A 92.7 KB PDF catalogued as a schematic, named 28C257, a code from the 28C series of parallel EEPROM memories. The name gives no vendor, speed grade or package.

Listed as a schematic, this 166 KB PDF is named 28C65B, a variant code in the 28C parallel EEPROM family with a B revision suffix. No manufacturer or package is given.

Compact 121 KB PDF named 27l4100, catalogued as a schematic but resembling the part number of a low-voltage 27-series EPROM.

Listed in the schematic category, this 139 KB PDF named 27c020 is in fact best read as a datasheet for a 27C-series CMOS EPROM.

Datasheet-style PDF named 30BQ100, 102 KB, catalogued under schematics. The name carries just a semiconductor part number and no information about a laptop, board or…

Datasheet PDF of 446 KB named 29F400, listed among schematics without any brand or board.

Microchip 24LCS22A documentation, 317 KB in PDF, indexed as a schematic but in reality the part datasheet.

PDF document, 134 KB, for the 23c040 part, catalogued among schematics. The 23C numbering is typical of mask ROMs, with 040 usually meaning 4 Mbit capacity, though the…

PDF document of 226 KB with the short, uninformative name 22ria, filed in the schematics category.

Catalogued as a schematic, this 200 KB PDF is named 20CJQ030 and says nothing about a device, board or revision.

This 173 KB PDF, named 19TQ015 in capitals, is indexed as a schematic though the name points to a discrete part rather than a board.

Named 16RIA, this 226 KB PDF is catalogued as a schematic but appears to describe a component series, with no device, board number or revision in the name.

Indexed as a schematic, this 228 KB PDF carries the short name 16ctq, which resembles a series designation for International Rectifier or Vishay Schottky rectifiers…

Listed as a schematic, this 73.3 KB PDF has the name 15cljq150, a code in the style of International Rectifier or Vishay Schottky rectifiers.

Combined datasheet PDF of 150 KB covering three parts, 10TQ035, 10TQ040 and 10TQ045, as listed in the name.

Datasheet PDF of 163 KB listing 10ETS08 and 10ETS12 together with their S variants, as the bracketed suffix in the name shows.

PDF of about 89 KB covering the 10BQ030, listed as a schematic in the index. The part number matches a small surface-mount Schottky diode series, so the file should be a…

PDF circuit diagram, 837 KB, for the Compal LA-5752P board, marked with a (1) copy suffix and probably the same as the other LA-5752P files.

Schematic in PDF format for a board identified only as F83VF, 1004 KB in size and apparently the same document as another file of identical size with a revision tag in…

Schematic archive named A217F.M, a 760 KB ZIP, with no brand recorded; the code resembles a smartphone model number, but the name states nothing further.

English PDF titled basic electronics, 583 KB, not tied to any device or board. It is reference and training material rather than a service schematic.

Spanish document about the diode, a 373 KB PDF of component theory rather than a schematic for a specific device. The name gives no product or board number.

Schematic archive for model code A536E, 861 KB in size, with no further board or revision information in the name.

PDF document for the BQ24780S, a Texas Instruments battery charge controller found on many laptop boards, filed here as a schematic, though it is most likely the…

Small PDF schematic labelled PA 1650 56LC, most likely the circuit diagram of a power adapter given the PA prefix, though the name does not confirm the brand or rating.

PDF document for the TPS51123, a Texas Instruments dual synchronous step-down controller often used to generate the 3.3 V and 5 V standby rails on laptop boards.

PDF schematic labelled CV538H-A, a 786 KB document opened in any standard PDF reader. The name gives only this code, with no brand or device.

Schematic in PDF form for board 6050A2170201-MB-A03, packed in an 853 KB RAR archive; the laptop model is not named.

PDF document for the Samsung SM-A105FN, the Galaxy A10 European variant, inside a 922 KB RAR archive.

Repair guide in PDF form for the ASUS X555LD laptop, 1.49 MB, catalogued with schematics.

Quanta TWK schematic for motherboard DA0TWKMB8C0, in PDF form inside a 1006 KB RAR archive.

Schematic PDF of about 873 KB for Quanta project V03A, covering both DIS and UMA variants, that is boards with a discrete graphics chip and boards using integrated…

Schematic for the Gigabyte GA-H67MA-USB3-B3, revision R10, provided as PDF in a 759 KB rar.

Schematic PDF of 260 KB with the code RSAG7.820.7748 in its name, a format typical of Hisense TV main or power board part numbers, preceded by the abbreviation FA.

Power sequence diagram for Apple logic board 820-01598, labelled J213 and X1536, a compact 85.9 KB PDF.

Compact 116 KB PDF for the BQ24737 charge controller from Texas Instruments, filed under schematics.

Schematic diagrams in PDF for the Xiaomi POCO M3 smartphone, archived as a 4.20 MB RAR.

Top-side print for a universal dos vas Matrix board, likely a dual voltage-amplifier-stage module, marked langsung print, meaning ready to print directly.

Schematic in PDF form for a tone control board labelled NEWGEN TA2411B, where TC most likely stands for tone control.

Very small PDF schematic named only 4kw2, probably a second sheet or variant of a 4 kW power amplifier design, though the name gives no further detail.