A 58.1 KB PDF labelled as a schematic and named after the 2SC1215, an NPN transistor by Japanese JIS naming, so it should be the datasheet for that discrete part.

Schematic in PDF for the IBM ThinkPad T61, about 2.21 MB. The name states no board number, revision or graphics option, and T61 boards were made in integrated and…

H61MX motherboard schematic supplied as a PDF inside a RAR archive, roughly 1.82 MB. The name carries only the model, with no revision or brand, so match it against the…

Circuit diagram in PDF form for the Lenovo 3000 G550 laptop, about 1.5 MB. The name lists neither the board number nor the revision, so check the title block and compare…

Schematic for the ECS H41H5-AI motherboard, revision 1.0, supplied as a PDF inside a RAR archive.

Second part of a split scatter firmware for model M325F, likely the Samsung Galaxy M32 by its code, at binary revision U4.

Circuit schematic for the ASUS GA503QS laptop, revision 2.0, as a PDF inside a 9.46 MB RAR archive.

Boardview in ASC format for the DNS A17 main board, revision 2.0, with A17HC also in the name, packed as a 243 KB RAR.

Schematic in PDF format, 12.8 MB, named only th55dx650k with no further detail in the file name.

Boardview in PDF form covering the G533QS and G733QS laptops, Inventec board 6050A3250201 revision 2.0, packed in a 1.55 MB RAR.

Foxconn 915A01 desktop motherboard schematic in PDF, a board whose model code suggests the Intel 915 chipset generation, catalogued under ECS.

PDF schematic for the Foxconn 648M06 desktop mainboard, a SiS 648 chipset design per the model code, filed under the ECS brand.

Schematic for the 60 W NDFL amplifier published by ETI in 1983, combined with a regulated power supply, in a 6.74 MB PDF.

ASUS Z450LA boardview in ASC format, compressed in a 126 KB RAR archive. ASC boardviews for ASUS laptops are often split into several text files and open in viewers such…

PDF schematic covering the K42Jv notebook; the name carries no board revision, so check the revision noted on the schematic pages against the PCB marking before working…

Revision 1.0 schematic for the MSI MS-7B19 desktop board, provided as a PDF in a ZIP of about 2.12 MB.

Schematic in PDF for an HP Envy laptop designed by Quanta under project U36, motherboard DA0U36MB6D0 at revision D.

Schematic for the Dell Vostro 3300 notebook, a 1.05 MB PDF file. The name does not state the ODM board number or revision, so check the title block on the drawing pages…

ZIP for the ZyXEL P-660HW-T1 v2 wireless ADSL router, only 225 bytes, which is far too small to contain a firmware image.

Circuit schematic in PDF form for the Xiaomi Redmi 3Z and Redmi Note 3 smartphones, with the file name written in Chinese.

Troubleshooting guide for the ASUS U1E ultraportable, stored as a 526 KB PDF in the schematic category.

Schematic in PDF form for the ASUS N61JV motherboard, revision 2.0. It lets a technician trace power rails, check the power-on sequence, follow signals between chipset…

Samsung SM-J710F schematic in PDF format, a fairly large 6.27 MB file with no revision noted in its name.

Samsung SM-E500H schematic delivered as a 7.24 MB PDF. Beyond the model number the file name carries no revision, region or board detail.

Samsung SM-C7000 schematic in PDF format, 4.95 MB, with repair-team tags in the name. The circuit sheets should show the PMIC, charging path, display and touch…

Service schematic in PDF for the Samsung Galaxy SM-J530F smartphone, a 4.73 MB document covering the main logic board circuitry.

Samsung SM-G928C schematic supplied as a 4.85 MB PDF, covering the logic board of this Galaxy model.

Schematic in PDF for the Gigabyte GA-G41MT-S2P desktop motherboard, based on the Intel G41 chipset judging by the model name.

PDF reference on laptop schematic signal codes, explaining the abbreviations and net names found in notebook circuit diagrams.

ASUS laptop schematic for the M50S and X55S models, delivered as a 2.93 MB PDF. The name lists no board revision, so compare the board label against the title blocks…

Schematic for the Lenovo 3000 G230, marked in the name as the DDR3 version, so the memory pages apply to boards using DDR3 rather than older RAM.

PDF schematic labelled UL20A, a 1.32 MB circuit diagram for the notebook mainboard carrying that model designation; the name gives no board number, revision or brand.

Schematic for the ASUS Eee PC T91, with R12G in the file name most likely indicating a board revision, though that is not stated explicitly; the PDF is 597 KB.

RAR archive of 991 KB with the uninformative name 1520, which gives no brand, model or board number.

Plain text list of laptop IC equivalents, with a title partly in Persian that also says IC equivalents, 2.81 KB in size.

A small 209 KB PDF filed under schematics, named only with the number 28101 and no brand, model or board revision.

Schematic in PDF form for the IBM ThinkPad R40 laptop, roughly 1.45 MB. The file name gives no board number or revision, so compare page headers with the markings on…

Spanish-language training document on intermediate microelectronics for mobile phones, filed under schematics but by its title a course text rather than a circuit…

Tiny RAR archive of 1.79 KB whose Russian name translates to registry files for connecting a printer.

PCB layout drawing for the Honor Play, a Huawei sub-brand phone, in a 957 KB PDF. Layout documents show component placement and designators on the board, so a technician…