Circuit diagrams for the Nokia 7610 Symbian camera phone, stored as a 1.31 MB PDF. The name gives only the model, without a board number or revision, so check the main…

Schematic diagrams for the Nokia 3510 phone in a small 323 KB PDF. The name gives only the model, with no revision stated.

Compressed RAR archive of 583 KB for the Lenovo U350 notebook. The file name gives only the model, with no board number, revision or document type, so the contents are…

Lenovo E47 service archive for Quanta board KL9A, in RAR format at 1003 KB. Quanta identifies its laptop designs with short project codes like KL9A, printed on the…

PDF schematic for the ThinkPad T42 laptop, about 1.08 MB in size. No board revision or code name appears in the name, so check the system board label before matching…

PDF schematic for the Lenovo ThinkPad SL410K, 1.58 MB in size. The name names only the model, without board number or revision, so compare the label printed on the…

Laptop schematic named X51RL, supplied as a 2.57 MB PDF. No brand, board number or revision is stated in the name, so confirm these on the drawing itself.

Sony schematic carrying the MX2 designation with the 1207 and 1208 numbers, which look like internal date or version codes; the name gives no retail model, MBX board…

Quanta ZQG schematic covering the Acer Aspire 4253, revision 1A, in a 1.30 MB PDF. Quanta identifies its designs with short project codes, and the mainboard normally…

BIOS image of 512 KB for the Intel DG31PR desktop motherboard, an Intel G31 chipset board.

Boardview file in WPH format for the TravelMate 6292, presumably the Acer laptop. No board number or revision is given in the name.

Firmware for the K50IL notebook in a 634 KB zip, with AS201 most likely marking BIOS version 201. It suits this K50 variant only, so verify the model label before use.

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.

PDF reference for the Arduino Mega 2560 board, 6.76 MB, labelled as its datasheet. Its large size suggests it includes the ATmega2560 microcontroller documentation or…

Summary datasheet for the tiny26, a 161 KB PDF whose s suffix denotes the abbreviated edition, matching the Atmel AVR ATtiny26 microcontroller.

Summary datasheet for the mega16, 243 KB PDF, matching the Atmel AVR ATmega16 8-bit microcontroller; the s suffix marks the short edition.

Short summary edition of the ATmega8 AVR microcontroller datasheet, only 200 KB in PDF form.

Full datasheet for the ATmega169 AVR microcontroller, distributed as a 2.97 MB PDF. This part includes an integrated LCD controller, and the document covers its segment…

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.

PDF schematic for the SM7325 processor, 1.81 MB, without any handset model or board number in the name.

Quanta 0P5A / 0P5 archive for board DA0P5NMB8E0, apparently containing a PDF, most likely the schematic, in a 2.65 MB RAR.

Archive containing both BIOS and EC firmware, labelled L390, most likely a Lenovo ThinkPad L390.

Repair guide, marked RG, for the TF500T tablet, packaged as a 632 KB PDF. Such Asus guides generally feature board photos with labelled key components, voltage values at…

PDF document for the 2SK3569 component, catalogued as a schematic although the misspelled name indicates it is really a datasheet for this N-channel FET from the 2SK…

Datasheet in PDF form, 74.1 KB, for the 2SD1853 transistor from the Japanese 2SD family of NPN bipolar parts, filed here as a schematic.

Short 34.2 KB PDF for the 2SD2261, an NPN bipolar transistor from the 2SD family, catalogued as a schematic though the content should be a brief datasheet.

Datasheet for the 5LN01SP in PDF format, roughly 28.0 KB, indexed as a schematic. Only the part number is stated; LN in this series appears to denote an N-channel…

A 171 KB PDF for the 4N39 and 4N40 optocouplers, listed under schematics but in practice a component datasheet.

PDF specification of about 78 KB for the 2SD1799 NPN transistor, named in the Japanese 2SD series and companion in numbering to the neighbouring 2SD1800 sheet.

The 2SD1724 part number is all the name gives, and the 145 KB PDF is tagged as a schematic, though a file named this way is normally a transistor datasheet.

Labelled 2SD2526, this 192 KB PDF contains reference data for a Japanese-coded transistor rather than a device-level circuit.

A 100 KB PDF for the 2SD1685, categorised as a schematic but named in the manner of a single-part datasheet.

Covering the 2SD1668, this 104 KB PDF is listed as a schematic, though the name is a discrete transistor code.

Reference PDF for the 2SD1882, a JIS-registered Japanese semiconductor, filed in the index under schematics although it is most likely a component datasheet.

A 42.5 KB PDF describing the 2SK3293, listed among schematics but serving as a component datasheet.

PDF of 415 KB describing the 2SK2741, catalogued with schematics but in substance a part datasheet, as 2SK denotes an N-channel FET in JIS numbering.

A 414 KB PDF documenting the 2SK2662, a part numbered under the JIS scheme in which 2SK means an N-channel FET.

Datasheet PDF, 413 KB, referencing the 2SK2601, catalogued as a schematic. Per JIS semiconductor naming, the 2SK prefix denotes an N-channel FET; no other details such…

Specification PDF of 34.9 KB for the 2sk2577, grouped under schematics although the name is a plain part number.

Named after part 2SK2218, this 213 KB PDF appears in the schematics section but is most likely the datasheet for an N-channel FET.