Component-style code 3LN02N is all the name of this 28.0 KB PDF provides; it is catalogued as a schematic but mentions no device, brand or motherboard number.

The part number 2SJ466 is the only detail in the name of this 40.0 KB PDF, tagged as a schematic.

RAR archive of 4.35 MB tagged with the Nokia brand, but its name gives only Nokia-2, so the exact model, product code and contents are not stated.

A small 51.5 KB PDF carrying the part number 2sc5147, catalogued as a schematic but almost certainly a component datasheet for that NPN transistor.

Reference sheet in PDF form, 29.3 KB, for the part numbered 2SC5689. Although listed as a schematic, a name made of only a JIS transistor code points to a manufacturer…

Here is a 42.1 KB PDF on the 2SC3707 transistor, listed in the schematic category. The trailing E after the part number is not explained in the name and should be read…

Compact 99.3 KB PDF dedicated to the 2SA1732, a part number following the Japanese JIS scheme in which 2SA denotes a PNP bipolar transistor.

Datasheet-style PDF of 101 KB for the 2SA1731, indexed under schematics but named only by part number with no device or board information.

PDF of 47.7 KB named for the part 2PB709A, issue 4 judging by the suffix. The name carries no device model or board number, and the prefix matches a transistor-style…

Component document in PDF form, 47 KB, named 2PA1774 with a suffix 2 that likely denotes the sheet issue.

Component sheet in PDF format, 47.7 KB, named for 2PC4081, probably revision 4 of the document.

This PDF of 71.0 KB is indexed as a schematic for the 2N6520, a JEDEC 2N-series discrete semiconductor number.

The 1SV266 is the only detail in this file name, and the 59.2 KB PDF is indexed as a schematic.

Covering the 6A05 to 6A10 series, this 198 KB PDF appears to be a datasheet for a family of 6 A rectifier diodes rather than a device schematic.

Filed as a schematic, this 531 KB PDF carries only the bare number 28040 in its name, with no manufacturer, device model or revision stated.

Here is a 570 KB PDF catalogued as a schematic whose name is simply 28010, without any brand or board identifier.

A small PDF of 54 KB, catalogued as a schematic and named only with the short code 75hq.

Only the code 35sgq060 is given for this 47.7 KB PDF, which is categorised as a schematic.

Only the part-like code 35scgq030 describes this 46.6 KB PDF, filed as a schematic. No laptop model, brand or board revision is indicated, so it is best treated as a…

Indexed as a schematic, 35cgq100 is a 44.1 KB PDF whose name resembles a semiconductor part code rather than a board number; no device, brand or revision is given.

Bearing only the code 35cgq045, this 49 KB PDF sits among schematics but looks like a reference for a single component rather than a board.

A small PDF filed as a schematic, named only 30FQ, which reads like a component part number rather than a board or laptop model.

The 71.5 KB PDF called 25L4004 is catalogued as a schematic, yet its name follows the style of a serial memory part number, so it is most likely a chip datasheet.

Combined PDF covering the 24LC04B and 24LC08B serial EEPROMs, 4 Kbit and 8 Kbit devices sharing the same I2C interface and pinout style.

ZIP archive of Flash Modular Tool, version 20.0.0.1482, a utility rather than a firmware image for a specific device. The name does not say which platform it targets.

Compact zip archive of 1.10 MB holding a schematic, named only with the model code x6812 and listed under Tecno and Infinix.

Samsung SM-F700F schematic set, delivered as a 2.06 MB ZIP, the model code belonging to the original Galaxy Z Flip. No board revision appears in the name.

Firmware package for the Xiaomi Redmi Note 12 smartphone in a 38.3 MB zip. The name gives no variant, region or version detail, and the modest size suggests partial…

Boardview in BRD format for the Wistron-numbered motherboard 19835-1, roughly 226 KB. No device brand or model appears in the name, only the ODM board number.

Working instruction document number 1304-4324 for a product designated F32, revision 4, as a 3.70 MB PDF.

Duplicate of the Spanish lesson on CDMA and FSK, numbered 5 and 474 KB in PDF format. It covers code division multiple access and frequency shift keying, two key…

Spanish-language course chapter on basic electronics, provided as an 817 KB PDF and apparently the same content as the numbered topic 2 of the series.

Portuguese list of common defects and possible solutions for reported problems, written as a troubleshooting guide.

Portuguese fault-analysis document for the J700, which by naming convention is most likely a Samsung Galaxy J7 handset, although no brand is stated.

Chapter three of a Spanish mobile-phone training series, explaining how a phone works, as a 1.75 MB PDF.

ZIP archive of 737 KB labelled A037 (ORG) SUB BOARD, apparently original data for a sub board, or daughterboard.

Firmware dump packed in a 2.18 MB zip whose name, simply 8.bin, gives no hint about the device, board number or version it came from.

Compressed SPI flash read labelled for a GigaDevice GD25Q128B chip in the WSON8 package, a 128 Mbit or 16 MB part.

Electrical part list for the Samsung SM-N985F, delivered as a 1.15 MB PDF. Such a list maps board location designators to Samsung part codes and descriptions, which…

Unlocked BIOS image for an X360 device, packed as an 8.86 MB RAR; the name does not say which manufacturer or exact X360 model it belongs to, so identification rests on…