Repair guide in PDF form for the ASUS H81M-K motherboard, archived as an 828 KB RAR. ASUS repair guides usually include block diagrams, power sequencing, troubleshooting…

Schematic for the Dell Inspiron M5030, built by Wistron under the Chelsea DJ2 project, UMA version using integrated graphics, revision X01.

PDF document of 885 KB whose Persian file name translates as oscilloscope, which suggests a guide or tutorial on using an oscilloscope rather than a schematic for a…

Schematic PDF, 1.80 MB, whose compact name suggests a Sony VAIO MBX-194 mainboard, followed by codes such as m2tk5 and CTPT6.

Schematic diagrams for the Lenovo S90 smartphone, archived as RAR at 4.88 MB; unlike several sibling files, the name mentions only diagrams, not a service manual.

Lenovo A3900 repair documentation consisting of a schematic diagram and service manual, packed in an 893 KB RAR archive. The name lists no board number or revision.

Short Spanish-language PDF on battery compatibility, only 88.5 KB, filed with schematics but really a cross-reference table.

Schematic archive for the Apple MacBook Pro A1297 17-inch, project code K92. The name gives no 820- logic board number, so check which board you have against the project…

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

Foxconn 661M07 motherboard schematic, revision A, saved as an 821 KB PDF and catalogued under ECS.

Compal LA-1271 schematic at revision R0.1, packed in an 852 KB RAR archive. A 0.1 revision is a very early engineering draft, so component values and populated parts may…

Compal LA-1251 schematic, revision R1B, stored as an 843 KB RAR archive. Releases R0.5 and R1.0 also exist for this board number, so matching the revision printed on the…

PCB drawing combined with a functional block diagram for the Xiaomi Mi 4S, provided as a 4.86 MB PDF.

Schematic diagram for the V32531FG LED television, labelled MTK8222LS LEDTV, in a small 288 KB PDF.

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

Schematic package for a device identified only as J100H, supplied as a 1.8 MB RAR archive.

PDF sheet of roughly 41.8 KB for the 5LP02M part, filed under schematics. Only the part number is given; by the series pattern the LP letters likely signify a P-channel…

Component sheet for 5HP01C, a 26.8 KB PDF without any laptop, brand or board number in its name.

Component sheet for the 3SK268 supplied as a 32.8 KB PDF and placed in the schematic category. Beyond the part number, the name gives no further detail.

A 41.8 KB PDF named for the 2SD2457 with an E tag, filed as a schematic. By the JIS scheme, 2SD marks an NPN bipolar transistor, so expect a component reference rather…

A 40.8 KB PDF on the 2SK2012, an N-channel FET according to the JIS 2SK naming convention.

Compact 31.8 KB PDF for the 2SK1868, filed as a schematic though named only by a part number.

PDF, 87.5 KB, for the 2SK1735 semiconductor. Part numbers beginning 2SK are registered in the Japanese JIS scheme as N-channel field-effect transistors, making this most…

Named 2SJ503, this 87.9 KB PDF is tagged as a schematic but most likely contains a transistor datasheet, because 2SJ is the Japanese JIS designation for P-channel…

A compact 27.8 KB PDF named after 2SJ164, a JIS designation identifying a P-channel FET.

Compact 44.8 KB PDF for the 2SD1051, with an _E suffix in the name whose meaning is not stated, possibly a language or edition marker.

The 2SC3987 document is an 83.4 KB PDF whose name contains only the part number, so expect a transistor datasheet rather than a device schematic, even though it is…

Small 30.8 KB PDF covering the 2SC3919, one of a numbered run of similar sheets in this index.

Named simply 2SC3399, this 86.9 KB PDF refers to a Japanese-registered NPN transistor; the 2SC prefix under JIS indicates a high-frequency type.

Small 42.8 KB PDF for the 2SC2188, carrying an _E suffix in its name and filed under schematics.

A 30.8 KB PDF named for the 2SA1522, a part number in the Japanese 2SA series of PNP transistors.

Part document for the 2SA1511, an 88.3 KB PDF filed in the schematic category. Its name follows the Japanese JIS designation in which 2SA denotes a PNP bipolar…

Here the 2SB819 is covered in a 51.8 KB PDF, with an _E ending in the name that is not explained and should not be read as a specific grade without checking the…

Small 41.8 KB PDF for the 2SB792, filed as a schematic but named only after a part number, so it is most likely the component datasheet.

A 40.8 KB PDF for the 2SA1290 transistor, catalogued under schematics. The filename states only the part number; the 2SA prefix designates a PNP bipolar device in the…

An 86.7 KB PDF for the 2N3903 with a Sam tag in parentheses, which may indicate a particular manufacturer's edition, although the name does not spell it out.

At 82.2 KB, the 1SV228 PDF is the largest of this group and is indexed as a schematic. The underscore after the code seems to be just part of the file naming.

Datasheet-type PDF for the 1SS393, 68.8 KB in size and indexed under schematics. The name gives only the part number with a trailing underscore, with no brand, model or…

Component documentation for the 1SS384, a 68.8 KB PDF in the schematic category. The name provides only the part number, so no device, brand or board revision can be…

PDF datasheet covering the 1N4148 and 1N4448 fast switching diodes, filed in the schematic section of the index.