Spanish manual on unlocking, releasing and flashing mobile phones, a 3.27 MB PDF. No brand, model or tool is named in the title, so expect general procedures covering…

Spanish document about coils, the file name meaning inductors, a 1.17 MB PDF. No device or board is mentioned, so it is general material on how inductors work, how they…

Spanish reference on SMD coils or inductors, a 273 KB PDF covering surface-mount types found on modern boards. The name gives no device.

Spanish document on the logic or control area of a mobile phone board, a 252 KB PDF. Typical phone repair courses divide the board into sections, and the logic area…

Spanish notes on basic electronics, a 591 KB PDF. The name mentions no device, board or brand, so it serves as study material on fundamentals such as electrical…

Spanish repair training document titled learning to repair, a 4.09 MB PDF and a different file from the similarly named from-scratch course.

Learn Arduino, a Spanish guide in a 5.69 MB PDF focused on the Arduino microcontroller platform rather than repair of a specific device.

Portuguese-language handout on basic electronics, filed under schematics although the name points to a study booklet rather than a circuit diagram of a specific device.

Spanish-language guide on analysing logic boards that are in short circuit, credited to Daniel Escalante in the file name.

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

Short Spanish reference sheet explaining the acronyms and letter codes found on electronic diagrams, saved as a 27.7 KB PDF.

Training PDF about SMD surface-mount components, numbered 31 in what looks like a course series, about 998 KB in size.

Samsung SM-G532F schematic section, labelled as part 07 in the file name, delivered as an 847 KB PDF.

Spanish-language PDF offering ten tips for a technician who is developing their skills, about 152 KB.

Chapter six of a Spanish mobile-phone repair course covering disassembly and identification of parts, with the number 720 in the title, which may refer to a handset…

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

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

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

PDF document of 1.29 MB whose numeric file name gives no hint of the device, board number or content, although it is catalogued as a schematic.

First chapter of a Spanish course on cellular telephony, a 1.95 MB PDF filed under schematics but evidently a training lesson. It names no device or board number.

Guide to the charging process of the Samsung Galaxy A10, provided as a 1.05 MB PDF. It likely illustrates the path from the USB connector through the charging IC and…

Lesson nine of a Spanish phone-repair course on network unlocking and IMEI-based release, saved as a 619 KB PDF.

Schematic for board LA-F841P at revision 0.1, saved as a 4.00 MB PDF, with no laptop model named in the title.

PDF schematic for a Lenovo machine identified only as IB365CX, apparently an IdeaPad-family model, and the name gives no board number or revision.

Schematic in PDF for Dell board 213203-1, the ARCHES15 project, revision A00, a 45 W Raptor Lake platform with discrete graphics according to the RPL and DSC tags.

Quanta schematic for the Dell Inspiron 3135, project ZM5, board number DA0ZM5MB8D0, revision 3A.

Schematic for the Lenovo ThinkPad P50, project BP500, mainboard NM-A451, at revision 0.1, an early version.

PDF schematic for Wistron board 213109-1, project CYBORG-N15, an Intel Tiger Lake design marked new PD, at revision A00.

Schematic in PDF for the ASUS U36JC motherboard, revision 2.0, a compact 582 KB file. It documents the power-on sequence, charger and regulator circuits, the main…

Small PDF of about 3 KB titled as a DC power supply amperage guide, indexed as a schematic but likely a reference sheet rather than a board diagram.

Apple logic board schematic for 820-3115, revision B, provided as a PDF. The 820- prefix is Apple's own part numbering for logic boards, and the name does not state the…

Quanta schematic for the Dell Inspiron 3135, project ZM5, motherboard DA0ZM5MB8D0 at revision 3A, delivered as a 748 KB PDF.

MSI motherboard schematic for board MS-16Q41, provided as a 6.94 MB PDF. MSI numbers its laptop boards with the MS- prefix, and the trailing digit generally marks the…