supplied as a 124 KB PDF and catalogued under schematics, though the name suggests a single-component datasheet.

PDF of about 151 KB referencing the 2SA1353 transistor. It is filed as a schematic, but the bare part-number name indicates a component datasheet.

Filed under schematics, this 115 KB PDF is named only with the part number 2SA1319, which follows the Japanese JIS scheme where the 2SA prefix marks a PNP bipolar…

Only the JEDEC part number 2N5460 is given for this 115 KB PDF, listed as a schematic. The same size as the 2N5461 and 2N5462 files suggests a shared family datasheet…

Datasheet PDF for the 2N4031 part number, 52.3 KB in size, placed in the schematic category of the index.

PDF document, 134 KB, for the 23c040 part, catalogued among schematics. The 23C numbering is typical of mask ROMs, with 040 usually meaning 4 Mbit capacity, though the…