Acer Aspire 4738Z firmware read from a 25X40 series SPI flash, a 4 Mbit part that matches the 512 KB file size.

Boardview for the Apple MacBook A1181 with logic board 820-2496, in BRD format. Apple 820- numbers identify the specific logic board design, and the same model number…

Read of a Macronix MX25L3205 serial flash chip in SOIC16 package mode, taken on 15 June 2019, 4 MB in size.

Schematic archive for the Gigabyte GA-B85M-D3H, marked 2.0 in the name, likely the revision, in PDF format.

Diagram of a 2.1 preamplifier joined to an audio power amplifier, taken from a YouTube project; the doubled pdf extension is just a naming slip.

Hi-fi 2.1 amplifier schematic credited to SeahorseDIY, in a 688 KB PDF. It covers a stereo-plus-subwoofer layout, likely with the crossover or filter stage feeding the…

Schematic for a T43, stored as a 1.14 MB PDF; the suffix _2 in the name suggests a second copy or alternate version, but no board number or revision is stated.

BIOS firmware for MSI board MS-14DK1, version 2.1 as stated in the name, compressed into a 4.34 MB RAR.

BIOS firmware for the HP EliteBook 2540p business laptop, supplied as a ZIP archive of about 4 MB. The name does not list the board number or BIOS version.

Boardview for the ASUS X550EP mainboard, revision 2.0, in a small 178 KB ZIP archive. A separate revision 1.1 file exists, so check the revision printed on your PCB…

Boardview for a PT10AP board carrying the number 2043-72306, saved in .brd format at about 436 KB.

Archive for Jorney board 6050A2406601, revision MB-A02, MV phase, dated 19 January 2011, a later issue than the December A02 release.

Boardview for the ASUS X75VC, which according to the name uses the X75VB mainboard at revision 2.0, with Disable RAM notes.

Archive with the code name 2MC61SFE-11, 1.31 MB in RAR format. Apart from the identifier and a suffix that is likely a revision or version number, the name says nothing…

Quanta SA1 notebook motherboard schematic at revision 2A, a 1.01 MB PDF. SA1 is a Quanta ODM project code, also found in Gateway laptops, and a revision 4A copy exists…

Documentation for the Apple 820-2299 audio board, a separate small board for the audio circuit, packed into a 140 KB RAR.

Service schematic for the Xiaomi Redmi 2X smartphone in PDF form, 3.39 MB. The file name names only the model, with no PCB revision or variant.

Merged firmware image for a 32-inch TV identified as LEO32HL, dated 1 February 2016. A merge file typically combines bootloader and main software into a single image…

Firmware dump labelled T2-200+ for a GD25Q32 flash chip, a GigaDevice 32 Mbit (4 MB) SPI part.

BIOS firmware package for the Dell Vostro 3400, built on the Compal LA-K034P motherboard, revision 1.0, with the GDI4A board code and an A00 release dated April 2021…

Revision 2.0 boardview of the ASUS S301LA mainboard, supplied as an .FZ file inside a 194 KB RAR.

Layout file for the MS-V341 board revision 2.0, a 392 KB RAR holding a .CAD boardview. It pairs naturally with the revision 2.0 schematic of the same PCB, letting a…

BIOS archive for the 2012 MacBook Air A1466 with an i5 CPU, 4.58 MB in ZIP format, apparently intended for the logic board's EFI flash chip.

Flash dump for the LG W1952S-PF LCD monitor taken from a 25X20 series SPI chip, the marking in the name pointing to a Winbond W25X20 type 2 Mbit part.

RAR archive with a BIOS image for the Lenovo ThinkBook 14 G8, tagged with the number 233070-5, which may be the board number.

ZIP archive holding a boardview for the ASUS S451 laptop, revision 2.0, with FZ as an extra marking in the name whose meaning is not stated.

BIOS archive for the Dell Latitude 5520 on board 213253-1, a number in the Wistron format, marked as working.

A 53.4 KB PDF covering the 2SD2614 transistor, catalogued as a schematic although the name points to a single-part datasheet.

Reference sheet for the 2SK2917 N-channel field-effect transistor, stored as a 423 KB PDF and listed in the schematic category.

Datasheet-style PDF of 414 KB for the 2SK2916, catalogued here as a schematic. The name gives nothing but the part number; 2SK designates an N-channel field-effect…

Short PDF, 43.6 KB, named after the 2SK2791 and listed as a schematic. The 2SK prefix marks an N-channel FET under the JIS scheme, so this is likely a compact datasheet.

This 170 KB PDF carries the part number 2SJ502 and is indexed under schematics. In JIS naming, 2SJ marks a P-channel FET, so the document is expected to be the datasheet…

Reference sheet for the 2SJ418 P-channel FET, supplied as a 128 KB PDF and indexed as a schematic.

Bearing only the part code 2SJ264, this 101 KB PDF relates to a P-channel FET, as the JIS 2SJ prefix designates that transistor type.

Only the transistor number 2SJ259 appears in the name of this 99.0 KB PDF. JIS coding uses 2SJ for P-channel FETs, which suggests a datasheet even though the file is…

Datasheet-style PDF covering the 2SD1199, catalogued under schematics, with an _E suffix in the name that the file does not explain.

Compact 63.0 KB PDF for the 2SC5585, a JIS-numbered transistor, indexed with schematics. The name provides the part number alone, without maker or revision.

The 2SC4071 is the subject of this 47.7 KB PDF, which sits in the schematic category although the name suggests a single-component datasheet.

Part documentation for the 2SC5026 in PDF form, 41.3 KB, its name ending in an _E suffix.