Troubleshooting guide in PDF for the Samsung SM-A105FN, the Galaxy A10 model code, contained in a 1.29 MB RAR archive.

Boardview for the ASRock B250M-HDV micro-ATX motherboard, revision 1.03, PCB part number 70-MXB3J0-B01, in FZ format inside a ZIP archive.

Rar archive for the base P8H61-M motherboard, an Intel H61 chipset micro-ATX board, with no revision or content type given in the name.

Firmware archive named only H55-M, a 715 KB rar without brand, revision or version. The same size as a related H55-M file suggests the same content.

Boardview for the ASUS M4A78LT motherboard in a 155 KB ZIP archive; the name gives no board revision.

Firmware image of about 4.13 MB, packed as RAR, for an LGA1151 desktop board named BPC-H110M-G, with G290C1.2 and D429 appearing as further version or board identifiers.

RAR archive of 397 KB for the ASUS A88XM-A, a micro-ATX motherboard with the AMD A88X chipset for FM2+ APUs.

RAR archive of 515 KB for the ASUS A58M-E motherboard, a micro-ATX design with the AMD A58 chipset and an FM2+ socket.

Gigabyte 8I845GVM-RZ motherboard documentation, revision 1.0, in a 1.18 MB RAR archive.

Russian-language PDF reference on the main dimensions of SMD components, as the transliterated title says, rather than a schematic for any particular device.

DDR2 specification document, a 215 KB PDF identified as TN4703, catalogued under schematics.

Datasheet for the Microchip dsPIC30F family of digital signal controllers, supplied as a 5.10 MB PDF.

Short summary version of the tiny28 datasheet, indicated by the s suffix and the small 139 KB size, matching the Atmel AVR ATtiny28 microcontroller.

Short-form datasheet, 189 KB PDF, for the tiny25, tiny45 and tiny85, matching the Atmel AVR ATtiny25/45/85 family of 8-pin microcontrollers that differ mainly in flash…

Datasheet PDF of 590 KB covering the tiny4, tiny5, tiny9 and tiny10, matching the Atmel AVR ATtiny4/5/9/10 family of very small 6-pin microcontrollers.

Datasheet in PDF form for the Atmel ATmega323, an older 8-bit AVR microcontroller with in-system programmable flash, EEPROM, SRAM and JTAG interface.

Complete datasheet for the Atmel ATmega128, a 64-pin 8-bit AVR microcontroller with 128 KB of flash, EEPROM, SRAM, two USARTs and JTAG.

Reference document of 1.20 MB in PDF form whose name, SDC, most likely refers to the SD memory card, although the file name gives no maker or version.

Datasheet labelled AT89C8252, an Atmel 8051-family microcontroller document of 316 KB; the same size as the AT89S8252 sheet suggests related or identical content, so…

Atmel datasheet for the AT89C4051, a compact 20-pin 8051-compatible microcontroller with 4 KB of flash and an onboard analog comparator.

A 537 KB PDF datasheet for the AD7542 from Analog Devices, a 12-bit multiplying DAC designed to load data from a 4-bit microprocessor bus in nibble form.

Datasheet-style PDF, 142 KB, for the 74HC595D, the familiar 8-bit serial-in, parallel-out shift register with output latches; the D suffix usually marks the SO package.

Named only 93AA46, this 130 KB PDF is indexed as a schematic but is most likely an older standalone datasheet for that 1 Kbit Microwire serial EEPROM.

Filed under schematics, this 357 KB PDF is named after the 25AA640 and 25LC640, which are Microchip SPI serial EEPROMs of 64 Kbit capacity, so it is most likely the…

Filed as a schematic, this 251 KB PDF is the datasheet for the Microchip 24LCS21A, a DDC serial EEPROM designed to store EDID data for displays.

A 133 KB PDF named for the Microchip 24LC174, catalogued under schematics but serving as the datasheet for a 16 Kbit I2C serial EEPROM in the cascadable family.

Microchip 24LC164 datasheet in PDF form, 115 KB, listed as a schematic in this index. The part is a 16 Kbit two-wire serial EEPROM from the cascadable line, so chip…

Datasheet PDF of 161 KB for the Microchip 24LC64B, though the catalogue labels it a schematic.

Filed under schematics at 217 KB, this PDF is the datasheet for the Microchip 24LC41, a dual-port serial EEPROM intended for display EDID storage in monitors.

Datasheet PDF of 286 KB covering the 24AA515, 24LC515 and 24FC515, Microchip serial EEPROMs of 512 Kbit (64 KB) on the I2C bus.

Section 3.5 of a Spanish repair course on the ultrasonic cleaning tank, a 395 KB PDF within the workshop equipment chapter. No device model is given.

Boardview for the H61M-PRO micro-ATX motherboard, revision 1.01, provided as a 105 KB FZ file.

Zip archive for the H61M-K motherboard, 4.15 MB, with no revision stated. The model suggests an Intel H61 micro-ATX board.

Archive of 402 KB for a PI945GCM board, apparently a micro ATX desktop motherboard on the Intel 945GC chipset.

Archive of 537 KB for the P5KPL-AM PS, an ASUS LGA775 micro ATX motherboard whose PS suffix marks a distinct variant from the plain AM and AM IN boards.

Firmware archive for the N68-VGS3 UCC desktop motherboard, a model designation in the style of ASRock's NVIDIA-chipset microATX boards.

Firmware archive for a board named A88GMV, roughly 605 KB compressed. The name likely refers to an AMD A88-class micro-ATX motherboard, but no maker, revision or BIOS…

BIOS package for the Dell OptiPlex 3050 in SFF (small form factor) chassis, 7.76 MB in zip format.

PDF schematic for the Gigabyte B450 AORUS M motherboard, revision 1.0, an AMD AM4 micro-ATX board.

ASRock Z77 Extreme4-M motherboard boardview, revision 1.05, supplied in a RAR containing BDV and FZ formats.