Component-style code 3LN02N is all the name of this 28.0 KB PDF provides; it is catalogued as a schematic but mentions no device, brand or motherboard number.

Component document in PDF for the 2SK2555, filed under schematics although the part number points to a discrete semiconductor rather than a board.

A small 51.5 KB PDF carrying the part number 2sc5147, catalogued as a schematic but almost certainly a component datasheet for that NPN transistor.

Small 37.0 KB PDF for the 2SB1427 transistor; the name gives only the part number, with no maker or revision.

Datasheet-sized PDF, 46 KB, listed as a schematic for the part 2PA1774J, with the trailing 2 most likely a document revision.

Covering the 6A05 to 6A10 series, this 198 KB PDF appears to be a datasheet for a family of 6 A rectifier diodes rather than a device schematic.

Here is a 570 KB PDF catalogued as a schematic whose name is simply 28010, without any brand or board identifier.

A small PDF of 54 KB, catalogued as a schematic and named only with the short code 75hq.

The 78.6 KB PDF 30SLJQ045 is labelled a schematic, yet the name follows the pattern of a rectifier diode part number, pointing to a single-part datasheet.

Indexed as a schematic, the 51.2 KB file 30SCLJQ045 appears to be a single component datasheet for a rectifier, sitting between the 030 and 060 voltage grades in this…

Sony VAIO laptop schematic for the MBX-266 motherboard, provided as a 1.13 MB PDF. MBX numbers are Sony's own designations for VAIO mainboards, while the actual board…

Chapter three of a Spanish mobile-phone training series, explaining how a phone works, as a 1.75 MB PDF.

Schematic section in PDF for the handsfree, meaning the headset or wired earphone jack circuit, from an unnamed sectioned set of roughly 4.77 MB pages.

PDF schematic page for the 2 MP depth rear camera of a handset, part of a sectioned series of roughly 4.77 MB pages; the device model is not named.

Schematic PDF titled BM5070, 2.45 MB, with no brand, model or revision in the name. BM5070 appears to be a board or project code, so check that the same marking is…

Samsung Q20 schematic, a 5.24 MB PDF whose name lists the model and a website tag but no board number or revision.

Schematic document for the Samsung P10 notebook in PDF format, 6.94 MB in size; the name shows only the model and a website tag.

Schematic for the Lenovo Yoga Slim 7 14ITL05 laptop, designed by Quanta under the LS2B project code.

Schematic for Lenovo board NM-A711, packed in a RAR archive. The NM-xxxx pattern is the numbering used by LCFC, Lenovo's own ODM.

PDF schematic for the ARDOR Gaming NEO N15-I5ND410 laptop, built on the NP50RNAB platform with SM in the name likely denoting the service manual or schematic set.

Electrical part list in PDF form, 24.3 KB, with no model, brand or board number in the name, so the matching device has to be identified from the document itself.

Schematic for the Dell Inspiron 5675 desktop, motherboard 16542-1. Five-digit numbers of this kind follow Wistron's board numbering, which suggests Wistron was the ODM…

Schematic PDF for the Apple board 820-00426, with the LO suffix in the name left unexplained.

Schematic in PDF form for the MSI MS-V320 board at revision 2.0, roughly 575 KB. MSI assigns MS-V numbers to its video card designs, and this drawing lets a technician…

PDF schematic for MSI graphics board MS-V351 at revision 5.0. MS-V is MSI's numbering for video card PCBs; the name does not specify the GPU model.

PDF schematic for MSI video card board MS-V335, revision 1.2. MSI marks its graphics PCBs with MS-V numbers, and the GPU model is not stated in the name.

Decrypted circuit diagram in PDF form for MSI V328, revision code 62, probably PCB revision 6.2.

Circuit diagram for the MSI MS-V360 graphics card board at revision 6.0, provided as a PDF of about 993 KB.

PDF export of boardview data for the GTX TITAN on reference board PG600, at about 1.7 MB; the name spells boardview as BoardViev.

Schematic for the Compal LA-D707P board, project CDL50, revision 1.0, packed as a PDF inside a 2.68 MB RAR archive.

Samsung RV508 schematic in PDF form, packed as a 2.04 MB RAR, covering the Scala-15UL Istanbul design with board number BA41-01377A.

Schematic in PDF form for the Clevo N770WU laptop, motherboard 6-71-N75W0 with the D02 revision code.

Samsung SM-J710FN troubleshooting chapter, the Galaxy J7 2016, as a 5.35 MB PDF; Tshoo stands for troubleshooting and the 7 marks the service manual section.

Schematic package for the ASUS VW171SI LCD monitor, packed as a RAR archive of 4.86 MB.

Acer V203HQL LCD monitor schematic, archived as RAR at 6.26 MB, with a document code SM20130605V0 in the name that looks like a service manual dated June 2013, version…

PDF schematic for the HP ProBook 440 G4, built by Quanta on the X81 project with board number DA0X81MB6E0, delivered inside a RAR archive.

Schematic for the Gigabyte B450M S2H V2 desktop motherboard, revision 1.0, supplied as a PDF inside a 1.16 MB RAR archive.

MSI laptop schematic in PDF for the MS-17F6 platform with the MS-17F61 mainboard, version 1.0, compressed in a RAR archive of about 2.5 MB.

PDF schematic for the Gigabyte GA-X79-UP4, with R101 in the name, which likely refers to a revision 1.01 drawing, delivered in a 1.03 MB RAR archive.

Dell OptiPlex 7010 desktop motherboard schematic at revision A00, with the board code name Lanikai, for the MT and DT chassis (mini tower and desktop).