Schematic for the IBM ThinkPad A31, a 1.00 MB PDF whose name gives only the model. No board number or revision is mentioned, so compare the PCB markings with the…

ASUS F5Z laptop schematic, an 863 KB PDF identifying the model but not the board revision or number.

Laptop schematic for the Toshiba Satellite A215, provided as a small 557 KB PDF. The name gives no ODM, board number or revision, so check the title block inside against…

Schematic PDF for the Lenovo IdeaPad S10-3t netbook, with Caucasus named as the platform or project code. At 815 KB it should cover the main board circuitry.

Schematic for Quanta project TT9, revision R1A, in an 820 KB PDF, the second copy of an identical document.

PDF schematic for the HP EliteBook 8540p and 8540w family as named, built on Compal board LA-4902P, revision 1.0.

Schematic diagram for the HP NX6120 notebook in PDF format, 941 KB. Only the model is given in the name, with no board number, ODM project code or revision, so check the…

Datasheet-style PDF covering the BD233, BD235 and BD237 family of medium-power transistors, filed here under schematics.

PDF reference of 221 KB for the 2SK2909, catalogued as a schematic. Only the part number is present in the name, with no maker or revision indicated.

PDF document for the 2SK2775, filed under schematics although the part number points to a component datasheet rather than a board drawing.

A compact 23.3 KB PDF for the 2SK2772, an N-channel FET according to the JIS 2SK naming convention, catalogued here as a schematic.

The 2SK2750 is covered by this 394 KB PDF, indexed as a schematic but most likely the component datasheet, since 2SK is the JIS prefix for N-channel FETs.

Component document for the 2SK2611, a part number in the Japanese JIS scheme where the 2SK prefix marks an N-channel field-effect transistor.

Datasheet-style PDF for the 2SK669, a part number in the JIS 2SK series used for N-channel field-effect transistors, listed in the index as a schematic.

Reference PDF for the 2SK620, a JIS-series N-channel field-effect transistor, weighing 35.6 KB and listed under schematics though it is most likely a datasheet.

At 294 KB, this PDF is larger than its neighbours but still identified only by 2SJ167, a Japanese JIS number for a P-channel field-effect transistor.

PDF of 41.2 KB for the 2SC3130, with an extra E suffix in the name whose meaning is not stated; it may mark an edition, language or variant, so check inside.

Short 49.9 KB PDF document for the 2N6284, a JEDEC-registered discrete semiconductor, catalogued as a schematic though it is most likely the part's datasheet.

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

Weighing 332 KB, this PDF is titled 25C160, a name that resembles a serial memory part code, so treat it as a chip datasheet rather than a motherboard schematic.

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.

Schematic in PDF format for Lenovo board NM-A281, revision 0.4 as given in the name, 1.58 MB. The NM-xxxx numbering is used by LCFC, Lenovo's in-house ODM.

PDF schematic for the Lenovo B490 laptop, roughly 1.95 MB. The name omits the motherboard number and revision, so read the board code inside and confirm it against the…

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 for the ASUS F82 laptop, provided as a PDF inside a 1.30 MB RAR archive. The name gives no board revision, so check the revision listed on the first page…

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…

Schematic package for the Samsung Galaxy S23 Ultra, model S918B, supplied in a 1.81 MB zip.

Schematic in PDF form, 11.2 MB, for motherboard LA-D562P, a board number following the Compal pattern; the name gives no laptop model or revision.

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…

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…

PDF schematic covering the Lenovo C460M, C462M and G400, with Compal named as the board maker.

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

Lenovo schematic for LCFC board NM-C581, supplied as a PDF inside a 2.58 MB RAR archive.

Schematic in PDF form, packed in a RAR archive, for an Intel reference-style design labelled spirit 1 with board marking N156CCF01-MB.

Schematic diagram in PDF form for the Quanta X31 laptop mainboard DAX31MB1AA0, packed in a 1.12 MB RAR archive.

Schematic PDF for the Samsung Galaxy A20, model SM-A205F, packed inside a 4.06 MB RAR. Samsung phone schematics are commonly used to follow power rails from the PMIC…