Huawei Y500 service package compressed as a 330 KB ZIP, with no indication in the name of what is inside.

Small RAR archive of around 512 KB labelled for the Huawei P9 smartphone. The name gives no detail about what is inside, so extract it and check whether it is a…

RAR archive of 2.32 MB for the Huawei Honor Play. The file name identifies just the phone, leaving the contents unstated; expect schematics, service documentation or…

Here is a compact 94.6 KB PDF named for the transistor type 2SC4660. The name points to the part itself rather than any board or appliance.

Small PDF of 47.2 KB titled only with the part number 2SC5414, filed under schematics although the name points to a component document.

Datasheet for the 2sb1566 PNP bipolar transistor in a 37.5 KB PDF. The 2SB label, per the JIS convention, means a PNP device for low-frequency circuits; the file name…

At 41.7 KB, this PDF is labelled with the 2SA1532 part number plus an _E suffix and is indexed as a schematic, though a single-part file like this is normally a…

A 39.8 KB PDF filed under schematics that covers the 2SB835 transistor, with an _E suffix in the name whose meaning is not stated and may simply denote an edition or…

Small 81.5 KB PDF named after the 2SA1724 part number and filed under schematics. Nothing else in the name identifies a product or circuit board.

A 52.2 KB PDF in the schematic listing, labelled simply 2N6487, a part number from the JEDEC 2N discrete semiconductor series.

A 272 KB PDF for part number 2N5555, with a rev0x tag in the name that seems to mark a document revision, though its exact meaning is not stated.

Part code 1SV234 is the only detail in the name of this 65.8 KB PDF, which is filed as a schematic. No equipment model or board number is stated.

The part code 1SV229 is all this 69.4 KB schematic-category PDF carries in its name, apart from a trailing underscore. No equipment or board information is present.

Switching-diode reference named 1SS184, saved as a 69.3 KB PDF and filed by the index as a schematic. The underscore in the name carries no extra detail.

Part number 1SS345 is the only information in this 58.3 KB PDF name, so no laptop, board or revision is identified.

The name 100MS gives very little away: this 43.6 KB PDF is catalogued as a schematic, but no device, brand, board number or revision is stated, and the short code most…

The file 30WQ03F is a 38.7 KB PDF that, despite its schematic label, appears to be a datasheet for a single rectifier diode, judging from the naming.

Compact 65.6 KB PDF stored as a schematic and labelled 28LV64A, part of the 28LV64 low-voltage EEPROM naming family, with the A suffix indicating a specific variant.

Named 30CTQ060 and stored as a 245 KB PDF, this entry is listed as a schematic but the title matches the pattern of a discrete semiconductor part code, making a…

Listed among schematics, 30BQ015 is a 105 KB PDF whose name corresponds to a part-number pattern, so the pages are expected to be a component datasheet.

A compact 77 KB PDF filed as a schematic, named 24WCXX, which refers generically to the Catalyst Semiconductor 24WC series of I2C serial EEPROMs; the name gives no…

A 219 KB PDF for the 24C01C, a 1 Kbit (128-byte) serial EEPROM part number using the I2C two-wire bus.

Named 20MT40KB, this 127 KB PDF is classed as a schematic, though the name does not identify any device, board number or revision.

Opening part of a five-piece 16M-DRAM PDF collection, 1.26 MB, classified as a schematic.

An 85 KB PDF named 10BQ100, catalogued as a schematic but following the part numbering of a surface-mount Schottky diode family in the International Rectifier and Vishay…

Schematic for Sony motherboard MBX-147, supplied as a 1.25 MB PDF; no laptop model or revision is stated in the name.

Schematic for the Quanta ZAW project, motherboard DA0ZAWMB8G0 revision G, marked r1A, supplied as a PDF inside a 2.49 MB RAR.

PDF schematic for the K72JK motherboard, an ASUS-style model code, though the name gives no revision.

RAR archive, 781 KB, named only with the numeric code 321-1-4-01. No brand, device, revision or content type is stated, so treat it as unidentified until it is extracted…

Archive of 2.19 MB carrying the label 3AESV-RH-11, apparently revision RH-11 of a board identified as 3AESV.

Portuguese-language PDF listing complete equivalences for SMD transistors, a cross-reference for identifying surface-mount parts by their marking code and finding…

Layer image archive labelled A107F, a 26.8 MB zip that appears to hold pictures of the individual copper layers of a phone mainboard for that model code.

RAR archive of 6.84 MB named only after an old endpoint error, with no model, brand or board number stated.

User manual for the Aria appliance in PDF form, 10.5 MB, filed under schematics in the index.

Small ZIP archive of 131 KB holding a firmware file named UB2.BIN, with no model, brand or board number mentioned.

Schematics for the Samsung NP-Q1, the compact ultra-mobile PC, in a 1.10 MB PDF; the name gives no board code name or revision.

Circuit diagram for the Quanta ZC3 laptop mainboard, a 1.59 MB PDF that opens in any PDF reader.

PDF catalogued as a schematic, although the Spanish name translates to MCR equipment brochure, which suggests product literature rather than a circuit diagram.

Second copy of the Samsung NP300E5Z BIOS image, 4.00 MB in .bin format. As with the first copy, only the model is stated, with no board revision or version.

Zip archive of BIOS firmware for the HP 255 G1 laptop, about 4.4 MB compressed. The name gives no board number, revision or version, so open the archive to see whether…