PDF covering the HEF4094B, an 8-stage shift-and-store bus register from the 4000-series CMOS logic family, listed as a schematic and 199 KB in size.

Duplicate copy of the 2SC4517 NPN transistor sheet, a 26.9 KB PDF filed among schematics, with the numbered suffix indicating a second saved instance rather than a new…

Datasheet for the 2N3904, the widely used general-purpose small-signal NPN transistor, stored as a 119 KB PDF.

Reference sheet for the 2SD2607 component, delivered as a 51.7 KB PDF and filed under schematics. No brand or variant appears in the name beyond the part number itself.

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

RAR archive holding a BVR boardview for the iPhone 5S logic board, packed down to 56.7 KB.

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.

Catalogued as a schematic, this 240 KB PDF carries only the part number 2SC4200 in its name, which points to a component datasheet rather than a board diagram.

Here is a 42.1 KB PDF on the 2SC3707 transistor, listed in the schematic category. The trailing E after the part number is not explained in the name and should be read…

Compact 99.3 KB PDF dedicated to the 2SA1732, a part number following the Japanese JIS scheme in which 2SA denotes a PNP bipolar transistor.

Component sheet in PDF format, 47.7 KB, named for 2PC4081, probably revision 4 of the document.

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 41.4 KB PDF named 35sgq045 and filed under schematics, though the name points to a component part code rather than a motherboard.

Only the part-like code 35scgq030 describes this 46.6 KB PDF, filed as a schematic. No laptop model, brand or board revision is indicated, so it is best treated as a…

At only 23.6 KB, this PDF named 30WQ04FX is probably a brief datasheet or ordering note for a discrete rectifier, despite being indexed as a schematic.

A 329 KB PDF datasheet for the 24AA52 and 24LCS52 serial EEPROMs, small 2 Kbit I2C memories.

Catalogued as a schematic, this 314 KB PDF carries only the code 22GQ100 in its name, with no laptop brand, board number or revision stated.

Boardview for the Samsung RV411 covering boards BA41-01423A, BA41-01424A and BA41-01425A, packed in a 283 KB RAR archive.

PDF schematic for the Lenovo ThinkPad X200 laptop, about 1.23 MB. The name gives no motherboard number or revision, so compare the board code on the opening pages with…

Small RAR archive, about 467 KB, named only Lenovo E50. The name gives no board number, revision or contents, so open it to see whether it holds a schematic, boardview…

Archive for Apple logic board 820-2936, revision A, packed as a 1.74 MB RAR; the Mac model is not stated.

Schematic in PDF form for an H61MXL-K desktop motherboard, compressed into a RAR archive of about 1.10 MB.

Tested working BIOS dump for Lenovo board NM-A981, an 8 MB BIN file. NM-prefixed numbers follow the LCFC scheme used for Lenovo notebook motherboards.

Material for the Gigabyte GA-H81M-D3H motherboard in a 742 KB ZIP archive. The name does not state a board revision or what the archive holds.

Dell N5110 laptop schematic in PDF format, 1.45 MB, a model sold in the Inspiron line. The name gives no board number, revision or ODM.

Compact zip archive of 1.10 MB holding a schematic, named only with the model code x6812 and listed under Tecno and Infinix.

Tiny 4.52 KB zip for Lenovo LCFC board NM-A541 tagged Q32, likely meant for the 32 Mbit flash variant, though the small size suggests it holds a note, script or partial…

RAR archive of 122 KB for Wistron board number 06245-1, with no laptop brand, model or content type stated in the name.

Intel Flash Image Tool build 16.0.15.1554, supplied as a 14.8 MB .exe for Windows. The utility comes from the Intel CSME 16 system tools package and is commonly used on…

PDF schematic for LCFC board NM-F861, used in a Lenovo laptop. The NM-xxxx numbering belongs to LCFC, the Lenovo and Compal joint venture responsible for many Lenovo…

Spanish-language course chapter on basic electronics, provided as an 817 KB PDF and apparently the same content as the numbered topic 2 of the series.

Portuguese fault-analysis document for the J700, which by naming convention is most likely a Samsung Galaxy J7 handset, although no brand is stated.

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

Small RAR archive of 63.3 KB named only ENE, which most likely refers to ENE Technology, a maker of embedded controller chips used in many laptops.

Generic 8 MB binary named only after its capacity, with no model, board number or version given in the title.

ZIP archive of 737 KB labelled A037 (ORG) SUB BOARD, apparently original data for a sub board, or daughterboard.

Schematic archive for the J610F, most likely the Samsung Galaxy J6+ model code, though the brand is not stated in the name.

Samsung LE26B450C4W memory dump archive for the N65B chassis, main board BN41-01165B and a T260XW02-VS panel.

Samsung UE32D6100SW memory archive covering chassis U68A, main board BN41-01604C and an LD320CGC-C2 panel.