Schematic for the button board of Quanta project FF4, filed under DA0FF4MB6E1, revision R1C final, in PDF format.

The 2SK2294 is the subject of this 140 KB PDF, catalogued as a schematic but in substance most likely a datasheet, as 2SK marks N-channel field-effect transistors under…

Part 2SK1438 is the subject of this 108 KB PDF, filed in the index as a schematic but almost certainly a component datasheet.

The 2SB906 transistor is the subject of this 196 KB PDF. Following JIS designation, 2SB parts are PNP bipolar transistors classed for low-frequency use.

Hi-fi 2.1 amplifier schematic credited to SeahorseDIY, in a 688 KB PDF. It covers a stereo-plus-subwoofer layout, likely with the crossover or filter stage feeding the…

Filed as a schematic, this 168 KB PDF is identified only by 20L15T. It gives no brand, model, board number or revision, so its exact subject is unclear from the name…

Schematic for the MIO-KB daughterboard of the Lenovo 330S series, a small PDF inside a 218 KB RAR.

The 2SD1198 is the subject of this 56.6 KB PDF, filed as a schematic although the name points to a component datasheet; an _E suffix follows the part number with no…

Reference document for the 2SC3112 transistor, supplied as a 257 KB PDF and filed under schematics. The name holds only the part number.

Series datasheet spanning the 1N5391 to 1N5399 diodes, a 42.7 KB PDF catalogued as a schematic.

The 2SA1518 is the subject of this 30.2 KB PDF, which the index files as a schematic although the name suggests a component data sheet.

Component location map for the small sub-board of the Redmi K40 Pro smartphone, provided as a 95.4 KB PDF.

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

PDF schematic for a 2.1-channel power amplifier, meaning two satellite channels plus a subwoofer channel.

Reference document on toroidal transformers, a 5.83 MB PDF; no device, brand or model is named.

Moto G10 schematic set for the XT2127 series, where the trailing X in the name stands for the various regional sub-variants, delivered as a 24.4 MB RAR.

Schematic package for the Motorola Moto G8 Power Lite, model number XT2055, supplied as a 25.7 MB RAR archive with a Spanish name.

Portuguese-language PDF listing complete equivalences for SMD transistors, a cross-reference for identifying surface-mount parts by their marking code and finding…

PDF datasheet of 64.7 KB covering Zener diodes from 1N4728A to 1N4754A, a subset of the 1 W axial Zener series.

Short PDF reference listing IC equivalents, meaning substitute part numbers that can replace one another in a repair.

Schematic for the Lenovo V130-15IKB laptop, produced by Wistron under the LV315KB project, with 17807 board numbers and sub-variants 17807-1, -2 and -3 listed in the…

Circuit diagram package for the Xiaomi Mi A1 phone, at roughly 7 MB in RAR form, likely covering the mainboard and possibly sub-boards.

Lenovo P770 smartphone repair documents: schematic diagram and service manual in a 646 KB RAR archive.

Schematic for the Compal LS-6098P sub-board, revision 1.0, archived in a RAR of roughly 40 KB.

Schematic in PDF for the Apple iPhone 5 logic board, about 8.6 MB, with no board revision stated in the name.

Schematic diagram and service manual for the Lenovo A790E, archived as a 1.03 MB RAR. The E suffix is part of the model designation; no board number or revision is…

Schematic diagram PDF for a device identified only as A022, with a subtitle suggesting a mobile phone design, 6.28 MB in size.

Schematics for Compal board LA-7321P, revision R0.22, in a 1.07 MB RAR archive. The unusual two-digit sub-revision suggests a pre-production release, and the name gives…

Short schematic file for the Xiaomi Mi Max, only about 965 KB, much smaller than the other Mi Max schematic copies, so it may be a partial set, a compressed version or a…

Schematic of the small sub-board for the Redmi K40 Pro smartphone, a 100 KB PDF. The small board in phones usually carries the USB charging port, microphone and related…

Schematic diagram for the Huawei Y3 II, model LUA-U22, packed as a 6.63 MB RAR archive.

Nokia N93 schematic, the second document of its kind according to the name, delivered as a 1.27 MB PDF.

Schematics for the Samsung Galaxy A50, models A505FN and A505FM, in a compact 1.55 MB RAR.

RAR archive of 1.39 MB containing a schematic for boards LA-G07DP and LA-G07EP; the name gives no laptop brand, model or revision.

Schematic archive for the Compal LS-6582P, revision 1.0, roughly 40 KB in RAR form. In Compal's numbering the LS prefix normally marks a small daughterboard, such as a…

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…

Schematic set for the ASUS VK222U-SI monitor, 6.05 MB compressed in RAR. Apart from the model, the name contains no board number or revision.

Service schematic for the Xiaomi Mi 9, the device with code name cepheus, in a 1.15 MB ZIP archive.

Schematic diagrams for the Samsung SM-G350, the Galaxy Core Plus model, stored as a 4.26 MB RAR archive.

Schematic diagram for Apple logic board 820-1599, project Q59C, provided in a 1.46 MB RAR. The name mentions no boardview, so expect circuit pages only.