Schematic in PDF form for the HP Pavilion dv1000 laptop, a 919 KB document whose name gives no motherboard number, ODM or revision.

Schematic in PDF for the Lenovo IdeaPad 500-15ISK on Compal board LA-C581P, revision 1.0.

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…

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.

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.

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…

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

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.

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.

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

Schematic PDF for Dell motherboard LA-7931P, a Compal-designed board identified by the LA-xxxxP code, at 1.29 MB. No revision or laptop model is given in the name.

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…

Schematic in PDF form for the Toshiba Satellite 1200 notebook. The file name gives only the model, with no motherboard number or revision, so compare the board markings…

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

Schematic diagram in PDF for the Gigabyte GA-H110M-S2 motherboard, revision 1.0, built around the Intel H110 chipset that the model name indicates.

Lenovo schematic in PDF form for board NM-D562, listing several codes in the name: HY56C, HY57K, HY660, HY661, HY561 and HY572, likely model or variant codes sharing…

PDF filed as a schematic for the ASUS G531GW, board revision 1.6, with BV in the name, which normally signals boardview material, so it may be a printable board layout…

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.

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

Schematic PDF for the NVIDIA GTX TITAN, reference board PG600, revision B02. PG numbers are NVIDIA's own reference PCB codes, and partner cards built on the reference…

PDF schematic for Compal motherboard LA-G581P, revision R02, delivered as a 1.11 MB RAR archive.

Schematic for the MSI MS-7A38 motherboard; the name shows VER 10, likely revision 1.0, along with a document number 00017967.

Full PDF schematic for the ASUS H170M-PLUS motherboard, revision 1.04, in a 2.29 MB RAR archive.