PDF datasheet for the 2SD879 transistor, roughly 106 KB, with no manufacturer indicated in the file name.

Documentation for the 2SC4623 transistor in PDF form, roughly 128 KB, indexed as a schematic although the part-number name indicates a datasheet.

Component reference for the 2SC5197 in a 171 KB PDF, matching the size of related 2SC519x files and possibly sharing one manufacturer sheet with them.

A 79.7 KB PDF for the 2SC3950 transistor, placed in the schematic category though the part-number name indicates a component datasheet.

Datasheet in PDF for the 2SB1558 transistor, roughly 185 KB, listed under schematics. The 2SB designation follows the Japanese JIS standard for PNP low-frequency bipolar…

Schematic PDF, 1.56 MB, whose name points to the U99 and U93 models, likely variants sharing one design.

Large 44.5 MB PDF catalogued as a schematic, its Persian file name roughly meaning mobile repairer.

Datasheet PDF, roughly 82.3 KB, for the 2SK222, catalogued among schematics. The JIS 2SK series denotes N-channel field-effect transistors, and the name supplies no…

Specification PDF for the 2SC4924 NPN transistor, roughly 79 KB. No manufacturer, package or application appears in the name, only the JIS-style part number.

Part number 2SC3449 names this 113 KB PDF, filed under the schematic type. In the Japanese semiconductor registry the 2SC prefix covers NPN bipolar transistors, so this…

PDF reference for the 2SA1360 transistor, roughly 176 KB. The file is labelled a schematic, but naming it after one part points strongly to a datasheet.

Transistor datasheet for the 2SA2070 in PDF format, roughly 189 KB. The 2SA prefix places it in the JIS category of PNP transistors for high-frequency use.

Datasheet-type PDF for the 2SA1939, roughly 170 KB, catalogued here as a schematic. The filename names only the component; the JIS 2SA prefix marks it as a PNP bipolar…

Schematic PDF for a Dell laptop motherboard with Compal board number LA-D822P; the name does not give the model.

Toshiba Satellite A200 schematic made by Inventec under the MW10M project, board 6050A2120801, MB revision A02.

Datasheet for the 5LN01SP in PDF format, roughly 28.0 KB, indexed as a schematic. Only the part number is stated; LN in this series appears to denote an N-channel…

PDF of roughly 41 KB for the component coded 5HP02SP, catalogued as a schematic though the name points to a single semiconductor part.

Datasheet-style PDF for the 3SK264, roughly 82.2 KB, indexed as a schematic. The name contains only the type number.

Component sheet covering the 3N254, delivered as a 42.2 KB PDF and indexed as a schematic. JEDEC numbers beginning with 3N denote registered devices having four leads.

Component datasheet in PDF form for the 2SJ284, roughly 81.4 KB. The file name names only this part, with no device, board or revision mentioned.

Component datasheet for the 2SD638 NPN transistor, roughly 45 KB in PDF format and catalogued with schematics.

PDF data for the 2SC3781 NPN transistor, roughly 128 KB in size, filed as a schematic though it is most likely a component datasheet.

ASUS X453SA repair guide in PDF format, roughly 1.1 MB, filed with schematics. Guides of this kind usually describe the power-on sequence, main power rails, key test…

Full schematic in PDF for the ASUS GL702VT laptop, revision R1.0, 9.75 MB. No motherboard part number appears in the name, only the model and revision.

Schematic in PDF for project PS10A, a PMP build dated by the code 0123, likely a pre-mass production release.

Schematic PDF for the Compal LA-L161P motherboard, revision 01, packed into a 4.27 MB RAR archive.

PDF schematic for the Z490-I Gaming motherboard, revision 1.03, without a brand in the name, though the model matches the ASUS ROG STRIX line.

Topic 2 of a Spanish smartphone repair course, covering basic electronics, as an 817 KB PDF that appears to duplicate the unnumbered copy. No device or board is named.

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

Base Wistron JV50 schematic set in revision RSB, archived as a 1.55 MB RAR. The name gives no laptop brand and no variant suffix, which separates it from the TR, TR8 and…

Schematic for the Compal LA-1181 board at revision R4, packed in a 1.30 MB RAR archive.

Schematic diagram in PDF for the IBM ThinkPad R40, roughly 1.45 MB; the name gives no board number or revision.

Reference sheet for the 3SK180 semiconductor in PDF form, roughly 173 KB, catalogued as a schematic.

The name of this 421 KB PDF carries just one token, 2SK2836, a JIS-format number for an N-channel FET.

PDF documentation for the 2SK1731 discrete semiconductor, roughly 90 KB in size. Japanese 2SK numbering identifies it as an N-channel FET; the name says nothing about…

Datasheet-style PDF for the 2SC5386 transistor, filed under schematics in this index. The 2SC prefix follows the old JIS convention for NPN transistors intended for…

With only 83CNQ in the name, this 241 KB PDF appears to cover a whole series of dual Schottky rectifiers in International Rectifier numbering style rather than one…

Indexed as a schematic, this 228 KB PDF carries the short name 16ctq, which resembles a series designation for International Rectifier or Vishay Schottky rectifiers…

PDF schematic for the Lenovo motherboard NM-D451. The board numbering follows the LCFC scheme, and other files in this collection link NM-D451 to the ThinkPad T14 Gen 2.

PDF document for the BQ24780S, a Texas Instruments battery charge controller found on many laptop boards, filed here as a schematic, though it is most likely the…