Circuit schematic in a compact 847 KB PDF, identified only as M750 with no brand or board revision in the name.

Laptop schematic covering Sony models PCG-K2T, VGN-CR322H and VGN-CR490, which share the same mainboard design; the PCG number is the regulatory model code found on the…

Schematic in PDF form for the Sony MBX-224 motherboard, with M960 and M970 named alongside the board number, most likely internal project or model codes.

Repair guide for the Asus K53SV notebook, a 593 KB PDF. The file name does not state a board revision.

Repair guide for the Asus X540LJ laptop, 832 KB in PDF format. No board revision is given in the name, so verify it against the document contents.

Small 374 KB PDF schematic labeled only with N5010 plus an extra word, milind, which looks like a personal tag rather than a technical detail.

Service manual for the Samsung SCH-I535, the Verizon version of the Galaxy S III, 4.65 MB PDF with no revision stated.

Schematic in PDF for the MSI GTX 780Ti Gaming 3G graphics card, labelled V298, which is MSI's internal board design number.

Schematic PDF for the ASUS GX502LXS motherboard, revision 2.1, a fairly large 14.8 MB document.

PDF covering the BF458 and BF459 transistors, a compact 49.2 KB file listed as a schematic but most likely a shared datasheet.

Covering the 2SK2910 transistor, this 150 KB PDF is listed in the schematic category but reads from its name as a component datasheet.

The 2SK545 is covered by this 80.4 KB PDF, filed as a schematic but most likely a datasheet because 2SK numbers identify N-channel field-effect transistors in the…

PDF reference, around 129 KB, covering two power ICs identified by marking codes: Qq for the SY8386BRHC and 3a for the SY8388C3RHC.

Indexed as a schematic, this 79.2 KB PDF is named 2SC4400 and should be the reference datasheet for that NPN bipolar transistor.

The 2SC5777 is covered by this small 29.9 KB PDF, catalogued as a schematic but most likely a single-part datasheet.

Reference sheet in PDF form covering the 1SV214, filed under schematics although at 75 KB it reads like a single-part data sheet.

Zener diode datasheet covering the range from 1N4728A to 1N4764A, an 88.2 KB PDF. This 1 W axial Zener series spans a wide range of nominal voltages, each part number…

A 54.5 KB PDF filed as a schematic and identified only by the short code 51HQ, with no brand, model or revision stated.

Part-number-style PDF, 176 KB, labelled 27lc040 and listed here as a schematic. The pattern matches the 27-series UV or OTP EPROM family, with LC typically denoting a…

Covering the 25AA320, 25LC320 and 25C320, this 383 KB PDF is listed as a schematic but is in practice the datasheet for a Microchip family of 32 Kbit SPI serial EEPROMs.

PDF of about 104 KB on the 24LC16 serial EEPROM, a 16 Kbit two-wire memory device. The name gives no revision or package detail, so treat it as general part…

A 140 KB PDF on the 24Cxx serial EEPROM family, with the trailing 3 in the name not explained by the file name itself.

Filed under schematics at 212 KB, the PDF named 20ETF-S gives no device, board or revision details.

A small PDF of 71.3 KB catalogued as a schematic, whose name gives only the token 12f with no brand, model or board number.

Schematic in PDF form titled R60, 1.63 MB, with no brand, board number or revision given in the name.

NXP document UM10391 in PDF format, 1017 KB. The UM prefix marks an NXP user manual, a reference describing a chip family, its registers, peripherals and pin functions…

Fingerprint sensor section of the Samsung Galaxy A30s (SM-A30S) schematic, saved as a 4.30 MB PDF.

PDF schematic covering the WiFi, Bluetooth and GPS section for SM-A23, which appears to be a Samsung Galaxy A23 phone model number.

Charging and data circuit schematic for the Samsung SM-A23, a 2.78 MB PDF. It covers the USB port path, the charger IC, overvoltage protection, data lines and the…

Network section schematic for the Samsung SM-A21s, a smaller 1.93 MB PDF. It covers the cellular radio part of the board, typically the RF transceiver, power amplifiers…

Backlight circuit schematic for the Samsung SM-A21s, a 3.82 MB PDF. It covers the LCD light section, typically the backlight driver, its boost inductor and diode, and…

Macro camera schematic for the Samsung SM-A21s, showing the 2MP macro module circuit, PDF, 3.82 MB.

Memory card slot section of the Samsung SM-A11 schematic, a PDF of 4.33 MB. The sheet covers the microSD connector, its supply rail, card detect signal and the data and…

Depth camera section of the Samsung SM-A11 schematic, covering the 2 MP depth sensor, in a 4.34 MB PDF.

PDF schematic covering the microphone, loudspeaker and earpiece circuits of a handset, from a sectioned series of roughly 4.78 MB pages without a model in the name.

Schematic for the Toshiba Portege M200 tablet notebook, an 11 MB PDF, with %20 in the name being only an encoded space.

PDF document of about 1 MB filed as a schematic under the name e280-le1_e, with no brand, board number or revision clearly stated.

Clevo A110SU service manual schematic in PDF, covering mainboard 6-71-A11S0 in revision D02.

Schematics for the Compal laptop board LA-K881P, supplied in a 4.71 MB zip archive. Compal names its motherboards with an LA- prefix followed by a project code, and…

MSI MS-V335 schematic, revision 1.0, in PDF format at about 442 KB. MSI's MS-V numbering covers its graphics card PCBs, and this name does not reveal which GPU is…