Schematic set for the Meizu MX4 smartphone, packed in a 1.32 MB zip. Phone schematics like this cover the PMIC, charging and battery circuits, display, camera and RF…

Schematic in PDF form for the Lenovo ThinkPad L390 Yoga, LKL-2 mainboard with board number 18724-1M, archived as RAR.

Schematic in PDF format, 2.70 MB, whose name appears to begin with MBX149 followed by a random-looking string, which suggests a Sony MBX-149 notebook board, though no…

Troubleshooting guide in PDF format, 1.65 MB, for model S7262, which corresponds to a Samsung Galaxy Star Plus dual-SIM handset, though no brand is given in the name.

Jetway 630TCF motherboard schematic in PDF format, roughly 498 KB, with no revision number in the name.

Schematic in PDF format for the Jetway 845GDM motherboard, approximately 669 KB, without a revision number in the file name.

Full schematic diagram in PDF format, 13.8 MB, for a 330S-KBL laptop, where KBL normally denotes the Intel Kaby Lake platform.

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

ASUS A3H notebook schematic, 1.07 MB in PDF format; the SC suffix in the name likely just marks it as a schematic.

Schematic in PDF form for a Foxconn 661S01 motherboard, revision B, filed under ECS, 776 KB.

Compal schematic for board LA-B301P, revision 1.0, in PDF format. Compal labels its notebook motherboards with LA-xxxxP codes, which appear on the PCB silkscreen, while…

Service schematic for the Xiaomi Redmi 2X smartphone in PDF form, 3.39 MB. The file name names only the model, with no PCB revision or variant.

Lenovo B490 schematic in PDF format, 1.95 MB, apparently a duplicate copy of another B490 file judging by the identical name and size.

Schematic in PDF format for the Toshiba Satellite L640, drawn for the Quanta TE2 board numbered DA0TE2MB6F0.

Samsung SM-A910F disassembly document in PDF form, 1.51 MB. The name indicates step-by-step teardown instructions rather than circuit diagrams, covering removal of the…

Schematic in PDF format for the Nokia 7650, one of the early Symbian camera phones, 1.81 MB in size.

Circuit diagram for the Lenovo ThinkPad R61 on the DAV3 GENBU5W board design, revision 5.13, in PDF form at about 1.28 MB.

Reference sheet in PDF format, 236 KB, describing LVDS connector pinouts. The name names no device or panel model, so treat it as a generic guide to low-voltage…

Datasheet for the 2SD1815 in PDF format, 154 KB, catalogued as a schematic. Apart from the type number, the name carries no extra details.

Specification sheet in PDF format, 43.9 KB, for the 2SD2177A, the A-suffixed variant of the 2SD2177, with an additional _E tag in the name.

Datasheet for the 5HP01N part in PDF form, about 27 KB. No device or motherboard is named; the code with an N ending appears to be a package variant of the 5HP01 series.

Reference sheet for the 2SK2739 in PDF format, 146 KB, indexed in the schematic section.

Part reference for the 2SK1452 in PDF form, 111 KB, classified as a schematic. The name states only the device number.

Part reference sheet in PDF form for the 2SK663, carrying a 2SK prefix that under the Japanese JIS system denotes an N-channel FET.

Reference sheet for the 2SJ620 in PDF form, 345 KB, listed in the schematic category. The 2SJ prefix follows the Japanese JIS scheme for P-channel field-effect…

Reference sheet for the 2SJ345 in PDF format, about 333 KB. The name gives only the part number, with no board or device information.

Specification sheet for the 2SD874 transistor in PDF form, about 44 KB, catalogued with the schematics but actually a component datasheet.

Schematic in PDF form, packed as a 3.79 MB RAR archive, for A600FN, the model code of the Samsung Galaxy A6 single-SIM European variant.

Component documentation for the 2SC4269 in PDF form, 108 KB in size, listed in the schematic category. Nothing beyond the part number appears in the name.

Reference sheet in PDF format for the 2SC4256, 80.8 KB in size. The file name gives no manufacturer, package or revision details.

Specifications for the 2SC3656 in PDF form, 90.4 KB. Parts beginning with 2SC in the JIS system are NPN bipolar transistors.

Datasheet in PDF form, 289 KB, for the 2SC3547B, filed with schematics. The B suffix marks a variant of the 2SC3547; the name alone does not say whether it denotes a…

Datasheet in PDF format for the 2SB1641, around 183 KB. By JIS convention the 2SB prefix identifies a PNP bipolar transistor aimed at low-frequency circuits such as…

Datasheet in PDF format for the 2SA1579 transistor, 36.6 KB. Only the part number is given in the name.

Transistor datasheet in PDF form for the 2SA720A, 42.4 KB, with an _E suffix whose meaning the name does not state.

Component documentation for the 2SA1314 in PDF format, 162 KB. The type field says schematic, but the name consists only of the part code, which normally means a…

Datasheet in PDF form for the 2SA1018 transistor, filed in the index under schematics, with an E suffix in the name that likely marks a document edition or variant.

Datasheet for the 2N3859A in a 59.0 KB PDF, the A suffix forming part of the registered part number as given in the name.

Reference sheet for the 1T368A transistor, 40.5 KB in PDF format and indexed under schematics.

Only the identifier 150CNQ035 appears in the name of this 53.3 KB PDF, filed under schematics. No product, board or revision is given.