BIOS image for a board with Inventec number 6050A3352701, MB revision A01, labelled with HP-style board ID 08BBA and a 16MB flash size.

BIOS archive for the HP ProDesk 400 G1 small form factor desktop, with the name referring to the board as Arondite revision A.

Working BIOS for the HP ProOne G5 all-in-one, mainboard 18448-1 revision A, supplied as a 7.57 MB RAR archive and described as fully working.

Firmware archive for the Acer Aspire Lite 16, with board label TU141L at revision 3.0 as stated in the name.

Small RAR archive of 754 KB named only SX, which says little about the device it belongs to.

HA17324 reference in PDF form, 64.4 KB, for the Hitachi quad operational amplifier in the 324 family.

BA1404 reference PDF, 140 KB, for the ROHM FM stereo transmitter IC often used in small hobby and consumer FM transmitter circuits.

Datasheet for the 2SD1835 NPN bipolar transistor, stored as a 149 KB PDF in the schematic category. The 2SD prefix marks NPN transistors under the Japanese JIS standard.

Listed as a schematic, this 89.6 KB PDF is named 2SD1883 and is most likely the corresponding transistor datasheet rather than a circuit drawing.

A 122 KB datasheet-style PDF for the 2SD1012, indexed as a schematic. The name gives only the part number, which belongs to the JIS 2SD family of NPN bipolar transistors…

Compact 52.7 KB PDF for the 2SC4731, indexed as a schematic though its name identifies a single semiconductor.

Datasheet for the 2SC4480, stored as a 99.8 KB PDF that opens in any standard reader. By JIS convention the 2SC prefix denotes an NPN bipolar transistor; the name gives…

The 182 KB PDF bears the name 2SC5712, a JIS designation pointing to an NPN bipolar transistor, so it is presumably a datasheet despite the schematic label.

The 2SC3676 transistor is covered in this 96.8 KB PDF, which the index files as a schematic.

A 176 KB PDF bearing only the JIS transistor number 2SC3421, categorised as a schematic but most likely a datasheet. The 2SC prefix denotes an NPN bipolar transistor.

Only the part number 2SC3332 appears in the name of this 115 KB PDF, which is labelled a schematic but is most likely a transistor datasheet.

A 205 KB PDF bearing only the part number 2SC2710, catalogued as a schematic but most likely a component datasheet.

The code 80EBU04 on this 147 KB PDF matches International Rectifier style naming for a rectifier diode, so although it sits in the schematic category, a component…

BIOS image named G6IC, a 4 MB binary for a 32-megabit SPI flash chip. The cryptic label states no brand, motherboard number, chipset or firmware version, so the source…

Firmware image of 4.00 MB titled only G6 and stored without a file extension, offering no brand, board number, revision or chipset information.

A 16 MB image labelled 128kb 840 g2, apparently for an HP EliteBook 840 G2; no board number or revision is included, and the 128kb token is unclear, though the size…

2 MB binary read from an SST25VF016B flash chip, timestamped March 2019 by the programmer software. The device is not mentioned in the name.

Datasheet for the SG3526 in a 173 KB PDF, with rev2f in the name indicating document revision 2F.

Small 74.5 KB datasheet stored as PDF and named only by its document code, SDZS009. Nothing in the name states the device, manufacturer or package, so confirm those from…

A 256 KB datasheet in PDF format carrying only the identifier SDLS199. The specific component is not stated; the SDLS prefix is typical of Texas Instruments logic…

Tone control circuit intended for a 2.1 channel audio system, in a 159 KB PDF. It shows the bass and treble adjustment network that sits between the source or preamp and…

Schematic of a 2.1 channel amplifier based on the TDA2030A, from Technical Mriganka, in a 416 KB PDF.

BIOS for a laptop identified by the codes PF4PU1F and M141SL, likely a Tongfang-based design given the PF4 naming, packed in a 3.68 MB RAR.

Boardview archive with a .BRD file labelled only GC2, a 136 KB RAR. The name gives just a project code, likely Quanta's given the BRD naming style, but no brand, board…

Boardview-style document for the Huawei Honor 9, delivered as a PDF inside a 232 KB RAR.

Archive for the Toshiba Satellite C850, C855, L850 and L855 laptops, which the name says share Inventec board DK10FG MP, number 6050A2491301.

Design archive for the Inventec 6050A2406601 board of the Journey project, revision MB-AX1, SI stage, dated 2010-09-09.

Schematic archive for the Acer Aspire 5734Z and 5735Z, Compal board LA-4854P; SCEMATIC in the name is a typo for schematic.

Schematic in PDF form, 2.03 MB, for a subwoofer identified in the name as e150p. No manufacturer or board revision is stated, so confirm the model label on the enclosure…

Power board schematic for Samsung BN44-00438A, provided as a 637 KB PDF. BN44 numbers mark Samsung TV power supply units, and revision A should match the sticker on the…

Lenovo file for a Foxconn-made board coded TPC01, stored as a 1.19 MB RAR archive. The name names no model or revision, so the code on the motherboard is the only way to…

BIOS image archive for Quanta motherboard DAX1BMB1AF0, revision F; the name does not state the laptop brand or model.

Nokia 6680 circuit schematics stored as a 1.48 MB PDF for this 3G Symbian phone. The name carries no board number or revision, so compare your main board marking with…

BIOS image named G60JX, 4.00 MB .rom. G60JX matches the ASUS G60 gaming laptop naming, but the name gives no brand, board revision or BIOS version, so check the board…

Datasheet for the SN74HC595, the 8-bit serial-in, parallel-out shift register with output latches from the 74HC logic family.