DDR2 specification document, a 215 KB PDF identified as TN4703, catalogued under schematics.

A PDF of about 88 KB for the 2SK2154, filed under schematics but most likely a component datasheet, since the name is just the part number.

Here is a 49.4 KB PDF for part 2SC4067, placed under schematics but named like a manufacturer datasheet.

A 186 KB PDF identified by the part number 2SC2873 and classed as a schematic. Under the JIS standard the 2SC prefix means an NPN bipolar transistor, so this is most…

Named 1SV262 with a trailing underscore, this 74.5 KB PDF is filed as a schematic. The underscore adds no technical information.

PDF filed as a schematic under the name 28C256, the widely used 256 Kbit parallel EEPROM part code.

PDF of 66.0 KB named 25C03, indexed under schematics, with no brand, board or device information in the name.

PDF schematic for the ASUS FX505DD and FX505DT laptops, the AMD-based TUF FX505 models; no board revision appears in the name.

PDF named after the TI TPS2544, about 1.28 MB, catalogued as a schematic, though the name points to documentation for that USB charging port controller and power switch.

Lenovo E40 circuit diagram as a 1.38 MB PDF, whose name states the model alone. Board number, designer and revision should be read from the pages, and a similarly sized…

The 2SK1839 is covered in this 84.9 KB PDF, filed under schematics though the name points to a single semiconductor part.

A 41.5 KB PDF for the 2SB970 transistor, with an _E suffix the file name leaves unexplained.

Indexed under schematics, this 66.7 KB PDF is named 1SV225; the trailing underscore looks like a naming artefact.

A short 31 KB PDF for the 1SV316 diode, filed in the schematic category. A separate entry with UV and sot323 tokens also exists for this part number, so compare both if…

Listed under schematics, this 92.0 KB PDF has a purely numeric name, 27256, with no manufacturer or revision attached.

PDF document of 112 KB, indexed as a schematic under the name 70u-d. The name gives no device, manufacturer or board number, and the suffix after the dash is not…

Quanta Y31 motherboard schematic in PDF, board DAY31AMB6C0 at revision C, marked as a PV build dated 0214 (PV usually means production validation).

Clevo W670RNQ / W670RNQ1 laptop schematic in PDF form, covering mainboard 6-71-W65R0 with the DN3 suffix that usually marks the drawing revision.

Schematic PDF for the Dell Inspiron G7 17 7700, made by Pegatron under the project name HELA17, packed in a RAR archive.

Reference sheet for the 2SC5784 transistor, a 178 KB PDF listed under schematics. Under Japanese JIS numbering a 2SC code denotes an NPN bipolar transistor intended…

PDF listed as a schematic under the name 30ETH06, a code that matches the pattern used for power rectifier diodes rather than any motherboard.

Datasheet-type PDF, 394 KB, for the 24LC08B, an 8 Kbit I2C serial EEPROM arranged as four 256-byte blocks.

Schematic PDF with an uninformative name, IO, which suggests an input/output or daughter board but states no device, brand or board number.

Schematic of the Quanta BL5S motherboard, revision 1A, provided as a 1.00 MB PDF. BL5S follows Quanta's internal project-code naming; as an ODM, Quanta builds boards…

IBM ThinkPad X61 notebook schematic, stored as a 1.42 MB PDF. Apart from the model, the name states no board number or revision, so compare the drawing with what is…

Honor 9 smartphone schematic in PDF, compressed as a 744 KB RAR archive, from Huawei. The diagram is useful for tracing supply rails from the PMIC, checking charging and…

Small schematic PDF of about 348 KB named MV-MTK RF, which suggests a radio-frequency section of a design built around a MediaTek chip, though the name does not identify…

Service manual for the Xiaomi Redmi Note 3, model code 3Z, a 9.52 MB PDF. Phone service manuals usually cover disassembly steps, exploded views, spare part lists…

Nokia 3300 service schematics, a 2.05 MB PDF covering the handset circuitry. The file name identifies only the model, with no revision or board number, so verify against…

Datasheet in PDF form for the 2SC4696, filed in the index under schematics although the name points to a discrete part document rather than a board diagram.

Schematic in PDF form for the Adamo 13, the ultra-thin laptop sold under the Dell Adamo name, packed in an 827 KB RAR archive.

Spanish PDF course topic about diagnosing and fixing software faults on mobile devices, 541 KB in size and seemingly identical to topic 7 in the same series.

Schematic of the small sub-board for the Redmi K40 Pro smartphone, a 100 KB PDF. The small board in phones usually carries the USB charging port, microphone and related…

Schematic for an early revision of MSI motherboard MS-16881, marked 0B in the name, in PDF format inside a RAR.

Circuit diagram for the Zyxel Omni56K Plus external dial-up modem, packed in a RAR archive of about 568 KB.

Revision R1.0 schematics for the Compal LA-6172P laptop board, packed in a 1.62 MB RAR archive.