Circuit diagram for the Samsung Galaxy S II, model I9100, in a compact 545 KB PDF. No board revision is given, and the small size may mean only selected pages are…

Compact 756 KB PDF schematic for the Samsung Galaxy S4, model I9505. Given the small size it may contain a limited set of sheets rather than a full service manual, and…

Schematic diagram set for the Nokia N70 mobile phone, supplied as a 1.66 MB PDF. The name gives no board code or revision, so it covers the handset generally.

Nokia 5510 schematic diagrams in a 1.28 MB PDF, with no board revision noted in the file name.

Nokia 2610 schematics, version 1 according to the file name, delivered as a 1.87 MB PDF.

LG VS985 service manual in English, version 1.0 dated by the 140731 code in its name, as a 3.77 MB PDF.

Schematic for the Compal LA-5752P motherboard, supplied as an 837 KB PDF; the name states only the board number, not the laptop brand or model it was used in.

Version 0 schematic for the Dell XPS 15, a PDF of roughly 1.56 MB. A zero revision often marks an early release, so some details can differ from boards found in retail…

Asus repair guide for the X556UQK notebook, supplied as a 1.05 MB PDF. Asus repair guides are service documents that usually show the board layout, power-up sequence…

Compal LA-7231P schematic for the Acer Aspire 4830TG, with the JM40-HR project code, revision 1.0, in a 1021 KB PDF.

Circuit schematic for the Acer Aspire 1640, a Quanta-designed motherboard with project code ZL8 at revision 3A, supplied as an 820 KB PDF.

Schematic for the HP Pavilion dm1 built on the Quanta NM9 board, revision 1A, in PDF form at 929 KB.

Quanta R23 schematic for the HP Pavilion G6, revision 1A, dated May 3, 2011, packed as a 1018 KB PDF.

Schematic for the HP Pavilion G6 on the Quanta R12 board, revision 1A, provided as an 825 KB PDF.

Schematic covering the L645 and L650 notebook models, a 1005 KB PDF. The name holds no brand, board number, ODM or revision, so confirm the target from the title block…

Circuit schematic for the Samsung P10 notebook, a 6.94 MB PDF. The name gives only the model, with no board number or revision, so verify against the mainboard before…

ROHM document for the EMZ1, IMZ1A and UMZ1N parts, with the name also noting the SMD marking 1MZ1A, delivered as a 125 KB PDF and filed as a schematic.

Sheet for the TIP31 NPN and TIP32 PNP complementary power transistor pair, with the name stating 100 V and 3 A ratings; the PDF is 198 KB and listed under schematics.

PDF datasheet for the SGH80N60UFD, an IGBT rated in the file name at 80 A and 600 V. Parts of this kind are common in welding inverters, induction cookers, motor drives…

PDF sheet for the BC557 general-purpose PNP transistor, the name giving its minus 50 V and minus 100 mA limits, filed under schematics at 45.8 KB.

A small 41.5 KB PDF for the 2SD1458, a part number in the Japanese JIS scheme where 2SD identifies an NPN low-frequency transistor.

The 2SD1937 transistor is the subject of this 42.0 KB PDF, whose name ends with an _E suffix that is not explained.

The 2SD2337 is the part this 41.0 KB PDF documents, and as a 2SD number under JIS rules it is an NPN transistor aimed at low-frequency circuits.

Part-number document for the 2SJ561, stored as a 160 KB PDF and tagged as a schematic. In Japanese transistor numbering, 2SJ stands for a P-channel FET, so the content…

A small 13.7 KB PDF filed as a schematic but named for the 2SC1384, an NPN transistor under the JIS 2SC prefix, with UTC indicating the Unisonic Technologies version of…

Datasheet-style PDF of 60.5 KB for the 1SS154, filed under schematics. The name also carries the tokens BA and sot23, the latter indicating the SOT-23 surface-mount…

Datasheet for the 1N4728A to 1N4764A Zener diode series, shortened in the name to 1N4728A-64A, a 76.3 KB PDF.

Labelled 40CPQ050, this 55.8 KB PDF is listed as a schematic but the name resembles a semiconductor part number and carries no laptop model, brand or board revision.

The file name 40cdq offers little beyond what looks like a component series prefix, with no model number grade, device, brand or revision attached.

Datasheet-style PDF for the 24LC21 family serial EEPROM, with the I_P suffix in the name likely pointing to an industrial-temperature or PDIP package variant, though the…

Labelled 21FQ, this 44.9 KB PDF sits in the schematic category but states nothing about the device, board number or revision it relates to.

Schematic-category PDF of 87.1 KB whose name gives only 21DQ06, without any laptop model, board number or revision.

Circuit diagrams for the Z62H board in PDF format, roughly 809 KB in size, with no brand, model or revision stated in the name.

Duplicate copy of an N5110 schematic in PDF form, the (1) suffix suggesting a second saved instance of the same 1.45 MB document.

Sony VAIO laptop schematic in PDF form for the MBX-202 motherboard, with M790 also in the name, likely a related model or project code, in a 779 KB file.

Spanish reference on interchangeable integrated circuits for mobile phones, a 273 KB PDF.

Spanish document on the logic or control area of a mobile phone board, a 252 KB PDF. Typical phone repair courses divide the board into sections, and the logic area…

Quanta schematic for the Dell Inspiron 3135, project ZM5, board number DA0ZM5MB8D0, revision 3A.

Quanta schematic for the Dell Inspiron 3135, project ZM5, motherboard DA0ZM5MB8D0 at revision 3A, delivered as a 748 KB PDF.

Block diagram for the top side, labelled TOP, of a board with document number sr28c51351, revision B, marked VZ PROD and dated or versioned 0310, in a 119 KB PDF.