A small 56 KB PDF filed under schematics, named only 40CPQ080. The name looks like a component part code, not a motherboard number, and it states no device, brand or…

Catalogued as a schematic, 33C704 is a 166 KB PDF whose name is just an alphanumeric code without any model, manufacturer or board revision.

A 128 KB PDF carrying the code 30WQ03FN, indexed as a schematic but structured like a discrete semiconductor part number.

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

PDF of 97.3 KB listed as a schematic and named 28C512-513, covering two related parts from the 28C parallel EEPROM family in one document.

PDF document of 202 KB named 25CTQ, a series-style code with no voltage suffix, so it probably covers a family of related components in datasheet form.

A 128 KB PDF named 25C256, which matches the pattern of a serial memory chip part number, so this is most likely a chip datasheet placed in the schematic category.

PDF reference, 112 KB, for the 24C64 serial EEPROM, a 64 Kbit two-wire memory widely used in consumer and automotive electronics.

Combined datasheet PDF of 163 KB covering the 24C01B and 24C02B, serial EEPROMs of 1 Kbit (128 bytes) and 2 Kbit (256 bytes) respectively on the I2C bus.

Datasheet PDF, 83.7 KB, for the 24C01 serial EEPROM, a 1 Kbit (128-byte) memory on the two-wire I2C bus. The name gives no device or board context.

A 77.2 KB PDF named 23c040h, a variant of the 23C040 part with an added H suffix whose meaning is not stated in the name and must be read from the document.

Compact 32.6 KB PDF for the 6N138 and 6N139, filed as a schematic. These numbers are a well-known family of high-gain optocouplers, so the file is almost certainly a…

Sony VAIO schematic in PDF format, 847 KB, covering the MBX-217 motherboard, with M851 most likely the ODM project code carried alongside it.

MSI MS-7C59 motherboard schematic, revision 1.0, supplied as a PDF of about 7.5 MB. The circuit pages let you follow the power sequencing, the CPU and memory supply…

Service schematic for the Samsung SM-F711B, packaged as a ZIP of about 1.58 MB, with no revision stated in the name.

Laptop schematic in PDF form for the Compal LA-C551P motherboard, revision 1.0. LA- numbers ending in P are Compal's own board codes and appear inside laptops from…

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…

Schematic package in zip format, 2.22 MB, with a name that suggests the Samsung Galaxy J4 (SM-J410F/G), although the brand is not stated in the file details.

Schematic in PDF, packed in a 2.75 MB RAR, for the Compal motherboard LA-L655P. No laptop model or revision is given beyond the board number, which follows Compal's…

Service guide for the Samsung SM-G532F (Galaxy J2 Prime), revision 2.8, in a 2.98 MB PDF.

Revision 1 of the Motorola Edge Plus service manual, a sizeable 36.9 MB PDF. Motorola service documentation usually covers specifications, disassembly and reassembly…

Power supply schematic in PDF for the Sony EX2T TV chassis, 761 KB. It covers the PSU section only, useful for diagnosing a set that does not power on, clicks or shuts…

Headset or hands-free section of the Samsung Galaxy A30s (SM-A30S) schematic, a 2.31 MB PDF, somewhat smaller than the other pages in the set.

Front camera circuit from the Samsung SM-A10 schematic, a 2.25 MB PDF. It lays out the selfie camera connector, data and clock lanes, control signals and the voltages…

Owner documentation for an induction appliance, stored as a 14.5 MB PDF and filed under schematics, though the name identifies it as a user manual.

PDF schematic for the ASUS E402SA motherboard at revision 2.1, 848 KB. It shows the power tree, standby and main rails, charging circuitry, memory and peripheral…

Schematic PDF for a Dell 15-inch DDR4 laptop motherboard, board number 223032-1, model not stated. The pattern points to Wistron, which designs many Dell boards.

Microsoft Surface Pro 5 schematic in PDF form for board M1007506-015, revision U22. It documents the logic board circuits, useful for tracing power rails, checking the…

Schematic in PDF titled BM5012 revision 1.3, 1.12 MB, without a brand or model in the name.

Samsung laptop motherboard schematic in PDF, 2.17 MB, with a generic name that does not state the model, board code name or revision.

Circuit schematic for the Quanta ZO1 board project in PDF format, 873 KB, with no revision given in the name.

Quanta ZK3 board schematic in PDF format, 1.77 MB, without a revision noted in the file name.

Compact 912 KB PDF schematic for the Quanta Z05 board. The name states neither a revision nor the retail laptop model, so identify the board by the Quanta code printed…

Schematic for the Quanta KL9A laptop motherboard, a 1.02 MB PDF with no revision or retail model in the name.

Schematic PDF for motherboard NM-C131, an LCFC board number; LCFC is the Lenovo-owned ODM that uses the NM- prefix.

Exploded view drawing in a 2.09 MB PDF; the generic name gives no brand or model, so the device must be identified from the document itself, likely part of a split…

Schematic PDF of 360 KB whose name is only a date, 2024-01-28, plus a sequence number, so it reveals nothing about the brand, model or board.

PDF schematic for the ASUS F82 laptop. The name does not state a motherboard number or revision, so compare the board number printed on your PCB with the title blocks…

Schematic PDF for the Compal LA-L241P board, revision 1.0, project code name Warlock, an Intel Tiger Lake (TGL) platform in UMA form, meaning integrated graphics only.

PDF schematic for MSI board V328 at revision 8.0 from the _80 suffix, decrypted so it opens without restrictions, carrying reference 00017967 in the name.