Catalogued as a schematic, the 1SR139 document comes as a 117 KB PDF whose name mentions 400 and 600 variants, so it likely covers two grades of one discrete part.

Here is a 323 KB PDF named for the 25AA040, 25LC040 and 25C040, a Microchip family of 4 Kbit SPI serial EEPROMs; despite the schematic label it is a datasheet.

Short PDF of about 104 KB on the 24LC08 serial EEPROM, an 8 Kbit memory with a two-wire I2C interface.

A 986 KB PDF schematic identified only as T30, with no brand, revision or board number stated in the file name.

Schematic for Compal motherboard LA-G871P, supplied as a PDF inside a 651 KB RAR archive. The name does not give the laptop brand, model or revision.

Schematic of the IBM ThinkPad A31 motherboard, saved as a PDF of around 1.00 MB. The file name states the model only and gives no board number or revision, so compare…

PDF schematic for the ASUS A7Sv notebook, a fairly detailed document at 7.56 MB. No board revision is stated in the name, so compare the revision silkscreened on the…

Schematic PDF for an Apple Mac mini logic board 820-3227, project code J50I. Apple identifies its boards with 820-xxxx numbers, and that number is the key to finding the…

Topic 6 of a Spanish smartphone repair course, focused on diagnosing and solving hardware faults, in a 308 KB PDF. No model or board number is stated.

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 titled BOT, catalogued as a schematic and 232 KB in size; the name gives no model, brand or board number.

Wistron schematic for project 18796, revision A00, where the SC suffix most likely stands for schematic.

Schematic for the Gigabyte GA-F2A78M-D3H, board revision 4.01, in PDF form. The model uses the AMD A78 chipset on socket FM2+.

Circuit diagram for MSI board MS-V320 Rev 1.1, delivered as an 896 KB PDF. The MS-V prefix marks MSI graphics card designs, so expect pages covering the GPU core and…

Decrypted PDF schematic for board V387, apparently revision 1.0 from the _10 suffix, with a reference number 00205363 in the name.

Revision 5.0 schematic of the MS-V330 board, delivered as a PDF of 747 KB. MS-V numbering identifies MSI graphics card PCBs, so expect pages on the GPU power stages…

Schematic for MS-V330 revision 2.1, an 879 KB PDF and the earliest revision of this board in the set. MS-V board numbers are used by MSI for graphics cards.

Circuit diagram for revision 1.1 of the MSI MS-7860 motherboard, in PDF form compressed into a RAR file.

Schematic in PDF form, packed in RAR, for the Wistron board 17823-1N (project 17823). Wistron uses numeric project codes like this one, and the full number appears on…

Schematic PDF with an uninformative name, A21S, that does not identify the brand, model or board number, so it is best matched by opening the document and checking the…

Schematic in PDF form for the Quanta XW2 motherboard, board number DA0XW2MBAG0, packed in a 3.12 MB RAR.

Schematic package for the Quanta QL5A project, mainboard DAQL5AMB8C0, packed as a RAR archive containing a PDF according to the name.

Schematic for the ASUS FX505GM gaming laptop, revision 1.0, provided as a 5.07 MB PDF. It documents the board circuitry such as power sequencing, charger, CPU and GPU…

Device bitmap for the ASUS X407UAR, X407UBR and X407UFR mainboard, an 8.54 MB PDF showing component placement on the board layout.

Schematic PDF for the Compal JAQ10 project on mainboard LA-4311P, packed in a 993 KB RAR archive.

Wistron-designed schematic for the HP Pavilion dv2000 and the Compaq Presario V3000, which share a mainboard design, provided as a 1.00 MB PDF.

Schematic for the ASUS B75M-PLUS desktop motherboard, supplied as a PDF inside an 875 KB archive; the RG tag in the name is not explained.

Repair guide for the ASUS ROG Strix GL553VW gaming laptop, a compact 890 KB PDF filed under schematics.

Schematic PDF for the Gigabyte H310M H 1.0 motherboard at revision 1.01, in a 1.28 MB RAR.

Schematic in PDF format, compressed as RAR, for the Lenovo M910z all-in-one with motherboard IQ270SV revision 1.0.

Service schematic in PDF form for the Panasonic TH-32F312M LCD television built on the SY56D chassis.

Schematic for the Quanta VM7 notebook motherboard, a 1.11 MB PDF. The name states only the ODM project code, with no revision, brand or chipset, so compare it against…

Copy of the Quanta SX7 circuit diagram used for HP ProBook 4325s and 4425s notebooks, 998 KB in PDF format.

Duplicate copy of the HP G42 Intel series schematic built on Quanta board DA0AX1MB6H1, AX1 project, as a 1.38 MB PDF.

Positivo board schematic coded POS-MIG31AG, with a Nottec tag in the name, supplied as an 895 KB PDF.

Schematic in PDF format for a Compal board LA-L181P, revision 1A, covering models GH51G, GH71G, GH53G, GH57G and GH73G, packed in a 3.91 MB RAR.

Wistron schematic for project A7400, listing board numbers 15133-1 and 16556-1, saved as PDF and packed in a 2.77 MB rar archive.

Electrical schematic in PDF for AOC LC32D1320 and LC42D1320 LCD televisions, a 24 MB document covering both screen sizes of the same family.

Samsung Galaxy S5 schematic for model SM-G900i, packaged as a 12.5 MB PDF. Model letter suffixes on Samsung phones mark regional or carrier variants, so this file…