Service schematic for the HP TX1000 convertible notebook, based on the Quanta TT8 motherboard design, delivered as a 1.37 MB PDF.

Dell Inspiron N4050 laptop schematic, built by Wistron under the project name Enrico Caruso 14, using the Intel HM67 chipset with a Core i5 processor.

Component location map for the main board of the Xiaomi Redmi 3Z and Redmi Note 3, supplied as a 3.08 MB PDF.

PDF schematic for the HP ProBook 4340s, about 2.1 MB in size. The name does not give the ODM, board number or revision, so read the cover page to confirm what the…

Schematic PDF for the Samsung N150, N210, N220 and NB30 netbooks, all sharing the platform code-named Bloomington.

Schematic in PDF form for a board identified only as P552SJ with an RG suffix; the name gives no brand, board revision or platform details, so identification relies on…

Large PDF of about 30 MB titled SMD codes 2014, a reference book of marking codes for surface-mount components rather than a board schematic.

Lenovo B560 notebook schematic in PDF, 963 KB. The name gives no board number or revision, so open the document and read the board code on its title page, then compare…

Schematic for the Lenovo IdeaPad Z500 based on the Compal LA-9061P motherboard, with the VIWZ1 project code given in the name.

Schematic diagram in PDF form for the IBM ThinkPad X31 laptop, about 1.08 MB in size. The file name gives only the model, so no board number or revision is stated.

Schematic diagram in PDF form for the ASUS A6J notebook, 1.35 MB in size. The file name gives only the model, so no board revision or ODM code is stated and the sheet…

HA17324 reference in PDF form, 64.4 KB, for the Hitachi quad operational amplifier in the 324 family.

ADM232 document from Analog Devices, a 371 KB PDF for the dual RS-232 driver and receiver with an onboard charge pump.

Small PDF reference named only by the part number 2SK2740, filed as a schematic but most likely the component datasheet for this 2SK-series N-channel FET.

Datasheet for the 2SD2131 transistor, provided as a 240 KB PDF in the schematic section.

The 2SD1760 NPN transistor is documented in this 77 KB PDF, categorised as a schematic though it is a component datasheet.

Part documentation for the 2SD1631, a 162 KB PDF listed as a schematic. JIS designation 2SD indicates an NPN bipolar transistor designed for low-frequency or power…

Covering the 2SK3119 transistor, this 149 KB PDF is indexed as a schematic but is in practice a component sheet.

At 178 KB, this PDF for the 2SK3020 is one of the fuller documents in the group, listed as a schematic but serving as a datasheet.

Small 42.3 KB PDF for the 2SK2977LS, a 2SK-series N-channel FET under the Japanese JIS naming scheme; the LS suffix is part of the stated part number and may denote a…

Covering the 2SK2381, this 394 KB PDF is catalogued as a schematic, but the part number follows Japanese JIS naming where 2SK identifies an N-channel field-effect…

This 55 KB PDF is labelled 2SK2220 and indexed under schematics, though a part-number name usually means the datasheet of a single semiconductor.

Catalogued under schematics, this 121 KB PDF titled 2SK2167 most likely holds the datasheet for that transistor.

Datasheet-type PDF for the 2SK2103, about 128 KB, listed under schematics. Under the JIS scheme the 2SK prefix denotes an N-channel field-effect transistor.

Component document for the 2SK1365 N-channel FET, a 442 KB PDF placed in the schematic section of the index.

PDF reference for the 2SK1332 N-channel transistor, 103 KB, catalogued with schematics though it describes a single semiconductor rather than a circuit board.

PDF document of 242 KB covering the 2SK246, a JIS-numbered N-channel field-effect transistor.

Datasheet PDF for the 2SJ320, around 94.6 KB, indexed as a schematic. The name provides no device, board or revision details beyond the part number.

Covering the 2SD1134 transistor, this 43.0 KB PDF sits in the schematic category, yet its name is a bare part number typical of a datasheet.

A 122 KB datasheet-style PDF for the 2SD1012, indexed as a schematic. The name gives only the part number, which belongs to the JIS 2SD family of NPN bipolar transistors…

The 2SC5297 is covered by this 100 KB PDF. The 2SC designation marks a JIS-registered NPN transistor, so the document is most probably the component datasheet despite…

Compact 52.7 KB PDF for the 2SC4731, indexed as a schematic though its name identifies a single semiconductor.

Short 26.8 KB PDF for the 2SC4633LS, catalogued as a schematic but apparently a transistor datasheet. The 2SC prefix denotes an NPN bipolar device under JIS numbering.

For the 2SC4631 transistor, the index holds this 97.9 KB PDF, categorised as a schematic but evidently a component datasheet.

Here the 2SC5231 is covered by a 133 KB PDF that the catalogue files under schematics, although it most likely is a transistor datasheet.

A 191 KB PDF describing the 2SC4604 transistor, categorised as a schematic though its content is almost certainly a manufacturer datasheet.

Datasheet-style PDF of 211 KB covering the 2SC5150, placed in the schematic category. The 2SC prefix follows the Japanese JIS scheme for NPN bipolar transistors in the…

A 144 KB PDF specification for the 2SC4481 transistor, filed as a schematic but in fact a component datasheet.

Transistor reference for part 2SC4446, a 143 KB PDF classed as a schematic. Japanese JIS registration gives the 2SC prefix to NPN bipolar devices designed for…

Datasheet-type PDF of 132 KB covering transistor 2SC4438, filed with the schematics in this index.