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

Schematic set for the Xiaomi POCO M3 in PDF form, packed inside a 4.20 MB RAR archive. Once extracted it opens in any PDF reader and lets a technician search for net…

Listed under schematics but named only after a part number, this 91.6 KB PDF most likely holds the datasheet for the 2SC4188 transistor.

The 2SC4121 part number is the whole name of this 89.5 KB PDF; although typed as a schematic, it should be the datasheet for that NPN bipolar transistor, as the Japanese…

A PDF document for the 2SC4884, filed under schematics but by its name a component datasheet rather than a board diagram.

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

Part documentation for the 2SC5302 in PDF form, 89.2 KB, placed in the schematic section of the index.

A brief 48.3 KB PDF on the 2SC3504, catalogued as a schematic but containing transistor data.

The 2SA1734 is the subject of this 183 KB PDF, which carries only the component number in its name.

A compact PDF of 48 KB filed under schematics, named after the part 2PB1219A with a trailing 3 that probably marks a document issue.

PDF of 25.8 KB carrying only the code 2pg302 in its name and filed under schematics. No laptop model, board number or manufacturer is stated, so the content cannot be…

Short PDF, 26.4 KB, named 2pg301 and placed in the schematic category alongside related 2pg files.

PDF of 168 KB filed as a schematic and named 2N2219A, a designation in the JEDEC 2N numbering used for discrete semiconductors.

A small 26.9 KB PDF in the schematic category, named only with the part number 2N6519 from the JEDEC 2N registration series.

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

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

PDF document of 164 KB with the bare name 40cpq035, indexed as a schematic. Nothing in the name points to a specific device, manufacturer or board revision; the string…

Indexed as a schematic, 36mt is a 53.9 KB PDF whose name is only a short code that resembles a component series designation rather than a laptop board number.

Filed as a schematic, this 75.4 KB PDF named 30TPS16 reads like a power semiconductor part number rather than a board layout, so it is most likely a component datasheet.

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…

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

Wistron schematic package for the Hellcat 15 Upsell design, project or board number 19828, provided as a 5.78 MB RAR holding the PDF.

Lenovo NM-A221 schematic, provided as a PDF compressed into a 1.51 MB ZIP file. The NM-prefix board number belongs to LCFC, the Lenovo-owned company that designs and…

Schematic in PDF form for the ASUS A7Sv notebook, 7.56 MB in size; the name does not state a board number or revision.

ZIP archive of schematics named only A042F, with no brand or revision given in the file details.

Schematic diagram for the Samsung Galaxy J7 Neo SM-J701M, packaged as a 1.32 MB PDF. It lets a technician trace the battery and charging circuit, PMIC outputs, display…

Spanish electronics learning series El mundo de la electronica, issue 21, in a PDF of about 1 MB.

Schematic files compressed as ZIP under the code A217M, a code that follows Samsung Galaxy phone model naming, though the name itself carries no brand or revision.

Schematic for the ASUS K54LY laptop in PDF form, 674 KB in size. The name gives only the model, with no board revision, so compare the revision printed on the…

Schematic in PDF form for the Dell Latitude 5400, EDC41 platform, Compal board LA-G891P, packed in a RAR archive.

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

A 2.78 MB PDF schematic page dedicated to the SD card section of the Samsung SM-A23. It shows the memory card socket, its data, clock and command lines, card-detect…

Handsfree and headset audio schematic for the Samsung SM-A23, contained in a 2.78 MB PDF.

Fingerprint sensor schematic for the Samsung SM-A23 (the name spells it FINGERPINT), a 2.78 MB PDF.

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…

Front camera page of the Samsung SM-A20S schematic, supplied as a 4.63 MB PDF. It lays out the selfie camera connector, its supply rails, clock and data lines, and…