Catalogued as a schematic, this 51.9 KB PDF is named only 130hf, which tells little about its content: no device, board number or revision is stated.

A 110 KB PDF titled 4GBU series, filed under schematics without any board number, revision or device.

Catalogued as a schematic, this 47.5 KB PDF is labelled only as the 2KBP series, a designation that reads like a discrete semiconductor part family rather than a laptop…

A 72.8 KB PDF indexed as a schematic and titled 110mt080kb, a code in a component part-number style with no reference to any laptop, board number or revision.

A short 64.3 KB PDF titled after the 1KAB-E series, catalogued as a schematic but by its name more likely a datasheet covering a family of discrete components such as…

Datasheet in PDF covering the 93C76 and 93C86 serial EEPROMs, the 8 Kbit and 16 Kbit members of the 93-series Microwire family, in a single combined document.

PDF datasheet of 460 KB for the 93C65A, a 93-series serial EEPROM using the three-wire Microwire interface, filed under schematics.

Compact PDF of about 91 KB covering the 93C46 serial EEPROM, the 1 Kbit member of the 93-series Microwire family; the _3 suffix appears to mark a document revision or…

A 106 KB PDF named 88cnq060, indexed as a schematic, though by its number it is most likely an earlier datasheet for a dual Schottky rectifier module rated around 60 V…

Numbered 27512, this compact 97.8 KB PDF is listed as a schematic but names no brand, board or revision.

Catalogued as a schematic, this 143 KB PDF is named 87cnq020 and states no brand or device.

Catalogued among schematics, this 115 KB PDF is named simply 403DMQ, with no suffix indicating a voltage variant and no device details.

Small 45.6 KB PDF listed among schematics under the code 75SLQ030. The name gives no model, brand or revision; it reads like a discrete power semiconductor part number…

PDF document of 112 KB, indexed as a schematic under the name 70u-d. The name gives no device, manufacturer or board number, and the suffix after the dash is not…

Catalogued as a schematic, this 130 KB PDF is named 64LCXX, where the XX looks like a placeholder covering several capacity or variant codes of one series.

Short PDF of 54.6 KB labelled 60HQ and indexed as a schematic. Apart from that series-style code, the name carries no device, brand, revision or version information.

The name 35gq150 gives nothing more than what resembles a semiconductor part number; this 48.1 KB PDF is indexed under schematics with no device, brand or revision…

Catalogued as a schematic, the 210 KB PDF titled 30HFU appears to be a datasheet for a family of power rectifiers sharing that prefix rather than a circuit diagram, as…

A 108 KB PDF stored as a schematic and titled 28F020, the part code of a 2 Mbit parallel flash memory in the 28F family.

A 293 KB PDF filed under schematics and titled 28F001, which belongs to the 28F flash memory family, usually a 1 Mbit boot block device.

PDF catalogued as a schematic, though the name 27lc4096 reads like a component part number in the 27-series EPROM family, with LC usually marking a low-voltage CMOS…

Labelled 30epf02, this 160 KB PDF is listed as a schematic but the name reads as a part number for a discrete power diode or rectifier.

Very short 20.1 KB PDF for the part 27C256-12A, catalogued as a schematic. The number belongs to the 27C EPROM family, and the -12 suffix normally reflects the…

A 143 KB PDF titled 30CPU04, a part-number style name suggesting a single component datasheet even though it is catalogued as a schematic.

Compact 55.8 KB PDF called 30CPQ080, filed as a schematic although its name looks like a semiconductor part code, so the content is most likely a datasheet.

A 176 KB PDF listed as a schematic and named 20ETS08S, with no device, board number or revision given.

Compact 53 KB PDF named for the 10DF1 to 10DF8 range, indexed as a schematic. The name appears to describe a family of diodes spanning several voltage grades in one…

Small PDF of about 74 KB named 8EQ045, filed under schematics. The name looks like a power diode part number, likely a Schottky-type rectifier in International Rectifier…

Lenovo schematic in PDF form, 1.16 MB, named only with the code 80A. That token gives no clear model, board number or revision, so open the document and read its title…

Samsung F731U schematic, packed as a ZIP of about 3.43 MB; F731U is the US version of the Galaxy Z Flip5. The name carries no revision information.

Spanish PDF on automotive electricity, 1.01 MB, apparently course notes from the Emagister learning community.

Spanish PDF, 474 KB, titled CDMA and FSK and numbered 5, apparently a chapter in a communications course.

Spanish PDF on powering on a Chestnut without a screen, 1.46 MB. Chestnut is commonly used as the code name for the Xiaomi Redmi 2 Prime, though the name itself names no…

Huawei P30 schematic collection packed in a 1.32 MB zip; the name gives no board number or revision.

Schematic package for the model code A107F, delivered as an 8.59 MB zip whose name states nothing beyond that code.

Backlight circuit of the Samsung SM-A11 schematic, delivered as a 4.33 MB PDF. It shows the backlight driver, its boost inductor, diode, output capacitors and the LED…

Service manual in PDF, 2.16 MB, with only the suffix SA in its name, so the device, brand and model cannot be determined from the title alone.

Compal schematic for the Dell Alienware M14x R2, board LA-8381P, revision X01, provided as a 1.78 MB PDF. LA-xxxxP is Compal's numbering scheme for notebook mainboards.

Small PDF schematic of 116 KB named Sensor, with no device, brand or board number given.

PDF document for the CS8573E from Chipstar Micro-electronics, catalogued as a schematic but most likely the component datasheet or reference design.