Firmware archive for Dell XPS 15 9500 and Precision 5550, which share the Compal LA-J191P board, revision 1.0.

Lenovo ThinkPad L470 BIOS for machine types 20J4 and 20J5 on LCFC board NM-B021, a 16.0 MB binary.

Small 37.9 KB PDF for the 74HC4050, a hex non-inverting buffer from the high-speed CMOS family, often used as a level shifter because its inputs can accept voltages…

Duplicate copy of the 2SC4517 NPN transistor sheet, a 26.9 KB PDF filed among schematics, with the numbered suffix indicating a second saved instance rather than a new…

PDF reference for the IRFP90N20D power MOSFET, with the name noting a 200 V rating and 94 A current.

Combined datasheet for the BC327 and BC328 PNP transistors, a 53.5 KB PDF. The two types share package and gain grouping and differ mainly in collector-emitter voltage…

BIOS image for an H61MXV desktop motherboard with Foxconn in the name, catalogued under ECS. The 16384 in the name matches the 4 MB size, which is 16384 KB.

Raw 4 MB BIOS binary for a Fujitsu Esprimo P510 or E510 desktop, with an E85 tag in the name and a note claiming it works.

PDF sheet, 47.9 KB, named for the 2SC4070 transistor and filed as a schematic. JIS naming assigns the 2SC prefix to NPN bipolar transistors; package, maker and…

Datasheet-sized PDF, 46 KB, listed as a schematic for the part 2PA1774J, with the trailing 2 most likely a document revision.

Covering the 6A05 to 6A10 series, this 198 KB PDF appears to be a datasheet for a family of 6 A rectifier diodes rather than a device schematic.

A 41.4 KB PDF named 35sgq045 and filed under schematics, though the name points to a component part code rather than a motherboard.

Indexed as a schematic, the 51.2 KB file 30SCLJQ045 appears to be a single component datasheet for a rectifier, sitting between the 030 and 060 voltage grades in this…

A 312 KB PDF covering the 24LC21 serial EEPROM, with the -1 suffix probably marking a separate edition or part one of the documentation.

RAR archive of 152 KB labelled N53TA with revision 2.0; the name does not specify the exact content type.

ZIP archive of 1.62 MB for the Sony MBX-152 VAIO motherboard, with ms32 in the name, likely the ODM project code.

Schematic for the Lenovo E255 notebook as a 928 KB PDF. The file name names only the model, so the ODM board number and revision have to be read from the drawings…

Small RAR archive, about 467 KB, named only Lenovo E50. The name gives no board number, revision or contents, so open it to see whether it holds a schematic, boardview…

Schematic for the K56CM laptop board, supplied as a RAR containing a PDF. The RG token in the name is not explained and may refer to a specific board variant or build…

Raw 16 MB BIOS image for the Compal board LA-C641P, referenced in the name as the Dell 5570 board.

Schematic in PDF form for an H61MXL-K desktop motherboard, compressed into a RAR archive of about 1.10 MB.

ZIP archive of about 1.53 MB labelled H61MLV2, an H61-based desktop motherboard model. The name does not reveal what the package holds, so it may contain a schematic, a…

Tested working BIOS dump for Lenovo board NM-A981, an 8 MB BIN file. NM-prefixed numbers follow the LCFC scheme used for Lenovo notebook motherboards.

ZIP archive of 579 KB for the Gigabyte GA-Z97N-WIFI mini-ITX motherboard. The name gives no revision and does not list the contents.

Material for the Gigabyte GA-H81M-D3H motherboard in a 742 KB ZIP archive. The name does not state a board revision or what the archive holds.

ZIP archive of 573 KB for the Gigabyte GA-H61M-S motherboard, an entry-level H61 micro-ATX design.

ZIP archive of 193 KB tied to ET2220I, which matches the naming of an all-in-one desktop series, with V1.2 indicating version or revision 1.2.

Original 8 MB dump, marked OG, from chip position UC5 on a Dell Inspiron 3501 with Compal board LA-K034P, linked to identifier BDL78F3.

Layout file for Wistron motherboard 07211-3, the BDV marker indicating boardview data, delivered in a 206 KB RAR.

Intel Flash Image Tool build 16.0.15.1554, supplied as a 14.8 MB .exe for Windows. The utility comes from the Intel CSME 16 system tools package and is commonly used on…

Raw BIOS image whose name points to the X415DA model, version 303, as an 8.00 MB BIN file. The X415DA matches ASUS VivoBook naming, though no brand is given in the name.

BIOS for ASUS K52JU and K52JR laptops, board revision 2.3A, in the ATI graphics variant with version 206, and marked as tested OK; supplied as a 1.73 MB ZIP.

Firmware package for the Xiaomi Redmi Note 12 smartphone in a 38.3 MB zip. The name gives no variant, region or version detail, and the modest size suggests partial…

BIOS firmware for the HP EliteBook 840 G8, mainboard 6050A3217501-MB-A01, in a 13.3 MB RAR archive.

Boardview for the Compal-made motherboard LA-K454P, packed as a zip holding a BDV file.

Duplicate of the Spanish lesson on CDMA and FSK, numbered 5 and 474 KB in PDF format. It covers code division multiple access and frequency shift keying, two key…

Spanish-language course chapter on basic electronics, provided as an 817 KB PDF and apparently the same content as the numbered topic 2 of the series.

Zip archive of firmware for the Lenovo ThinkPad T14s Gen 2, judging by the model named in the title.

Generic 8 MB binary named only after its capacity, with no model, board number or version given in the title.

Lenovo V330-14IKB and V530 BIOS package for Compal board LA-F481P, containing version 6UCN52WW. The extra DLMV1407 token is not explained by the name.