PDF schematic titled X60, 1.83 MB, with no brand, board number or revision stated in the file name.

Boardview for the ASUS X540LJ main board at revision 2.1, in a RAR archive; the FZ tag in the name is not explained.

4 MB BIOS dump for the ASUS K53SM fitted with an NVIDIA GeForce GT 630M graphics chip carrying 2 GB of video memory.

Archive labelled J610FN, 11.7 MB in RAR form; the name gives only a model code and no brand or content description.

Embedded controller firmware for a Dell 3521 laptop, probably the Inspiron 15 3521, marked as working in the name and packed in a 219 KB ZIP.

Boardview for the ASUS X541UVK motherboard, revision 2.0, packed in a small ZIP. ASUS commonly uses the model name as the board name.

Y500 schematic in PDF for board LA-8692P, a number in Compal's format, meaning Compal manufactured this mainboard.

Boardview for the BM10G board with the Inventec number 6050A2338501-MB-A02, revision A02.

PDF datasheet, 214 KB, for the AON7518 from Alpha and Omega Semiconductor, an N-channel MOSFET in a small DFN package.

Zener mono power amplifier rated 500 W, documented in a 952 KB PDF. The name gives no revision or further details, so verify the content on opening, which may include…

BIOS archive named only by the code JM41 with a UMA suffix, meaning integrated graphics without a discrete GPU; no brand or model is given.

ZIP archive of 345 KB named BoardViewR4, most likely a release of a boardview viewer program rather than a board layout, given the version-like R4 suffix.

Archive named 3AESV-RH-11, an uninformative code that seems to identify a board and revision but states no brand, model or file type.

BIOS image for the Sony Vaio VPCEB24FX notebook, supplied as a 1.58 MB 7z archive. The name gives no motherboard number or revision, so check the board markings before…

HP EliteBook 840 G3 repair archive for board 6050A2822301-MB-A01, revision A01. Note that this number differs from the other 840 G3 board, 6050A2728501, so both variants…

Archive for the Dell Studio 1450 and 1458, labelled unprotected, which most likely means the enclosed PDF schematic has no password or editing restrictions.

RAR package for the Dell Latitude E6410 mainboard, Compal number LA-5471P. A sibling board, LA-5472P, exists for this model, so check carefully which one you have before…

Electrical schematic for the Motorola XT1543, a Moto G (3rd generation) variant, as a PDF; the title is in Portuguese (esquema elétrico).

Apple logic board 820-3330 revision B, delivered as a RAR archive of about 1.97 MB. No model or content list appears in the name, so inspect the extracted files first…

Schematic diagram set for the Xiaomi Mi 4C smartphone in a sizeable 45.7 MB PDF, which suggests high-resolution or numerous pages.

Firmware archive for the Gateway NV52 notebook, an Acer-owned brand, packed as a 1.16 MB RAR file.

Onida television file labelled LEO20HE, delivered as a 2.28 MB RAR archive. The name gives the model designation without a board number or content type, so extract it to…

Samsung SM-G930F schematic in PDF format, 3.71 MB. Service schematics of this kind map the PMIC outputs, charger circuitry, display connector, camera, audio and radio…

Raw 4 MB BIOS binary for the Dell Inspiron 1564. The name gives no board number or GPU variant, so check whether your board uses integrated or discrete graphics before…

512 KB BIOS image for the Intel D845RPI motherboard. No version, revision or tested flag accompanies the model name.

One megabyte raw binary image named for Suzuki and Z441. The name does not clearly identify the device or whether it is firmware for a laptop, a vehicle module or…

KB9012 embedded controller dump for the Packard Bell TE11BZ on Compal board LA-8531P, 128 KB, listed under Acer, which owns the Packard Bell brand.

Bosch Sensortec datasheet for the BMP180 digital barometric pressure sensor, document BST-BMP180-DS000-09, 656 KB PDF. The 09 suffix indicates the document revision.

Datasheet for the LM336-2.5V, a precision 2.5 V shunt voltage reference diode with an adjust pin for trimming the voltage and minimizing temperature drift.

Archive for the Panasonic TX-PR42C3 plasma TV linked to the TNPH0939 board code. The name names no chip, so the 186 KB RAR should be opened to identify whether it…

Firmware for the A9000 receiver, version V8.29, dated 26 October 2021, delivered as an 11.2 MB zip.

Schematic document in PDF, 1.24 MB, for the SM6225 processor, with an appended SM62 family tag. No phone model or board revision appears in the name.

Generic 32 MB BIN named outimage, a name typically produced by editing or merging tools, with no model, board or version stated. The size matches a 256 Mbit SPI flash.

Here the subject is the 2SD2167, delivered as a 51.2 KB PDF filed as a schematic. By JIS convention the 2SD prefix belongs to NPN bipolar transistors for low-frequency…

A 316 KB PDF dedicated to the 2SK2401, sorted under schematics but most likely a part datasheet given its JIS-format number; 2SK designates an N-channel FET.

The 2SK1867 is named in this small 33.9 KB PDF, catalogued under schematics. Because 2SK is the Japanese prefix for N-channel field-effect transistors, expect a brief…

Datasheet PDF for the 2SK1771, about 305 KB in size. Under JIS conventions, the 2SK prefix identifies an N-channel FET; the file is listed as a schematic but the name…

Part datasheet in PDF form for the 2SK1727, about 86 KB. Its 2SK prefix marks an N-channel FET under the Japanese transistor naming system; manufacturer, package and…

Labelled 2SK1451, this 111 KB PDF sits in the schematic section but by name looks like a transistor data sheet. The JIS 2SK code belongs to N-channel FETs.

Named for the 2SK1445, this 108 KB PDF falls under the schematic category but most likely contains the full transistor data sheet.