For the 2SC4006 there is this 79.6 KB PDF, filed as a schematic though a bare JIS code like this normally names a datasheet.

Filed under schematics, this 49.7 KB PDF covers the 2SC1318A, an NPN transistor in JIS numbering; the A suffix denotes a variant of the base 2SC1318 type, often with…

Part number 1N1199A is the only information in the name of this 104 KB PDF, which is indexed as a schematic but follows the JEDEC 1N pattern used for diodes, pointing to…

Datasheet in PDF form for the 1.5SMC6.8A, a 1500 W surface-mount transient voltage suppressor diode in the SMC package with a nominal 6.8 V breakdown and the A suffix…

PDF datasheet for the 93C75A serial EEPROM, part of the 93-series three-wire Microwire memory family, filed under schematics with a size of 395 KB.

A small 105 KB PDF filed under schematics, with a name pointing to the 85C72-82 range. The name gives no device, brand or board number, and the code resembles a…

The 163 KB PDF named 408CNQ060 sits in the schematic category, yet its name identifies no device or board.

This 57.7 KB PDF, listed as a schematic, is named 64LC10-40, which reads like a range of variants within one component series.

A 176 KB PDF catalogued as a schematic, named 28LV64, a part number from the low-voltage 64 Kbit parallel EEPROM family.

PDF listed as a schematic for the 28F020, with Intel named as the manufacturer in the file name. The 28F020 is a 2 Mbit parallel flash memory part.

Schematic in PDF format for the H54Y board, UMA variant, meaning integrated graphics with no discrete GPU, packed in a ZIP of about 1.20 MB.

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.

Zip archive of schematic material for the Huawei Mate 20X phone, per the name. Phone service schematics like this usually show the PMIC rails, battery and charging path…

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.

Small 51.2 KB PDF named for the Redmi K30 Pro (spelled Remi in the name), with no board number or revision given.

Display interface pages from the Samsung SM-A11 schematic, a PDF of 4.33 MB. They detail the LCD connector pinout, display supply voltages, reset and the high-speed data…

Schematic PDF for the ARDOR Gaming RAGE R16-R7ND403 laptop, 3.55 MB in size. The name gives no board number or revision, so check the title block inside against the PCB…

Vietnamese-language PDF in a 188 KB RAR whose title translates to clock generator circuit.

Schematic in PDF for board NM-A331, a Compal-style number listed under the Lenovo brand; NM- prefixes are used by LCFC and Compal for Lenovo notebook boards.

Small 186 KB PDF schematic for the earphone and charging daughterboard used in E14 and E15 machines. No vendor, generation or board number is given in the name.

Complete schematic PDF, labelled in Spanish, for the Samsung Galaxy A14 SM-A145M 128 GB phone. At about 2 MB it covers the phone mainboard circuitry.

Circuit schematic in PDF format for the ASUS STRIX-Z270H-GAMING motherboard, with the RG suffix taken from the name, archived as RAR at around 1.42 MB.

Schematic in PDF format for the Compal EPV51 board LA-G076P, with R02 in the name suggesting a later drawing revision, inside a 2.25 MB RAR.

Schematic PDF for the JBL PartyBox 710 portable party speaker, delivered as a 13.5 MB RAR archive.

Databook for the AMD Vega 10 GPU, gaming variant, supplied as a PDF inside a 1.47 MB RAR archive.

Schematic for the Xiaomi Mi 9 Lite smartphone, labelled in Spanish as esquematico, in an 803 KB PDF; the brand appears misspelled in the name.

ASUS schematic in PDF for the G531GW and G711GW gaming notebooks, board revision 1.5. The diagram covers the power section, CPU and GPU supply rails, the power-on…

Schematic for the Gigabyte Z370 HD3 desktop motherboard, revision 1.0, packed as a PDF inside a 1.42 MB RAR.

PDF schematic for the ASUS GA401QM laptop mainboard, part of the ROG Zephyrus G14 line, in a 4.64 MB ZIP archive.

Collection of fault tips for Sharp televisions in PDF, roughly 185 KB, written in Portuguese as dicas de defeitos, meaning defect hints.

Resistance-to-ground chart for iPhone 7 Plus connector J4502, which the Chinese title identifies as the display and touch socket, packed in a 7.08 MB PDF.

Apple logic board 820-02100 schematic in PDF, packed in a 3.17 MB RAR archive. Apple's 820- numbering identifies a specific logic board design, so the number…

PDF schematic for the MSI MS-7786 motherboard, version 1.0, packed in RAR. The name carries only the board code and revision, so open it to confirm the model variant on…

Desktop motherboard schematic in PDF labelled with the Foxconn model H61MD, an Intel H61 chipset board; the name misspells the brand and adds an HW suffix of unclear…

Gigabyte GA-B150M-WIND schematic, revision 1.01, in PDF format and archived as a 1.02 MB RAR. This micro-ATX board uses the Intel B150 chipset.

Cross-reference sheet listing equivalents for diodes, bridge rectifiers and transistors, originally prepared as an Excel table and saved to PDF, despite being filed here…

Laptop schematic in PDF, packed as RAR, for Quanta board DA0LV3MB8F0 with project code LV3D.

Samsung SM-A205 schematic in an 11.5 MB PDF, with the name listing FN, F, G and GN variants of this Galaxy A20 model.

Schematic PDF named only X200, about 719 KB, with no brand, revision or board number in the name.

PDF schematic of about 837 KB for the Compal LA-5752P laptop mainboard. The name gives no brand, model or revision, only the board code.