Schematic PDF for the Lenovo C440 all-in-one, board identified as CIH61S1 version 1.0; the H61 part of the code suggests the Intel H61 chipset, but the name does not…

Schematic for the Dell OptiPlex 5050 mini tower, platform Blackfish, with board reference 16510-1 and Dell part VJ40T in the name.

A fairly large 18.5 MB ZIP containing a schematic diagram and service manual for the Xiaomi Mi 4S.

Huawei MediaPad S7 Pro tablet schematics combined with the service manual, in a 5.23 MB RAR archive.

MSI MS-7364 motherboard schematic, packed as a 2.13 MB RAR file and usually provided as a PDF inside.

Schematic for the Quanta Y11A project, with board number DAY11AMB6E0 stated in the name, provided as a 2.37 MB PDF.

PDF schematic for the Jetway J694TAS motherboard, revision 1.0, about 524 KB. It covers the board's power circuitry, processor regulator, memory supply, clock and reset…

Numbered PDF schematic of 35.7 MB with no model, maker or board number in the name. Its title block or first page should reveal which board it covers, and it may be one…

Very small PDF, 94.5 KB, with the numeric name 73581 and no indication of brand, device or board number.

Part of a Samsung SM-J250F (Galaxy J2 Pro) schematic set, numbered 6 in the series, a 1.11 MB PDF.

PDF schematic for the Dell Latitude D6400 series, labelled FM1 with revision R1A, delivered as a 987 KB document.

Early R0.5 schematic of the Compal LA-2821P motherboard, archived in a 1.25 MB RAR. Revisions below 1.0 are usually engineering or pilot builds, so part values and some…

Short PDF reference listing IC equivalents, meaning substitute part numbers that can replace one another in a repair.

Schematics in PDF for the Lenovo C260 all-in-one, project ZAA00, made on Compal board LA-B001P. The LA-xxxxP pattern is Compal's standard board numbering.

Board map for the Huawei G6 phone, a small 101 KB PDF showing component placement rather than full circuitry.

SMD Databook 2011 covering active SMD semiconductor components, a 19 MB PDF reference catalogued under schematics.

PDF schematic covering the ASUS F80Q and F80L notebooks, revision 2.0. One drawing set often serves several closely related models that share a mainboard, but confirm…

Acer schematic in PDF format, 1.76 MB, for the 3105 series with NWLCa1 in the name, which appears to be the board or project code; the name gives no further revision…

Revision 1.0 schematic for the ASUS M50VM notebook, packaged as an 862 KB PDF. It documents the mainboard circuitry, allowing a repair tech to trace the standby and main…

Schematic for the Samsung E1230 basic mobile phone, delivered as a fairly large PDF of about 9.76 MB, suggesting high-resolution or multi-page service drawings.

First part of the Nokia 6310 schematics, a PDF of 862 KB; the trailing number in the name suggests the set is split across several files, so look for the other parts for…

Combined schematic for the Nokia 6170 and 7270 phones, a 656 KB PDF; the trailing 2 likely marks a second part or alternate copy.

Combined schematic and service manual for the LG D724 smartphone, a 51.5 MB PDF. The document is expected to hold circuit diagrams along with service information such as…

Datasheet for the Maxim MAX1908, an 863 KB PDF whose name states only the part number. The overview page confirms the device function and package; parts from this Maxim…

Service schematics for the Nokia X2-00, type designation RM-618, as a 3.79 MB PDF. Nokia service documents of this kind typically include block diagrams, circuit sheets…

RAR archive of about 6.62 MB holding a schematic together with a service manual for the Samsung GT-I9205 smartphone.

Schematic PDF for the Lenovo LCFC NM-E791 motherboard, revision 1.0. At only 337 KB it may be a partial or heavily compressed document, so check its page count.

Datasheet-style PDF covering the TIP29 and TIP30 complementary power transistors, filed here under the schematic category.

Datasheet-style PDF for the 2SD2611, stored in the schematic category at 47.3 KB. The name gives only the part number, so revision and manufacturer are not stated.

The 5LP02N is covered by this 42.2 KB PDF, catalogued as a schematic but most likely a component datasheet.

Small PDF of 27.3 KB for the 3LN01N, catalogued as a schematic though the name reads as a discrete transistor part number, so it is most likely a datasheet.

A compact 36.0 KB PDF for the 2SD1949 transistor. The 2SD prefix in the JIS system designates an NPN device for low-frequency circuits, so the content is expected to be…

A 133 KB PDF for the 2SD1935, a transistor in the Japanese 2SD family, which the JIS standard reserves for NPN low-frequency devices.

Catalogued as a schematic, this 156 KB PDF is named after the 2SD1906, a Japanese JIS part number, so it is most likely the component datasheet for that transistor…

PDF datasheet, 411 KB, for the 2SK2847, placed in the schematic category of the index. Only the part number is given in the name, with no maker or revision.

Catalogued as a schematic, this 86 KB PDF is named only after the part number 2SK2273, so it is almost certainly a component datasheet, not a board diagram.

Component documentation for the 2SK1475, a JIS-style part number whose 2SK prefix identifies an N-channel FET.

Component datasheet for the 2SD882S transistor as published by UTC (Unisonic Technologies), filed here under schematics although it is a part specification rather than a…

Catalogued as a schematic, this small 46.1 KB PDF is in practice a component document for the 2SC4755, a part number that follows the Japanese JIS scheme, where the 2SC…

Filed as a schematic, this 120 KB PDF is named only after the part number 2SC4402, so it is most likely the manufacturer datasheet for that transistor rather than a…