Component sheet for the 2SA1723, an 80.1 KB PDF. The name holds only the part number, so no equipment model or board revision can be attached to it.

Toshiba Satellite PDF of about 224 KB titled as covering capacitor failure. The name gives no specific model, board number or revision, so the document likely describes…

Schematic diagram for the Xiaomi Redmi 8 smartphone, a 1.65 MB PDF readable in any PDF viewer.

Troubleshooting document for a Samsung model labelled A5S with code SM-A528B, stored as a 3.62 MB PDF carrying a doubled extension.

Gigabyte GA-Z270-Gaming K3 schematic for board revision 1.02, provided as a PDF packed in RAR.

Spanish-language PDF course on basic electronics for mobile phones, filed under schematics but in practice a training document rather than a diagram for one model.

Schematic for the Biostar P4M8P-M7A desktop motherboard, supplied as a PDF in an 817 KB RAR archive.

Repair guide for the ASUS PRIME B250M-PLUS desktop motherboard, provided as a 1.54 MB PDF.

Samsung SM-A207F repair solution document in PDF format, packed in a 3.61 MB RAR archive and indexed as a schematic. SM-A207F is the Galaxy A20s model code.

Asus X550MJ repair guide, a 911 KB PDF. No motherboard revision is included in the name, so look for the board version inside the document.

Schematic PDF shared by the ASUS X407UAR, X407UBR and X407UFR laptops, which are variants built on a common platform.

A small 26.9 KB PDF in the schematic category, named only with the part number 2N6519 from the JEDEC 2N registration series.

Handsfree circuit page from the Samsung SM-A05 schematic, a 2.85 MB PDF. It deals with the headset jack: detect line, left and right audio outputs, headset microphone…

Repair guide PDF covering the ASUS X541UA and X541UV at revision 1.0, 995 KB in size. Such guides typically summarise the power-on sequence, key rails and circuit…

PDF repair guide for the ASUS P452LJ laptop, filed with schematics at roughly 1.16 MB. No board number or revision appears in the name, so compare it against the marking…

Gigabyte GA-970A-DS3P schematic for revision 1.01, as a PDF inside a RAR archive. It documents the AM3+ desktop board's circuits, including CPU VRM phases, the chipset…

Samsung SM-T335 tablet schematic, supplied as a complete 10.1 MB PDF set. Use it to trace power rails from the battery and PMIC, follow USB charging and data lines, and…

Basic electronics primer in English, a 2.66 MB PDF catalogued with schematics though it is a learning text rather than a circuit for a product. No device is named.

Early engineering schematic, revision R0.1, for the Compal LA-3191P notebook motherboard, compressed into a 1.32 MB RAR archive.

Samsung G900H troubleshooting guide, the Exynos variant of the Galaxy S5, in a 5.64 MB PDF.

Repair guide for the Asus X751LK laptop, a 1.57 MB PDF. The name does not mention a motherboard revision, so check the guide itself for the version it covers.

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

Dell Inspiron 3520 schematic delivered as a PDF, with Caruso15 HR given as the internal project or board name in the file name.

Reference PDF of 218 KB for the 2SC4754, indexed as a schematic but named after a single semiconductor part.

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.

Samsung troubleshooting guide in PDF for the SM-A127F smartphone, the Galaxy A12 model code, delivered as a 2.03 MB RAR.

Power sequence sheet for the Sony MBX-165 board in its MS90 version, supplied as a short PDF.

Short PDF of reference voltages for a Philco main board, with the Portuguese title indicating measured voltages on the principal board.

Samsung SM-T378V tablet schematic, a 10.1 MB PDF described in its title as a complete set.

Schematic in PDF form for a device labelled Y9 2019 with the codename jackman, credited to Anibal Garcia in the name.

MSI laptop schematic for mainboard MS-14521 revision 1.0, supplied as a PDF inside a rar archive.

Learning to repair from scratch, a Spanish beginner manual in a 3.93 MB PDF. No device, brand or board is specified, so expect a general introduction to tools…

Schematic PDF titled SANWA CX506A, 1.38 MB in size. The name carries only this model designation and no laptop brand, board number or revision, so identify the target…

Toshiba Satellite A30 circuit diagram supplied as a PDF, for Compal board LA-1931. The name also carries DBL10 and Sapporo, most likely Compal project codes used…

PDF schematic of the BenQ R53 notebook, a Quanta BQ1 design. The name gives no revision, so read the Quanta project code and revision on the PCB and compare them with…

Nokia E50 schematic diagrams in a 3.80 MB PDF. Only the model is identified by the name, with no PCB revision, so verify the board version before trusting part…

Documentation for the 2SC5304 transistor, stored as a 36.3 KB PDF and indexed in the schematic category.

Listed as a schematic, this 75.9 KB PDF named 31DQ03 is better understood as a component document: the code follows a diode part-number pattern.

Power sequence document for Apple logic board 820-01598, a 241 KB PDF. Apple uses the 820-xxxxx format for its logic board part numbers, printed on the PCB itself.

Lenovo A800 circuit schematic bundled with a service manual in a 598 KB RAR archive. Repair technicians can rely on it to trace battery and USB charging lines, follow…