Reference sheet in PDF form for the 2SA1593 transistor, 156 KB in size. The name gives only the part number, with no device or board details.

Datasheet PDF covering the 2SA1588, 215 KB in size, which suggests several pages with curves and package details.

The 2SA1572 transistor is documented in this 49.4 KB PDF. No board or equipment model appears in the name, so treat it as a component datasheet.

A 41.5 KB PDF for the 2SB970 transistor, with an _E suffix the file name leaves unexplained.

PDF document for the 2SA1200, a part number in the Japanese JIS 2SA series, which designates PNP bipolar transistors.

A 28.6 KB PDF named after the 2SA1179, a PNP transistor under the JIS 2SA designation. With only a part number in the name, it is almost certainly a brief datasheet…

The 2SA1865 PNP transistor is described in this 55.3 KB PDF, identified solely by its JIS part number.

PDF document of 47.8 KB listed as a schematic and named 2PC1815, issue 3 by the trailing number.

Datasheet-style PDF for the JEDEC part number 2N7224, 64.1 KB, catalogued as a schematic.

Version of the 2N5401 high-voltage PNP transistor datasheet tagged Sam in the name, a 53.3 KB PDF.

PDF datasheet of 73.0 KB for the 2N2906 transistor, stored in the schematic section of the index.

PDF datasheet of 52.2 KB for the 2N2369 NPN switching transistor, placed in the schematic section.

Named 16TTS-S, this 109 KB PDF is catalogued as a schematic, but the name looks like a discrete semiconductor code with a suffix, not a board identifier.

Topic 8 of a Spanish mobile repair course, covering backup, root and recovery on smartphones, supplied as a 306 KB PDF. No specific device is named.

Portuguese introductory study material on digital electronics, the first part of a course series judging by the numbering in the name.

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

Touchscreen section of the Samsung Galaxy A30s (SM-A30S) service schematic, delivered as a 4.30 MB PDF.

Backlight circuit page from the Samsung SM-A30S schematic, stored as a 4.29 MB PDF. It covers the display lighting driver, typically the boost converter, inductor, diode…

Cellular network section of the Samsung Galaxy A02s (SM-A02S) schematic in PDF format, 3.70 MB.

Archive titled EC Finder, 67.9 MB in RAR format, filed under BIOS / firmware. The name gives no model, board number or brand, so its exact contents have to be checked…

RAR archive that, by its name, holds Gigabyte BIOS version F8 for the GA-F2A88XM-D3H board, following Gigabyte's usual naming of model code plus version.

PDF datasheet, 135 KB, for the PC1601AR-AEA-A character LCD module, named in the Powertip convention for a 16 by 1 display.

Compact 164 KB PDF datasheet covering the PH320240A graphic LCD module, whose part number points to a 320 x 240 pixel resolution.

A 3.91 GB fourth segment of the RAR multi-part archive named GTA V Atom Guy Edition, evidently a repackaged game.

PDF for the bq24780S, a Texas Instruments battery charge controller used in many notebooks to manage adapter detection, charging and system power selection.

Schematic in PDF format for the ASUS GL704GW gaming laptop; the name gives no board revision.

Boardview archive for the ASUS GL702VT gaming laptop, revision R2.0, motherboard 60NB0CQ0-MB1220, zipped at 819 KB.

Boardview for a Tongfang GK7MR0R laptop motherboard, in .cad format inside a 346 KB RAR archive.

Schematic PDF for the Samsung Galaxy A60, model SM-A6060, inside a 1.49 MB RAR archive. No board revision appears in the name.

Schematic in PDF for the Samsung Galaxy A40, model SM-A405F, packed in a 2.65 MB RAR archive with no revision noted in the name.

RAR archive of 8.73 MB named only M127F, which follows Samsung model coding and points to the Galaxy M12 (SM-M127F).

Datasheet-style PDF for the BQ24726, a Texas Instruments SMBus charge controller part number used in notebook power circuits, size 1.28 MB.

Small 94.3 KB PDF for the BQ24728 battery charge controller by Texas Instruments, placed in the schematic category.

Schematic for the MSI MS-7A64 motherboard at revision 1.1, provided as a PDF inside a 2.65 MB RAR archive.

Schematic in PDF form for the ASUS G531GW and G711GW gaming laptops, revision 1.5, archived as a 14.4 MB RAR.

RAR archive of 1.99 MB with BIOS firmware for a G60JX board at revision 2.0, a name pattern matching the ASUS G60JX gaming laptop.

Service schematic for the Samsung Galaxy SM-J415F, board revision 0.4A, supplied as a PDF inside a RAR archive.

Service archive for the Samsung Galaxy J7 Pro, model SM-J730G, packed as a 31.6 MB RAR.

Archive labelled only A20, a 13.7 MB ZIP with no brand, model code or contents named, so the file name tells very little.

Samsung service guide for the SM-A115U handset (Galaxy A11 family), revision 1.0, provided as a PDF in a 3.14 MB RAR. The U and F tokens are not explained by the name.