Samsung C3322 schematic, a 937 KB PDF for this dual-SIM feature phone. The name states no board revision.

Schematic diagrams for the Nokia 6220 handset in a 1.58 MB PDF. Neither board code nor revision appears in the name, so verify the PCB label against the document before…

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…

Nokia N90 schematics in a 1.35 MB PDF, separate from the other numbered N90 parts in the collection.

Nokia N91 music phone schematics in a 2.27 MB PDF. The name does not state a board code or revision, so confirm the PCB markings against the document before relying on…

Schematic diagrams for the Nokia 7600, the unusually shaped 3G handset, supplied as a 1.67 MB PDF.

Schematic for a Nokia phone listed as model 26110 in a 1.87 MB PDF. The number as written does not match a familiar Nokia model, so it may be a typo for another handset…

Schematic PDF for the Lenovo IdeaPad Z500, 1.43 MB in size. The name gives no board number or revision, so open the document and compare its title block with the…

ThinkPad T60 schematic in a 1.63 MB PDF, with GM in the name most likely pointing to the 945GM chipset build with integrated graphics; no revision is stated.

PDF schematic for the Quanta QL6 board, labelled DV2 and DIS, which most likely denotes the design-verification stage and a discrete graphics variant; the 0226 token…

Circuit schematic for the Lenovo ThinkPad X200, a 1.23 MB PDF. Only the model is named, without revision or board code, so check the labels on the PCB before relying on…

Schematic diagram in PDF for the IBM ThinkPad R40, roughly 1.45 MB; the name gives no board number or revision.

Circuit diagram titled UX50, delivered as a 1.45 MB PDF. The name gives no brand, revision or full board number, so read the cover page to confirm which board it covers.

Service schematic for the Acer Aspire 4553 and 4625, based on the Quanta ZQ2B design, revision 1A, 1.07 MB PDF.

BIOS dump for the Dell Latitude D830 with NVIDIA Quadro NVS 135M graphics, tagged ok as a working image and referencing revision A02.

Compressed firmware for what appears to be a Fujitsu Lifebook AH530, with HD6 suggesting the version with ATI Radeon HD discrete graphics, though the name does not state…

BIOS binary for the HP Compaq 6710b, for motherboard 6050A2088101 at revision A03. The 6050A prefix follows Inventec numbering, the ODM behind many HP business…

RAR archive with BIOS firmware for the HP EliteBook 8440p business laptop, 4.16 MB in size.

HP Pavilion dv2000 BIOS image for the dv2726la, stated in the name as the Intel version.

BIOS file for the K54LY laptop, revision 207 judging by the file extension, in the 4 MB format typical of vendor update images.

BIOS archive for the HP G62 green board version, labelled as original in the name. The G62 shipped on different PCB variants, often told apart by board colour, so…

Firmware image without an extension for the U41SV mainboard, revision 2.0, an ASUS model designation.

Compressed BIOS dump for the dv6-6080se notebook configuration, 1.93 MB in RAR format. The name lists the model only, without the board number, revision or firmware…

Firmware archive for a JV50-MV board, a 1.07 MB RAR. The name lists M92, which likely refers to the ATI Mobility Radeon M92 graphics variant, and the board number…

Main 4 MB BIOS image for the ASUS K53SD, mainboard revision 5.1, a companion to the separate EC firmware for the same board.

BIOS image of 512 KB for a Fujitsu Siemens V2030 laptop, which the name misspells. No extension, board number or version is given, so treat it as a raw chip dump and…

Small 256 KB binary labelled 5040 SMALL and marked OK, apparently the companion to a 4 MB main BIOS dump for a model numbered 5040.

Lenovo G50-70 firmware, machine type 20351, in a 3.19 MB RAR archive, with no board number or version given.

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…

Microchip datasheet for the PIC18F1220 and PIC18F1320, 18-pin PIC18 flash microcontrollers, about 5.48 MB.

Full datasheet for the ATmega32 AVR microcontroller in PDF form, 2.70 MB. It describes the pinout, memory, clock options, timers, ADC, USART, SPI, TWI, JTAG interface…

Device datasheet for the Atmel ATxmega A3 series, 64-pin members of the AVR XMEGA A family.

Datasheet for the TMS75176B, a Texas Instruments differential bus transceiver for RS-485 and RS-422 links, a variant of the widely used 75176 family.

Datasheet for the 4N25 phototransistor optocoupler, a classic six-pin DIP isolator used in power supplies, interfaces and control circuits.

Datasheet in PDF form for the MT8888, an integrated DTMF transceiver that combines a tone receiver and a tone generator with a call-progress filter in one package…

Datasheet in PDF format for the AY0438, a 32-segment CMOS LCD driver with a serial data input, revision a of the document going by the file name.

Zip package of flash tools for the SR-1515HD receiver, roughly 3.44 MB. It most likely contains the loader utility used to push firmware to the box over a serial or USB…

Zip archive with software for the ZEED5 receiver, version V8.29, built 26 October 2021, roughly 10.3 MB.

Schematic in PDF, 1.96 MB, centred on the SM7150 processor according to its name; the phone model and board revision are not stated.

PDF schematic section for the SM6150 processor, also tagged SM61, about 1.26 MB, with no device model specified.