Schematic in PDF form for a board labelled Rams with the code 0P20P2A and the FT4 R17M tags.

Circuit schematic for the HP ProBook 4311s laptop, supplied as a 777 KB PDF. The name states no motherboard number or revision, so read the identifier printed on the PCB…

Mirrored bottom-layer placement sheet in PDF for the Xiaomi M1 board, labelled as an updated version.

PDF schematic for the K42Jv laptop mainboard, 2.39 MB; unlike some other copies, this file name states no revision, so check the title block inside to see which 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.

PDF schematic for the Gigabyte GA-P55M-UD2 desktop board, labelled revision 1.0 in the name.

PDF schematic for the KRUG 15 UMA motherboard, revision 1A, with the document labelled sch_a01 and referencing a TPM variant, in a 940 KB ZIP.

Diagram showing the backlight paths for the Xiaomi Poco X3 Pro, delivered as a 2.57 MB PDF.

Schematic set in PDF form for the ASUS X407UAR, X407UBR and X407UFR notebooks, which appear to share one main board design across the three variants.

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 HP Compaq U81 laptop board DA0U81MB6C0, revision C, with sheet revision R1A and the reference 14156, covering both discrete and UMA graphics versions.

Schematic for the board code-named RAMONES, Inventec-style part number 6050A2465501, revision A02 marked as MB, supplied as an 865 KB PDF.

Schematic diagrams for the Compal-built LA-6733P motherboard, revision R0.3, compressed into a 2.44 MB RAR archive.

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

Reference PDF of 598 KB for the CD4042BE, a CMOS quad clocked D latch in the 4000 series; the E suffix usually indicates the plastic DIP package.

The only detail in this 183 KB PDF name is the part number 2SD2461, indicating the datasheet for that transistor.

PDF reference, 67.1 KB, for the 2SD1627 transistor, stored in the schematic section. The name carries nothing besides the part number.

A 429 KB PDF titled 2SK2789 and stored among schematics, most likely the datasheet for that part.

Only the part number 2SK1897 identifies this 97.1 KB PDF, which the index places among schematics.

The 2SK1237 N-channel transistor is the subject of this 45.8 KB PDF, filed under the schematic category.

Short 34.3 KB PDF for the 2SK1228 N-channel field-effect transistor, catalogued among schematics. The 2SK prefix identifies a JIS-registered Japanese N-channel FET.

PDF datasheet of 91.9 KB for the 2SJ362, although catalogued as a schematic. In Japanese JIS naming, the 2SJ prefix marks a P-channel FET.

The 2SD1061 is the subject of this 102 KB PDF, placed in the schematic section though it reads as a part datasheet.

The 2SD1046 is documented in this 115 KB PDF, placed in the schematic group. Its name carries no detail other than the part number.

PDF datasheet, 89.5 KB, for the 2SC4633 transistor, though the index files it under schematics.

Small 41 KB PDF for the 2SC5190, with an _E suffix that may denote an English-language edition, though the name does not state this.

Part reference for the 2SC4577, provided as a 106 KB PDF under the schematic type. With the JIS 2SC prefix denoting a high-frequency NPN bipolar transistor, the content…

Larger than most in this series at 254 KB, this PDF documents the 2SC4497 NPN bipolar transistor, the 2SC prefix being the JIS designation.

Plain 2SC5111 is the whole name of this 245 KB PDF, filed in the schematic section yet most likely the transistor datasheet.

PDF documentation for the 2SC4252, 302 KB, catalogued in the schematic section. No further information such as manufacturer, package or version is carried by the name.

The 2SC5810 NPN transistor is covered by this 177 KB PDF, indexed as a schematic though its content is most likely the datasheet.

A 200 KB PDF for the 2SC5458, a part in the Japanese 2SC numbering scheme for NPN bipolar transistors, filed here as a schematic.

At 411 KB, this PDF for the 2SC5717 is one of the larger documents in the set and is probably a complete datasheet with graphs.

A compact 32.5 KB PDF tied to the 2SC3918 transistor. The 2SC prefix is the JIS designation for an NPN bipolar device, so the content is most likely the manufacturer…

PDF reference of 87.0 KB for the 2SC3820. The 2SC prefix is the Japanese JIS designation for NPN bipolar transistors, so despite the schematic label this is most likely…

At 217 KB, this PDF for the 2SC3673 is one of the larger documents in the 2SC367x group and is indexed as a schematic.

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…

A 308 KB PDF named after the 2SC2753 semiconductor and placed in the schematic section.

Transistor information for the 2SA1607, supplied as a 150 KB PDF and placed in the schematic category.

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.