Reference PDF for the 3N255, sized at 42.2 KB and catalogued among schematics, though nothing beyond the part number is given in the name.

Datasheet in PDF form for the 2SK1067, a member of the 2SK family of N-channel FETs, at 144 KB. The file carries no further details in its name.

An 89.5 KB PDF for the 2SA1590 transistor, listed under schematics but almost certainly a part datasheet given the name.

Small 21.4 KB PDF for the 2SA733 PNP transistor, with the UTC tag in the name pointing to the Unisonic Technologies version of this widely used general-purpose part.

Component sheet for the 2SA1866 PNP bipolar transistor, stored as a 55.4 KB PDF. The 2SA prefix follows Japanese JIS conventions for PNP devices.

Datasheet for the 1N4937 diode, filed in the schematic category, a small 45.5 KB PDF. The 1N4933 to 1N4937 family are fast recovery rectifiers in an axial package, and…

Datasheet in PDF form for the 1N4936GP, a glass passivated version of the 1N4936 fast recovery rectifier, about 45.7 KB.

Schematic in PDF for the HK.T.RT2842P639 board, the file name being prefixed with the Russian word for scheme.

Apple logic board schematic for board 820-02016, revision 07, in a 6.52 MB PDF. The name itself gives only the board number, which follows Apple's 820- numbering for…

Lenovo E255 schematic delivered as a 928 KB PDF. Apart from the model, the name gives no motherboard number, manufacturer or revision, so check the first page of the…

Schematic set for the Pegatron VA70HW board, revision 1.0, packed as a 2 MB rar. The name gives no laptop brand, only the Pegatron ODM project code.

Schematic diagram in PDF for the ASUS X441UBR notebook, mainboard revision 2.1, archived in a 1.96 MB RAR.

Schematic in PDF for PA70HS, a model code following the Clevo-style naming used for barebone gaming and business laptops.

Schematic for the Compal motherboard LA-4853P, an 816 KB PDF from an older generation of Compal designs.

Repair guide in PDF form for the ASUS EeeBook E402SA notebook, stored in a 761 KB RAR and catalogued alongside schematics.

Circuit diagrams for the Nokia E70, the fold-out keyboard handset, in a 1.80 MB PDF file.

Component datasheet for the 40EPF10, a 101 KB PDF catalogued under schematics. Parts in the 40EPF family are fast soft-recovery rectifiers, and the 10 suffix usually…

Short datasheet-type PDF of 30.0 KB for the 2sk2588, an N-channel FET according to the JIS 2SK prefix.

A 34.3 KB PDF for the 2SK1846 transistor. The 2SK prefix follows the Japanese JIS convention for N-channel FETs, so this is probably a part datasheet even though it is…

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

Reference sheet for the 2SK1109, with the name indicating the UTC (Unisonic Technologies) version of the part.

Small 46.2 KB PDF for the 2SC5501. Under the Japanese JIS scheme, a 2SC prefix marks an NPN transistor intended for high-frequency use.

Datasheet PDF for the 2SC3931, 60.7 KB, with the _E suffix common to this group of files and listed as a schematic.

Larger than most of its neighbours at 123 KB, this PDF is named only 1SS313 and gives no device or board details.

With the name 1N756A and a size of 50.3 KB, this PDF appears to be the datasheet for a single JEDEC 1N diode type in its A grade, filed under schematics.

IBM ThinkPad X61 schematic in PDF format, approximately 1.42 MB. The file name gives only the model, without a board number, revision or chipset detail, so check the…

Manual of digital electronics written in Spanish, a general reference rather than a schematic for any particular equipment.