EFI firmware archive for Apple logic board 820-2883, with the suffix A, probably denoting the board revision. This number belongs to the 13-inch MacBook A1342.

HP Compaq CQ42 and HP G42 package for Quanta board DAAX1IMB6A0, the AX1 platform. The DA-prefixed code follows Quanta's board numbering.

512 KB BIOS image for the Intel D915GAV desktop motherboard. The name supplies the model only, without version, revision or working status.

Schematic diagrams for the Nokia 7210 colour-screen phone, a 4.56 MB PDF. The name provides only the model, with no board number or revision, so confirm the main board…

Specification sheet for a green 10 mm LED, provided as a 517 KB PDF. The name gives no manufacturer or part number, so check the document for the exact series, luminous…

Full 5.89 MB PDF datasheet for the Microchip PIC18Fxx39 group of 8-bit flash microcontrollers, a family that includes on-chip motor control features.

Service firmware archive for the HP ZBook Firefly 14 inch G8, project name Corvette, with board number 6050A3217501, about 23.5 MB as a RAR.

BIOS image for a TG-H61-S desktop motherboard, named with Foxconn and tagged ECS, supplied as a bin inside a 5.02 MB zip and marked OK.

Circuit diagram set for the Gigabyte GA-H67M-D2-B3, revision 1.0, packed as a PDF in a RAR archive of roughly 1012 KB.

BIOS for the Dell Inspiron 14 7420 2-in-1 on Wistron board 213102-1, a 32MB image packed in a 51.1 MB RAR that probably contains more than one file.

BIOS archive for the ASUS Transformer Book TP410UA, with an F1 variant mentioned in the name, delivered as a 5.77 MB ZIP.

BIOS image for the ASUS X550JX at revision 2.0, with the name adding a MB1700(200) marking and an Intel Core i5-4200M processor, and claiming fully working status.

Working BIOS for the MSI GT72S 6E Dominator Pro G, board MS-17821 version 2.0, configured for GeForce GTX 980M graphics and an 8 MB flash chip.

BIOS image for the HP Pavilion x360 14-inch 2-in-1, from motherboard 213224-1, with the name carrying 08ABE, which most likely refers to the HP BIOS family code, zipped…

Working BIOS set for the Lenovo G710 laptop on board DUMB02, revision 2.1, containing images for both a 4 MB and a 2 MB flash chip.

Lenovo 100e 2nd Gen notebook firmware, machine type 82GJ, with the board identified as BM5015 revision V1.2 and a BIOS version tag of FRCN21WW. The ZIP weighs 5.15 MB.

BIOS for the ASUS Z170 PRO GAMING desktop motherboard, revision 1.04, labelled as working and confirmed functional. The RAR archive is about 5.93 MB.

Working BIOS dump for an HP 13-inch laptop built on Quanta board DAY0DDMBAE0, with 0804F noted in the name, possibly a build or date code.

Firmware set for an HP 15 laptop on the Compal LA-E791P mainboard, revision 1.0, delivered as a 5.47 MB RAR archive.

Archive with Supra STV-LC3245LF television software for the CV206H-C11 main board, listing two versions, V1J08 and V1J06, so it likely contains more than one image.

Working BIOS dump for the ASUS BQL50LA-7551P, mainboard revision 1.0, the variant fitted with the AMD graphics chip 216-0810005, archived as ZIP.

Known-working BIOS dump for project BAP00 on Compal board LA-D581P revision 0.4 (X03), dated 2016-07-14, delivered as a 5.92 MB RAR.

BIOS for the Toshiba Satellite L50-B-1DZ, identified by part number PSKTUE-01600VEN, with PSKTWE also listed in the name.

BIOS image for the Lenovo ThinkPad Edge 15 (0301), with FRU 63Y2138, built on the Quanta GC6A motherboard numbered DAGC6AMB8F0 and supplied in a 1.55 MB RAR archive.

BIOS image archive for the HP 15-bs526ur notebook built on the Compal LA-E791P motherboard, revision 1.0, supplied as ZIP at 5.47 MB.

The 2SK2504 transistor is documented in this 134 KB PDF, named in lowercase and catalogued under schematics.

Only the part number 2SK2221 names this small 55 KB PDF, which is catalogued as a schematic but most likely serves as a component datasheet.

The 2SK1468 transistor is covered by this 92.5 KB PDF, categorised as a schematic though the name is purely a part number.

Datasheet PDF for the 2SK1058, a 55 KB file. This part number belongs to the 2SK series of N-channel field-effect transistors and is widely known from audio power…

Component datasheet for the 2SK1057, packaged as a 55 KB PDF. The 2SK prefix marks an N-channel FET in the Japanese numbering system, and this number sits in the same…

Small 56 KB PDF covering the 2SC4626 part, with an _E suffix that possibly marks an English-language version of the original document.

Small 24.5 KB PDF labelled 2SC4412, catalogued as a schematic. In Japanese JIS designations 2SC marks an NPN bipolar transistor, and the compact size suggests a brief…

Named 2SC5569 and weighing 50.3 KB, this PDF sits in the schematic category but refers only to a transistor part number.

Compact 33.5 KB PDF for the 2SC3664 transistor. The 2SC prefix, under the JIS scheme, signals an NPN bipolar device; nothing else is stated in the name.

At 511 KB, the largest in this run of files, a PDF referenced by the transistor number 2SC2714 and filed as a schematic.

Component document for the 2SB1335, PDF format, 57.4 KB, indexed in the schematic section.

PDF reference sheet for the 2sb1236 transistor, 52.0 KB. The file name carries the part number only, with no further detail.

The 2sb1189 part number names this 42.5 KB PDF, which is placed in the schematic category but is most probably the transistor datasheet.

The 2SB817P is documented in this 30.5 KB PDF, listed with schematics. The 2SB portion follows the JIS system for low-frequency PNP transistors, while the P suffix is…

Reference sheet for the 2SA719 transistor, delivered as a 51.3 KB PDF carrying an unexplained _E suffix.