Common chapter of the Samsung SM-M307F service manual covering disassembly and reassembly, the 2.03 MB PDF labelled EVAPL.

Disassembly and reassembly procedure in PDF format, 2.63 MB, typically a chapter from a service manual.

Fourth chapter of a Spanish cellular-phone course, dealing with cloning or unlocking, saved as an 863 KB PDF.

Fourth PDF in the TH32A410H schematic series, 6.62 MB with a -4 suffix. All four files in the set share this exact size, so they may be copies of one manual rather than…

Troubleshooting chapter from the common Samsung SM-M307F service manual, a 2.02 MB PDF for the Galaxy M30s.

Troubleshooting chapter for the Samsung GT-S7580 and GT-S7582 phones, section 7 of the service manual, in a 3.08 MB PDF.

Troubleshooting PDF, 3.16 MB, named without any brand, model or board reference, so it is uninformative until opened.

Generic troubleshooting PDF of 1.39 MB whose name gives no brand, model or board, so the device it covers must be checked inside the document.

Troubleshooting guide for the Samsung Galaxy A7 2017, model SM-A720F, as a 1.57 MB PDF; the trailing 7 in the name may denote a chapter or revision but is not explained.

Disassembly and reassembly guide in PDF form, 1.11 MB, with no device or brand named in the file name.

Basic electronics course in PDF form attributed to Humphrey Kimathi, 4.45 MB, filed under schematics but in practice a learning text.

A small 28.8 KB PDF from the GT-S7580 and GT-S7582 service document set, numbered section 11 and tagged EPLIS, which likely stands for an electrical parts list.

Section 3.5 of a Spanish repair course on the ultrasonic cleaning tank, a 395 KB PDF within the workshop equipment chapter. No device model is given.

Cover page of a service document, only 44.5 KB in PDF form; the name gives no brand or model information.

Troubleshooting chapter, 2.39 MB PDF, with no device or brand named in the title, so the covered model must be confirmed by opening it; it likely belongs to a split…

Spanish course section 3.1 on the multimeter, provided as a 526 KB PDF within the workshop equipment chapter. No meter model is mentioned.

Spanish PDF, 474 KB, titled CDMA and FSK and numbered 5, apparently a chapter in a communications course.

Electrical part list in a 354 KB PDF; the generic name does not say which device or brand it covers, so check the header inside.

Disassembly and reassembly instructions in a 1.22 MB PDF; the generic name does not reveal the device or brand, so the model has to be checked inside, and it probably…

Spanish-language section 3.3 on the oscilloscope, part of a workshop equipment chapter in a phone repair course, supplied as a 362 KB PDF.

Exploded view and parts list section of the GT-S7580/GT-S7582 service manual, inferred from the EVAPL token and marked as chapter 3, in a 1.44 MB PDF.

Troubleshooting section of the service documentation for the Samsung GT-S7580 Galaxy Trend Plus, supplied as a 3.08 MB PDF; TSHOO is Samsung shorthand for…

Spanish course section 3.4 on the microscope, a brief 114 KB PDF from the workshop equipment chapter of a mobile repair series. No microscope brand or model is stated.

Second chapter of a Spanish course introducing cellular phones and their technology, saved as a 503 KB PDF.

Product specification document for the Samsung SM-A325M, the Galaxy A32 variant code given in the name, provided as a 1.97 MB PDF from the service manual set.

Exploded view chapter for the Samsung SM-A325M, delivered as a 1.90 MB PDF. This part of a Samsung service manual draws every housing piece, frame, board and flex cable…

A 925 KB troubleshooting document in PDF, with a file name that does not say which device or manufacturer it belongs to.

Samsung GT-I9300 Galaxy S III service manual, revision 1.0, 9.31 MB PDF. Manuals of this type generally cover specifications, disassembly, block diagrams, schematics…

Spanish PDF course topic about diagnosing and fixing software faults on mobile devices, 541 KB in size and seemingly identical to topic 7 in the same series.

Spanish course section 3.6 about the professional soldering station, part of a chapter on workshop equipment, in a 320 KB PDF. No specific product model is named.

Opening topic 1 of a Spanish course on mobile telephony fundamentals, a 343 KB PDF. No phone model or brand appears in the name.

PDF document filed under schematics, titled only as unit two in Spanish (unidad 2), which suggests a chapter of a repair or electronics course rather than a board…

Main electrical parts list, chapter 05, from the Samsung GT-N5100 Galaxy Note 8.0 service documentation, a small 40.6 KB PDF.

Spanish-language PDF of 39.1 MB titled Electronica con plastilina, covering chapters one to four.

Section 3.2 of a Spanish repair course dealing with the bench power supply, a 244 KB PDF. No specific supply model is named.

Cover section of the Samsung service documentation for the GT-S7580 and GT-S7582 Galaxy phones, a 126 KB PDF numbered as part 1 of the set.

Samsung GT-I9300 Galaxy S III troubleshooting document, chapter 08 of the service manual by its name, as a 13.6 MB PDF.

Spanish-language course chapter on basic electronics, provided as an 817 KB PDF and apparently the same content as the numbered topic 2 of the series.

Chapter three of a Spanish mobile-phone training series, explaining how a phone works, as a 1.75 MB PDF.

Samsung SM-J710FN troubleshooting chapter, the Galaxy J7 2016, as a 5.35 MB PDF; Tshoo stands for troubleshooting and the 7 marks the service manual section.