Third copy of the schematic for the Quanta AT3 notebook mainboard, revision R1A, in a 1.26 MB PDF.

Wistron DJ1 schematic for a Calpella-platform board in UMA form, revision X01, a 798 KB PDF.

ASUS K42Jv laptop schematic in PDF format, 1.41 MB in size. No board number or revision is given in the name, so read the title block and compare it with the silkscreen…

HP Pavilion dv6 schematic for the Quanta LX89 project, board DA0LX8MB6D1, revision D, in a 1.58 MB PDF.

Apple iPhone 4S schematic in PDF form, about 650 KB. A circuit diagram like this helps trace power rails, check connections between the processor, PMIC, charging…

Schematic diagram for a Lenovo ThinkPad board numbered NM-A151, supplied as a 1.79 MB PDF.

Schematic diagram in PDF for an Acer Aspire laptop mainboard numbered 14205-1. Plain five-digit numbers with a dash suffix like this follow the Wistron board numbering…

Schematic in PDF for laptop motherboard 18803-1, a number following the Wistron ODM pattern; the name gives no laptop model.

Schematic in PDF format for the Compal motherboard LA-4993P, revision 1.0. No laptop brand appears in the name, although Compal boards of this pattern were supplied to…

Schematic archive for the FPI50 motherboard, Compal LA-H329P revision 1.0, holding the diagram in PDF form, about 2.69 MB.

Schematic diagram for the ASUS M3400QA laptop motherboard, revision 2.0, in a 3.28 MB PDF.

Schematic PDF for a Lenovo ThinkPad mainboard numbered 19770-1, a 2.86 MB document. Five-digit numbers with a dash suffix like this follow Wistron's board numbering, and…

Datasheet PDF, 312 KB, for the LM324 quad op amp, listed in the schematic category without a manufacturer in the name.

Small 42.7 KB PDF for the KA34063, a DC-DC converter control IC in the family of the common 34063 design, marketed with the KA prefix.

PDF for the 2N6718, a 160 KB document filed under schematics with only the part number in the name.

Combined sheet covering the 2N6716 through 2N6718 range, a 27.4 KB PDF indexed as a schematic.

Datasheet-type PDF for the MJE13009, a high-voltage NPN power transistor, catalogued under schematics. The name carries only the part number.

Datasheet in PDF for the KSC3503, an NPN transistor; the file name gives only the part number, so ratings must come from the document.

Datasheet in PDF for the IRFP1405, an N-channel power MOSFET in a TO-247 package. The file name gives only the part number, so take the voltage, current and…

Another reference for the IRF540 power MOSFET, provided as a 117 KB PDF and indexed as a schematic despite being named a datasheet.

Schematic in PDF for the Quanta G3EC project, which corresponds to board number DAG3ECMBCD0.

The 2SD2179 transistor is the subject of this 43.9 KB PDF, carrying an _E suffix in its name.

Document for the 2SD1624, a PDF of 144 KB stored in the schematic section; with only a part number in the name it should be treated as a datasheet.

Indexed as a schematic, this PDF is named 2SD1459, a Japanese JIS designation that points to a datasheet for an NPN transistor rather than a board diagram.

Filed under schematics, this 74.1 KB PDF is named after the 2SD1953, which in Japanese JIS numbering is an NPN transistor for low-frequency applications.

The 232 KB PDF covers the 2SD1947A, a JIS NPN transistor number with an A suffix that the name states.

Datasheet-style PDF of 83.8 KB named for the 2SD1940, an NPN transistor under Japanese JIS numbering, in which 2SD stands for NPN low-frequency types.

The 42.4 KB PDF is named for the 2SD2345 and carries an _E suffix, whose meaning the name does not explain.

A 136 KB PDF for the 2SK2887, with a 1-5 suffix in the name that most likely refers to page range or a document section, though this is not certain.

Second copy of documentation for the 2SK2887, a 139 KB PDF listed under schematics, with the part number written in lower case and no other information in the name.

PDF for the 2SK2299N, 137 KB, carrying an extra _1-5 suffix in the name whose meaning is not stated; it may mark an alternate edition or page range.

Datasheet-style PDF, 379 KB, for the 2SK1486 N-channel FET, going by the Japanese 2SK type prefix in the file name.

Compact 30.7 KB PDF covering the 2SJ628, catalogued as a schematic but most likely a single-device datasheet given the part-number name.

Identified solely as 2SJ257, this 96.0 KB PDF most likely documents a P-channel FET, the device class assigned the 2SJ prefix in the JIS system.

Datasheet-style document for the 2SJ227, stored as an 85.3 KB PDF and indexed in the schematic category.

Compact 32.0 KB PDF for the 2SC4747, categorized as a schematic in this index. The part number follows the JIS convention, in which 2SC denotes an NPN bipolar…

Filed as a schematic, this compact 79.7 KB PDF is named for the 2SC4169, a JIS-style designation that belongs to an NPN bipolar transistor, so the content is most…

A brief 38.9 KB PDF named after the 2SC4119, filed as a schematic but most likely a short datasheet for that transistor.

Datasheet-style PDF for the 2SC5646 transistor, 31.7 KB, placed in the schematic category.

Very small at 26.8 KB, this PDF is identified only as 2SC4826, a JIS transistor code in which 2SC marks an NPN type.