Samsung SM-G850F schematic, a large 14.7 MB PDF. The size suggests detailed circuit sheets and possibly layout pages showing where components sit on the board.

Schematic in PDF form for the Samsung SM-G850F smartphone, a 14.7 MB document that likely covers the main board circuitry in detail.

Troubleshooting guide in PDF for the Samsung SM-A115 smartphone, archived as a 4.14 MB RAR.

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.

Samsung SM-G850F schematic, a 14.7 MB PDF document. Only the model number is stated in the name; no revision or region is given.

Complete schematic set for the Samsung SM-T705 tablet, supplied as a 14.1 MB PDF with Spanish labelling in the title (esquematico completo).

Schematic for the Samsung Galaxy A20s, model SM-A207F, in a 1.14 MB PDF; the (1) suffix marks a duplicate copy, and a separate larger file with the same model also…

Schematic PDF of 1.14 MB named for J250F, with no brand or board revision in the name; SM-J250F follows Samsung's Galaxy J2 Pro style numbering.

Portuguese fault-analysis document for the J700, which by naming convention is most likely a Samsung Galaxy J7 handset, although no brand is stated.