Circuit schematics for the Nokia E62 smartphone, packaged as a 1.72 MB PDF. Nothing beyond the model is stated in the name, so revision and completeness should be…

Second schematic document for the Nokia N90, delivered as a 2.48 MB PDF; the number 2 in the name points to a further part or another edition of the N90 diagrams.

Service schematic for the Nokia 6120 mobile phone, supplied as a 788 KB PDF. The name gives no board revision or issue number, so compare the diagram against the PCB…

Schematic for the Acer Aspire 3500 based on the Compal LA-2362 motherboard, a 1.16 MB PDF readable in any viewer.

Compact 654 KB schematic for the U450 notebook, Compal board number LA-5581P; the name states no revision or date.

Lenovo B450 circuit diagram for a Wistron-designed board with the project code LA14. No revision is stated, so check the title block and compare it with the markings on…

Schematic for the K46A laptop based on the Quanta LL3 design, as stated in the file name; no revision is given.

Another schematic set for the Dell Latitude E6410, slightly smaller at about 1.10 MB in PDF.

Mainboard schematic for the ASUS F9J, 1.81 MB in PDF. No revision or board number is included in the name, so verify the version against the title block and the PCB…

Mainboard schematic labelled 1000HE MB, a 696 KB PDF; the name gives only the model code, with MB indicating the motherboard, and no brand or revision is stated.

Schematic drawings for the Sony Vaio PCG-K13, whose motherboard was designed by Quanta under the JE2 project code.

Laptop schematic covering Sony models PCG-K2T, VGN-CR322H and VGN-CR490, which share the same mainboard design; the PCG number is the regulatory model code found on the…

Circuit diagram for the Sony PCG-K23 laptop on mainboard MBX-114, provided as a roughly 1 MB PDF. No revision is stated in the name, so check the label on the board.

PDF schematic for the ASUS M52V, with the name also referencing Pegatron and the G60VX at revision 1.2, suggesting a Pegatron-designed board shared with the G60VX.

Quanta SP7 schematic, revision 1A, for the HP ENVY 15, delivered as a 908 KB PDF. Quanta identifies its laptop motherboards with short project codes such as SP7, printed…

Compal LA-1044 motherboard schematic, revision 2.0, a compact 918 KB PDF that opens in any standard reader.

Quanta KT7I mainboard schematic at revision R3A, a 1.02 MB PDF. The name gives only the Quanta project code and revision, with no retail model or chipset details.

Combined Maxim datasheet for the MAX8732, MAX8733 and MAX8734 controllers, 1.09 MB PDF.

PDF file for the ASUS TUF Gaming FX505DY, revision 2.1, labelled as a BDV-related PDF of 5.39 MB, likely a printable rendering of the board layout rather than a circuit…

ECS schematic in PDF format for the C42IIx board, revision C. ECS (Elitegroup) is a board maker that builds laptop motherboards for other brands as well.

Reference sheet in PDF for the RJH60F7, an IGBT the file name rates at 50 A and 600 V. Devices of this type turn up in induction heating appliances, inverter welders and…

The 2SK545 is covered by this 80.4 KB PDF, filed as a schematic but most likely a datasheet because 2SK numbers identify N-channel field-effect transistors in the…

Only the part number 2SJ275 appears in the name of this 97.0 KB PDF. That code follows Japanese JIS numbering, where 2SJ indicates a P-channel field-effect transistor…

Named after the JIS part number 2SJ267, this 91.8 KB PDF most likely documents a P-channel field-effect transistor, since the 2SJ prefix denotes that device class.

PDF reference, around 129 KB, covering two power ICs identified by marking codes: Qq for the SY8386BRHC and 3a for the SY8388C3RHC.

Listed under schematics but named only after a part number, this 91.6 KB PDF most likely holds the datasheet for the 2SC4188 transistor.

Part documentation for the 2SC5302 in PDF form, 89.2 KB, placed in the schematic section of the index.

A compact 75.6 KB PDF indexed as a schematic but named 31DQ09, a code that looks like a rectifier diode part number, not a motherboard.

Part-number-style PDF, 176 KB, labelled 27lc040 and listed here as a schematic. The pattern matches the 27-series UV or OTP EPROM family, with LC typically denoting a…

Covering the 25AA320, 25LC320 and 25C320, this 383 KB PDF is listed as a schematic but is in practice the datasheet for a Microchip family of 32 Kbit SPI serial EEPROMs.

Filed under schematics at 212 KB, the PDF named 20ETF-S gives no device, board or revision details.

Schematic PDF, 1.08 MB, for the Compal LA-A992P notebook mainboard. Only the board number is given, with no brand, model or revision in the name.

Schematic in PDF form, packed as a RAR archive, for the Inventec ARMANI MV build, board number 6050A2266501.

Schematic in PDF form labelled CADIZ-CP, which appears to be a board or project code name; no brand, model or revision is stated in the name.

Schematic in PDF form for the ASUS A7Sv notebook, 7.56 MB in size; the name does not state a board number or revision.

Schematic in PDF form for a board labelled G31MXP, packed in a 1.25 MB RAR archive; no brand is given in the name.

Schematic in PDF format for the Lenovo GV451 and GV551, LCFC board NM-D151, revision 1.0, compressed to 3.40 MB.

Schematic set for the Xiaomi Mi 10T, with the sub board included according to the name, in a 1.52 MB ZIP.

Schematic archive named only A426N, a 1.08 MB ZIP with no brand or board number in the listing.

Spanish training PDF on identifying the parts of a smartphone, describing the main components and modules found inside a typical handset.