Covers the 2SD2195, a part whose JIS-style 2SD prefix identifies it as an NPN bipolar transistor rated for low-frequency work.

Listed among schematics, this 97.3 KB PDF is named for the 2SK1887. Japanese JIS designations starting 2SK belong to N-channel field-effect transistors, so expect…

Short Spanish PDF on schematic nomenclature, 21.2 KB, not tied to any device. It likely explains the designator prefixes and symbols used in diagrams, such as R for…

Schematic material for the Sony Ericsson Z320 handset, a PDF compressed into a small 245 KB RAR.

Numbered collection archive of Xiaomi notebook service material, about 82.3 MB. The name does not list individual models or board numbers, so the contents need checking…

Learning document about the function generator and oscilloscope, provided as a 662 KB PDF. It is not a board schematic but material on two core bench instruments.

Archive for the Vivo Y12 smartphone, titled solution ways, which suggests repair guidance images showing circuit paths and jumper fixes for common faults.

Schematic material for the G925F, the Galaxy S6 edge, compressed into a small 384 KB ZIP.

Compressed archive of 3.74 MB containing BIOS material for the ASUS K55V series. The name does not say whether it holds a raw chip dump, an official update file or…

Archive of 1.30 MB for the Topstar S42C notebook, revision A, with contents not detailed in the name.

Inventec 6050A2406601 motherboard data for the Journey project, spelled Jorney in the name, at revision MB-A01 and the PV stage, dated 2010-10-28.

IBM ThinkPad T61 archive in RAR format, 1.99 MB, without a board number or revision in the name.

HP Pavilion tx1000 tablet notebook repair material in a 1.31 MB RAR, identified by model only.

HP Envy 13 laptop material packed in a 982 KB RAR archive, identified only by model name.

Archive labelled T12M, 1.32 MB, another member of the T12 board family whose name carries no document type, brand or revision.

Archive for the T12EG board, approximately 2.64 MB, within the T12 board family. The name gives no document type or revision, so unpack it and check whether it is a…

First of two RAR archives for the Dell Latitude D630, 1.37 MB in size, with only the model named and no board or revision details.

RAR archive of 1.75 GB named only as desktop board material, with no brand, model or board number stated.

Archive named only for the Dell Latitude E5500, with no board number, ODM, revision or contents stated.

Archive for the Dell Alienware M15x notebook, stored as a 791 KB RAR file. Its name states no board number or revision, so open it to see whether it holds a schematic…

RAR archive, 5.73 MB, for the Clevo M860TU notebook. The name states no board number, revision or content type, so the material should be identified after unpacking.

Apple logic board 820-3787 revision A, supplied as a 3.8 MB RAR archive with no further detail in the name.

PDF datasheet material for the 2SD1194 transistor, about 138 KB, catalogued here under schematics.

Specification PDF for the 2SC4924 NPN transistor, roughly 79 KB. No manufacturer, package or application appears in the name, only the JIS-style part number.

Part-number PDF, 132 KB, for the JEDEC-registered device 2N6798, listed in the schematic category.

RAR package of 5.92 MB for the Compal LA-9981P board, revision R10 (1.0), named without a hyphen in the board code. The contents are not stated.

Spanish microelectronics course in PDF form, 4.14 MB, without any specific device, brand or board named.

RAR archive for the Toshiba Satellite U920t, naming board FLXOMB1 and the code A3353A, which is probably a board part or assembly number.

ZIP archive, 1.29 MB, for the Quanta X81 project, with no brand, revision or contents given in the name.

ASUS B150M-D motherboard repair guide, a RAR archive of about 1.60 MB. It is bench material for diagnosing power, boot and display faults, usually describing the startup…

Archive for the Dell Inspiron 8200 laptop on the Compal LA-1221 motherboard. Compal uses LA codes as its ODM board numbers, so look for LA-1221 on the PCB silkscreen.

Datasheet PDF of 351 KB with a name, SDLS180, that is only a document code. Texas Instruments uses this SDLS literature numbering for its standard logic family…

Archive for the Samsung SM-A235F, the Galaxy A23 variant code, compressed into a 16.4 MB RAR.

Scanned PDF of the September 2006 issue of AudioXpress, the audio electronics magazine, filed here under schematics.

Boardview material for the ASUS FX505DY, provided as PDF according to the name and packed in a 1.32 MB RAR archive.

Wistron board archive for 13283-1, labelled with the code XY1KC, probably an OEM part reference though the name does not say.

Archive for the W510TU, likely the Clevo model, with the ESM suffix suggesting service manual material, 6.11 MB in RAR format.

Spanish electronics course PDF focused on tablets, about 2.73 MB, filed under schematics though it reads as training material.

Archive relating to a Foxconn G31MX motherboard, with 46gmx in the name, likely an internal board code, packed as a 1.04 MB RAR.

Gateway LT31 netbook archive referencing a Quanta ZA8 board, around 710 KB in RAR form.