Zipped service documentation for the Samsung Galaxy J2 Pro 2018, model SM-J250F, at 2.27 MB.

Service manual archive for the Samsung Galaxy J2 (2018), covering model SM-J250F along with the M and G variants listed in the name.

Zip archive of 7.29 MB for the Samsung Galaxy J2 (2018), model SM-J250F, with an extra M marker in the name whose meaning is not stated.

Part of a Samsung SM-J250F (Galaxy J2 Pro) schematic set, numbered 6 in the series, a 1.11 MB PDF.

Section 5 of a multi-part schematic for the Samsung SM-J250F (Galaxy J2 Pro), supplied as a 1.22 MB PDF.

Fourth file in the Samsung SM-J250F (Galaxy J2 Pro) schematic series, a compact 212 KB PDF that is likely just a few pages or a single block diagram.

Schematic part 3 for the Samsung SM-J250F (Galaxy J2 Pro), the largest PDF of the numbered set at 3.34 MB, which suggests it contains detailed or image-heavy pages.

Service schematic in PDF form for the Samsung SM-J250F, the Galaxy J2 Pro class handset, at 1.88 MB the larger of two copies circulating under the same model code.

Samsung troubleshooting guide for the SM-J250F, the Galaxy J2 Pro, stored as a PDF of 1.53 MB.

RAR archive of 2.26 MB for the Samsung SM-J250F, sold as the Galaxy J2 Pro. The name does not reveal what is inside, though packages this size usually contain schematics…

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.