Matrix 1.4 amplifier design in BTL configuration, meaning bridge-tied load where two amplifier halves drive the speaker in opposite phase, as a 1.76 MB PDF.

Laptop schematic in PDF for Compal board LA-E841P, with CTL51 given as the project code.

Quanta schematic in PDF form for the board with project code Y06, about 1.69 MB. Quanta identifies its laptop designs with short alphanumeric project codes, typically…

PDF schematic whose name refers to Z470, a 989 socket or pin designation and PCH, the Intel Platform Controller Hub.

PDF schematic labelled Z94Rp, with no revision, brand or laptop model in the name. Open it and read the title block to find the revision, then compare it with the…

Lenovo E255 schematic delivered as a 928 KB PDF. Apart from the model, the name gives no motherboard number, manufacturer or revision, so check the first page of the…

Schematic in PDF format labelled IBM YUKON, where Yukon appears to be an internal platform or project code name rather than a retail model.

Gigabyte GA-Z97P-D3 motherboard schematic, revision R10 according to the name, provided as a PDF inside a 901 KB RAR archive.

SMD catalog in PDF form, 3.04 MB, listed under schematics but by its name a reference for surface-mount components rather than a circuit for a particular device.

Inventec MW10A schematic PDF from the CS build stage, board 6050A2127101, revision A01, dated 0709.

Schematic for Compal board LA-K862P, revision R1A, archived as a RAR of around 3.8 MB holding the PDF.

Troubleshooting guide in PDF for the Samsung SM-A115 smartphone, archived as a 4.14 MB RAR.

GC-RP64LED revision 1.0 schematic in PDF form, about 182 KB and evidently another copy of the same drawing.

Schematic in PDF form for the Lenovo ThinkPad X280, board NM-B521 with project code FN1KR-3, archived as RAR.

Circuit diagram of a Dell PA-10 laptop adapter, model PA-1900-02D, compressed into a 367 KB RAR archive.

Repair solution document for the Samsung SM-J260G, supplied as PDF inside a RAR archive of about 1.3 MB.

Schematic PDF labelled NZD at the EVT stage, with a 0930 date code in the name. EVT means engineering validation test, an early pre-production build, so some parts or…

Schematic PDF named only N69, which gives no brand, board number or revision. The file is 1.69 MB, so open it and check the title block and page headers to identify the…

Compal schematic for board LA-A992P, a 1.09 MB PDF whose name states only the board number, without brand, model or revision.

Schematic for the Compal motherboard LA-4853P, an 816 KB PDF from an older generation of Compal designs.

PDF schematic identified only by the code UI2H with a 1B suffix, likely a project name and revision, though the name does not reveal the brand or laptop model.

Inventec schematic in PDF form for the HP Mini 5101, board 6050A2255301-MB-A02, with RevA01 also given in the title.

Schematic PDF of 352 KB for a device labelled J700, which matches the Samsung Galaxy J7 model family, though no full model code or regional suffix is given.

Schematic PDF for the Samsung Galaxy J6, model SM-J600G with the GT suffix as given in the name.

Small 178 KB PDF schematic for the Lenovo IdeaPad 330S, covering the MIO-KB part; this appears to be a daughter board or keyboard I/O section rather than the main board…

ASUS A450CG schematic diagram and service manual bundled in a 3.25 MB ZIP file. Only the model appears in the name, with no board revision given.

Lenovo S680 service documentation consisting of a schematic diagram and service manual in a 1.53 MB RAR archive.

Schematic diagram with accompanying service manual for the Lenovo K900 phone, packed in a compact 417 KB RAR file. No board number or revision is given in the name.

Repair pack for the Lenovo A7000 smartphone containing a schematic diagram and service manual in a 917 KB RAR archive. No board number or revision appears in the name.

Service manual for the Samsung SM-A115F, the international Galaxy A11, delivered as a 21.8 MB PDF credited to Anibal Garcia. The name is in Spanish.

PDF schematic for a Y500 notebook on board LA-3371, with IGL50 and IGL51 listed in the name, likely project codes for related variants.

Quanta UM3B schematic in PDF form, about 2.9 MB, with no brand, model, board number or revision in the name.

Schematic PDF labeled G501JW_RG, which matches the naming of the Asus G501JW model, although the name states no brand or board revision.

Schematics for the FIC PTB51 motherboard at revision R0.6, compressed as a RAR archive of about 1012 KB.

MSI MS-7445 schematic in a compact 1.03 MB RAR archive. MSI numbers its motherboards in the MS-xxxx format, printed on the PCB.

PDF schematic for Compal board LA-9591P, also tagged DAA00005W10, with goliad 14 ULT given as the project name, an A00 stage and a gerber 0516 date note.

PDF schematic for the Jetway 845LDA desktop motherboard, about 691 KB in size, with no revision stated in the name.

ASUS schematic covering the X542UN and X542URV models, revision 1.0, in PDF format that any PDF reader can open.

Schematic PDF named only by the code 00001956E, giving no brand, device or board number.

PDF from Maxim Integrated covering the 8731AE, listed as a schematic but most likely the datasheet for that Maxim part.