Service manual for the Samsung SM-A315F, the Galaxy A31, packed in a 21.4 MB ZIP and catalogued as schematic material.

Second copy of a Dell Inspiron 15 3467 / 3567 schematic, labelled with the 15341-1 board number, 91N85 reference, VEGAS_Turis code name and SKL_KBL for Skylake and Kaby…

PDF document for the Dell Inspiron 3158 with board number 14296-1. It is labelled as a boardview but saved in PDF form, which at 209 KB is likely a placement drawing…

Schematic in PDF form for the Dell Inspiron 1545, built by Wistron under the Roberts project name, revision A00, with board number 08212-1.

Compal LA-6921P notebook schematic, revision 1.0, delivered as a 2.05 MB RAR archive. The LA numbering points to Compal as the original design manufacturer, while the…

Circuit schematic for the IBM ThinkPad Z61, listed under Lenovo, supplied as a 1.73 MB PDF.

Only the number 1SS358 appears in the name of this 50.5 KB PDF, pointing to a data sheet for a small-signal silicon diode under the JIS 1SS prefix, despite its schematic…

Schematic PDF for the Sony board numbered 1-689-604-12, 1.30 MB. Part references in the name are PQ12DZ5UJ00H, UC3854BN and MCZ3001D, pointing to a power supply design.

Schematic PDF with an uninformative single-letter name, so the device, brand and board number cannot be determined from the file name alone.

Schematic of 2.58 MB in PDF form named M841 with a DVT tag, which stands for Design Validation Test, an engineering stage before final production.

PDF schematic of 1.26 MB labelled M920 with a PVT tag, meaning the Production Validation Test stage of the design, which is usually close to the final mass-production…

Schematic in PDF form for the Dell Inspiron 15R 5537, covering motherboard LA-9982P at revision 3.0, packed in a 2.39 MB RAR archive.

PCB layout document in PDF for design PMP1012, the companion to the schematic of the same reference design number.

Despite the schematic tag, this 50.3 KB PDF named 1N755A is a datasheet for a JEDEC-registered diode; the 1N746A to 1N759A range is a well-known zener series.

PDF document labelled as a boardview for a Z490H6-LA motherboard, revision V1.1, catalogued under schematics at 414 KB.

Component documentation for the 2SC4425 in a 102 KB PDF. The JIS prefix 2SC denotes an NPN bipolar transistor, which points to datasheet content rather than a device…

PDF schematic for a board named EDWARDS-I-HPC-XS, marked MP-MB-V2, archived as a 1.20 MB RAR.

Schematic for the Lenovo IdeaPad 330S-15IKB. The name gives the board designation 330S-KBL at revision V01, with KBL pointing to Intel Kaby Lake, and 3nod named as the…

Troubleshooting manual in PDF form for the Samsung SM-J210F, a Galaxy J2 variant, 1.27 MB in size.

Troubleshooting guide in PDF form, 2.28 MB, with no brand or model stated in the name. Sections of this kind in service manuals usually present fault flowcharts for…

Desktop board schematic labelled 915GV-M5A at revision 1.1, pointing to an Intel 915GV chipset design whose maker is not stated.

Device bitmap for the main board of the Xiaomi E7, carrying the reference QL1711A and marked MB V3_A in the name.

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

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

Compal schematic for the Dell Latitude 5480 and 5488, project CDM70, board LA-E082P at Rev 1.0, provided as a 5.20 MB PDF.

Sony VAIO SVF15 schematic for Quanta board DA0HK9MB6D0, with project codes HKD, HKC and HK9E listed, and the HSW tag pointing to an Intel Haswell design.

Apple 820-01055 logic board location map, revision 07, with the name also marking it as an MLB EVT drawing dated or coded 0307.

Schematic in PDF form for a board identified as 7525 T3, 861 KB, with an author tag in the name.

PDF titled troubleshooting, 1.56 MB, with no device, brand or model named in the file name, so its scope can only be known by opening it.

Circuit diagram for the Sony VAIO VGN-CR13, covering the MBX-177 mainboard, which Quanta manufactured under its GD1 project code, revision 1A.

Reference PDF of 175 KB for the 2SC2235, a JIS-style designation where 2SC denotes an NPN bipolar transistor.

PCB layout PDF of 2.57 MB with no model, brand or board number in the name, so identify the device from the title block or silkscreen markings inside.

Persian-language PDF of 1.23 MB whose title refers to a tutorial on registering repaired devices in the Hamta system, the Iranian mobile device registry.

Samsung Galaxy J4 Plus schematic for model SM-J415F, delivered as a 4.37 MB RAR archive.

MSI MS-7399 motherboard schematic at revision 0A, the earliest version of this board in the index, saved as a PDF of about 1.1 MB.

PDF schematic for the Dell Vostro 3450, also referenced as N4110, in its UMA version with integrated graphics only, on Quanta board DA0V02MB6E1.

Component layout diagram for the Xiaomi Redmi 3s, stored as a 3.43 MB PDF. Unlike the circuit schematics in the same set, a components diagram shows where parts…

Quanta GM7B motherboard schematic for the variant with four DIMM memory slots, as a PDF of about 1.02 MB.

Schematic in PDF format, archived as RAR, for the EG50 board with Wistron number 12253-3M; the name also notes an AMD E1-522 processor.

Top-layer placement drawing for the Lenovo NM-B311 motherboard, an LCFC design, delivered as a PDF. The name does not give a revision or a laptop model.