A 233 KB PDF named 1B22, catalogued as a schematic, whose short code gives no device, board number or brand.

This 145 KB PDF, filed under schematics, carries the name 85epf08 and nothing about brand or board.

Named 85epf02, this 143 KB PDF is listed as a schematic without any manufacturer, model or revision.

The name 81CNQ035A on this 233 KB PDF identifies a rectifier part code in the International Rectifier dual Schottky family rather than a board, so although it is filed…

Catalogued as a schematic, this 117 KB PDF is named 400DMQ035 and states no device, brand or revision.

Listed as a schematic, this 147 KB PDF is titled 60EPF02 and lists no brand, device or board number.

Component documentation for the 42CTQ030, supplied as a 124 KB PDF and indexed as a schematic.

PDF document of 153 KB filed under schematics and labelled only with the code 30CPH03, with no laptop model or board number given.

A 638 KB PDF named 16M-DRAM, filed as a schematic. The name indicates a 16-megabit DRAM device or document but gives no manufacturer, part number, board or revision, so…

A 50.5 KB PDF named 16cyq150c, listed as a schematic, although the name reads like a discrete semiconductor part number in the style of International Rectifier and…

16cyq045c is the only identifier on this 51.2 KB PDF, which the index labels a schematic.

A compact 21.9 KB PDF labelled 15mq040 and classed as a schematic. The small size and the part-number style name suggest a short datasheet for an International Rectifier…

Tagged as a schematic, the 201 KB PDF named 15eth03 appears to be a datasheet for a discrete rectifier in the International Rectifier or Vishay naming style, a…

Named 15ctq035 and sized at 168 KB, the PDF is indexed as a schematic. The designation follows the International Rectifier or Vishay dual Schottky rectifier pattern, so…

PDF reference for the 6N135 and 6N136, 86 KB, catalogued under schematics. These part numbers belong to a common family of high-speed optocouplers, so the document is a…

Schematic archive for the model code A145F, a small 606 KB zip whose name carries only that identifier.

Schematic for a Lenovo LCD monitor, model D222, supplied as PDF in a RAR archive. Monitor schematics usually cover the power supply board, backlight driver and scaler…

Schematic diagram set in PDF for the ASUS GU502DU laptop, revision R2.1. No motherboard number or hardware configuration appears in the name.

ASUS X453SA repair guide in PDF format, roughly 1.1 MB, filed with schematics. Guides of this kind usually describe the power-on sequence, main power rails, key test…

Schematic in PDF for project PS10A, a PMP build dated by the code 0123, likely a pre-mass production release.

MS-V328 schematic at revision 62 from MSI, a decrypted PDF with reference 00017967 inside an 856 KB RAR.

Schematic in PDF, about 420 KB, named only SEM2105, so the name does not identify a laptop model or board number.

Persian PDF titled mobile repair, about 294 KB in size and catalogued as a schematic. The name gives no phone model or board number, so it is most likely a general guide…

PDF schematic for the Quanta board DA00P2MB6D0, revision D, at 2.86 MB. The DA0...MB...

PDF schematic for the Quanta GC3 (G-Note) board, number DA0GC3MB8E0, revision 2A. DA0xxxMBxx0 is Quanta's standard mainboard numbering, and the three letters in the…

Topic 2 of a Spanish smartphone repair course, covering basic electronics, as an 817 KB PDF that appears to duplicate the unnumbered copy. No device or board is named.

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…

PDF schematic for Quanta board DA0TE2MB6G0, compressed into a 738 KB RAR; no laptop brand appears in the name, though the same number is used in Toshiba notebooks.

Schematic for the Huawei Mate 10 Lite smartphone, model code HL1RNEAL00M, delivered as a RAR archive.

Schematic PDF for the Quanta R75 board, revision 1A, in a compact RAR archive. Quanta, a large notebook ODM, names projects with codes like R75.

Circuit diagram for a power adapter labelled DAG-3004, packed in a small 194 KB RAR archive. The name gives no brand or output rating, so check the label on the brick.

Repair guide in PDF format for the ASUS K42JR notebook, packed in a 387 KB rar archive.

Xiaomi Mi 5s smartphone schematic, delivered as an 826 KB RAR archive. The diagrams help a repair technician follow the PMIC rails, charging path, USB, display and…

Circuit diagrams for the BlackBerry 9530, the Storm touchscreen handset, supplied as a 783 KB RAR. No revision or board code appears in the name.

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

Schematic for the VA70 HW motherboard, revision 2.0, dated 0206, with GDDR5 video memory and an ITE IT8528E embedded controller, in a 2.17 MB PDF.

Schematic set for the Quanta JW6 and JW7 motherboard designs, with an rb tag in the name whose meaning is not stated.

Service schematic for the Samsung Galaxy J7 Core, model SM-J701F, in a 593 KB PDF. Phone schematics like this let a technician follow power rails from the PMIC, trace…

Repair guide in PDF format for the ASUS K55DE notebook, 616 KB, indexed under schematics.

A 648 KB PDF schematic covering the Acer Aspire 5332, 5732, 5732Z and 7715 family. The file name gives no motherboard number or revision, so check the title block inside…