Quanta U83 schematic at revision 1A, a fairly large 2.46 MB PDF that likely holds a full set of mainboard sheets.

PDF schematic for the Samsung Galaxy Grand 2, model G7102, 1.81 MB in size. The name states no board revision.

Full schematic set for the Nokia E60 business handset, packaged as a 4.00 MB PDF. It is the larger of the E60 diagram files and likely contains the main sheets for the…

Second schematic document for the Nokia N90, delivered as a 2.48 MB PDF; the number 2 in the name points to a further part or another edition of the N90 diagrams.

PDF schematic titled Tin Yat 80A, which appears to be a project or platform code name rather than a retail model; the name gives no brand, board number or revision.

Fragment of a schematic set described as LA46 drawings in the DIS, or discrete graphics, version; the name is cut off and gives no model or revision.

Full-size 1.59 MB PDF of the LA46 drawings, discrete-graphics (DIS) version, with a truncated name that does not state the laptop model or revision.

Lenovo B490 laptop schematic, 1.95 MB PDF. The name contains a long string beginning with LA that appears to be a Compal-style board code fused with other digits, but it…

K40IN schematic referencing G71G with version 1.0, in a 1.19 MB PDF; G71G appears to be the board or project code and 1.0 its revision, though the name does not spell…

Circuit schematic in a compact 847 KB PDF, identified only as M750 with no brand or board revision in the name.

Mainboard schematic labelled 1000HE MB, a 696 KB PDF; the name gives only the model code, with MB indicating the motherboard, and no brand or revision is stated.

Acer Aspire One AO532H netbook schematic referencing Compal board LA-5651, supplied as a 1.11 MB PDF.

Listed as a schematic, this PDF of 28.2 KB is named 3LP01M and carries nothing beyond that part-style code with an M suffix.

A 55.2 KB PDF named after the 2SK2348, a JIS-registered type whose 2SK prefix indicates an N-channel FET.

The 2SK545 is covered by this 80.4 KB PDF, filed as a schematic but most likely a datasheet because 2SK numbers identify N-channel field-effect transistors in the…

The 2SK427 document is a 226 KB PDF filed as a schematic, but the 2SK prefix marks an N-channel field-effect transistor in the JIS numbering scheme, so it is effectively…

PDF reference, around 129 KB, covering two power ICs identified by marking codes: Qq for the SY8386BRHC and 3a for the SY8388C3RHC.

PDF of 25.8 KB carrying only the code 2pg302 in its name and filed under schematics. No laptop model, board number or manufacturer is stated, so the content cannot be…

PDF of 168 KB filed as a schematic and named 2N2219A, a designation in the JEDEC 2N numbering used for discrete semiconductors.

Part number 1SS379 is the only detail in this file name, and the 70.0 KB PDF is most likely the specification sheet for that diode rather than a full device schematic.

A 54.5 KB PDF filed as a schematic and identified only by the short code 51HQ, with no brand, model or revision stated.

A compact 75.6 KB PDF indexed as a schematic but named 31DQ09, a code that looks like a rectifier diode part number, not a motherboard.

Filed as a schematic, this 75.4 KB PDF named 30TPS16 reads like a power semiconductor part number rather than a board layout, so it is most likely a component datasheet.

PDF filed as a schematic, named 28LV65, a code in the family of low-voltage parallel EEPROM memories.

PDF reference, 274 KB, for the 24C164, a cascadable 16 Kbit two-wire serial EEPROM. The file sits in the schematic category but is essentially part documentation with…

Filed under schematics at 212 KB, the PDF named 20ETF-S gives no device, board or revision details.

A small PDF of 71.3 KB catalogued as a schematic, whose name gives only the token 12f with no brand, model or board number.

NXP document UM10391 in PDF format, 1017 KB. The UM prefix marks an NXP user manual, a reference describing a chip family, its registers, peripherals and pin functions…

Schematic PDF of 1.06 MB titled only A6G, with no brand or board number given in the name.

ZIP archive of schematics named only A042F, with no brand or revision given in the file details.

Schematic set for the Xiaomi Mi 10T, with the sub board included according to the name, in a 1.52 MB ZIP.

Schematic archive named only A426N, a 1.08 MB ZIP with no brand or board number in the listing.

Spanish electronics learning series El mundo de la electronica, issue 21, in a PDF of about 1 MB.

Compressed schematic set named A405F, a code consistent with Samsung's SM-A405F phone model, packed as a 958 KB zip.

Schematic files compressed as ZIP under the code A217M, a code that follows Samsung Galaxy phone model naming, though the name itself carries no brand or revision.

Fingerprint sensor schematic for the Samsung SM-A23 (the name spells it FINGERPINT), a 2.78 MB PDF.

Large 39.5 MB PDF containing the PCB diagram for the NP P29 laptop, a model code in Samsung's NP notebook series; the name carries no board revision or platform details.

Lenovo laptop schematic in PDF for board NM-E231, revision A0. The NM- prefix belongs to LCFC, the Lenovo-owned ODM, whose diagrams typically include a power sequence…

Schematic in PDF form for the Wistron motherboard 203005-1, compressed in a RAR archive.

Schematic diagrams for the LG LP156WHB-TLA1, a 15.6-inch LCD panel used in many laptops, supplied as a small 781 KB RAR archive.