PDF of roughly 332 KB dedicated to the 2SJ610 part number and catalogued as a schematic.

PDF datasheet for the 2SC5368, an NPN bipolar transistor under the JIS 2SC scheme, filed under schematics and around 188 KB.

Datasheet in PDF for the 2SB1558 transistor, roughly 185 KB, listed under schematics. The 2SB designation follows the Japanese JIS standard for PNP low-frequency bipolar…

Datasheet PDF, about 180 KB, for the 2SB1481, filed in the schematic section of the index under its bare JIS part number.

Datasheet PDF for the 2SB1020A, 216 KB, filed in the schematic category. Under Japanese JIS designation 2SB means a PNP transistor intended for low-frequency circuits…

PNP bipolar transistor 2SA1313, named under the Japanese JIS scheme, is documented in this 207 KB PDF.

The 2SA1022 transistor is described in this 38.2 KB PDF, whose name includes an _E suffix; it is filed in the schematic category.

Second G50C firmware file, a 2 MB dump for a 16-megabit SPI chip. The title carries no motherboard number, revision, chipset or BIOS version.

Duplicate executable for the dv7, 4.89 MB, listed as software and probably an HP BIOS update or flash utility, although its version and target board are not given.

Firmware package for a motherboard named A780L3L, an AMD 780-series chipset board going by the model name, in a 757 KB zip. No revision or version is listed.

Binary firmware image named vos1520, likely for a Dell Vostro 1520 laptop, 2.00 MB in size, with no board number or revision given.

Dell Vostro 1540 BIOS archive, 829 KB in RAR format. The name carries no board number, revision or version, so confirm the motherboard identity from its PCB markings…

At 242 KB, the 2SD2092 PDF is one of the larger files in this series and carries no information beyond the part number.

Manufacturer documentation for the 2SK1066 transistor, a 303 KB PDF. Under JIS numbering, 2SK parts are N-channel field-effect transistors, so despite the schematic…

Compact 33.8 KB PDF describing the 2SK758, an N-channel field-effect transistor in the JIS 2SK series.

PDF reference of 42.4 KB for the 2SJ578 part, listed in the schematic section. Japanese JIS coding gives the 2SJ prefix to P-channel field-effect transistors, so the…

A 164 KB PDF dedicated to the 2SD1221, recorded as a schematic in the catalogue. Japanese JIS numbering uses the 2SD prefix for NPN bipolar transistors in low-frequency…

The 2SC5810 NPN transistor is covered by this 177 KB PDF, indexed as a schematic though its content is most likely the datasheet.

Datasheet for the 2SA1289, presented as a 40.7 KB PDF and listed in the schematic category. Nothing beyond the part code is given by the name.

A 137 KB PDF on the 2SA1225, named only with the part number; despite the schematic category it is most likely the manufacturer datasheet.

Datasheet for the 1N4937GP diode, 45.7 KB PDF, indexed as a schematic. The GP suffix is typically used by manufacturers for glass-passivated construction.

Indexed under schematics, this 83.0 KB PDF is named 12tts08, a code that resembles International Rectifier or Vishay thyristor (SCR) part numbering.

Clean ME BIOS image of 8 MB, named after the XM25QH64A SPI flash chip, a 64 Mbit part from XMC.

Windows executable whose name follows HP's SoftPaq convention (sp plus a number). The name does not say which driver, utility or BIOS update it contains or which models…

Specification sheet in PDF for the PC1602LRS-GSO-H-P2 display, a 16 characters by 2 lines LCD according to standard 1602 numbering.

Android application package of AIDA64 version 1.31, 7.75 MB, with a Chinese tag meaning it works on TV devices.

Zip archive, 734 MB, labelled as Microsoft Office 2007; the name does not indicate edition, language or whether a licence key is included.

CADSee version 4 in a Touch edition, distributed as a 19.4 MB ZIP archive. CADSee is a Windows program for viewing motherboard layout and boardview files, and the Touch…

Archive named for an offline update package, most likely antivirus signature data, 136 MB in ZIP format.

Original BIOS for the HP EliteBook 820 G1, distributed as a 9.54 MB ZIP. Labelled original, it likely represents an unmodified dump from a working unit, useful for…

The 2SD592 NPN transistor is documented in this 50.3 KB PDF, which the catalogue lists as a schematic.

For the 2SD2499 transistor, this 269 KB PDF provides component-level data despite its schematic category.

This datasheet PDF of 179 KB covers the 2SD2480 transistor and contains no further detail in its name.

Short 36.3 KB PDF on the 2SK1803. Part numbers prefixed 2SK are N-channel field-effect transistors in the Japanese JIS registration system, and this file is most likely…

Reference PDF, 33.2 KB, for the 2SJ590LS, indexed in the schematic category. Under JIS naming, 2SJ marks a P-channel FET, so the document is expected to hold electrical…

At 414 KB this is one of the larger PDFs in the 2SJ series, covering the 2SJ334. Only the part number appears in the name.

PDF datasheet covering the 2N5194 transistor, 213 KB, with an RE suffix in the name that may denote a reissued or alternate vendor copy.

Binary firmware for a CQ61 notebook named CQ61A, 2.00 MB, where the A suffix likely marks the AMD platform version, an interpretation drawn from the name alone.

Backup set of BIOS and EC firmware for the Lenovo ThinkPad L520, holding both the main system flash and the embedded controller code.

Firmware archive in RAR format, about 7 MB, whose name consists only of the number 08514 and says nothing about brand, model or board.