Schematic diagram in PDF for the Dell Inspiron N4030 motherboard, code name Arsenal DJ1, discrete graphics version.

Schematic diagram set for the Apple iPad 4 logic board in PDF form, about 1.49 MB. Technicians read it to trace power rails from the battery and charging circuit, check…

Richtek marking-code reference in PDF format. Richtek power ICs, including PWM controllers, buck converters, LDOs and load switches, are very common on laptop…

Sony VAIO SVE15 schematic for mainboard MBX-266, supplied as a 1.15 MB PDF. MBX numbers are Sony's own board designations, so check the code printed on the PCB to…

Schematic PDF for Compal motherboard LA-5752P, 837 KB in size, with no laptop model named in the file title.

Samsung NP550P5 schematic, project name McLaren 15, delivered as a PDF with BA41 marked in the name.

Service schematic for the Samsung HomeSync GT-B9150, a home media and storage device, provided as a 2.87 MB PDF. The name states no board revision.

Samsung E1200i schematic supplied as a small 707 KB PDF. The name lists only the model, a basic feature phone, and no board revision.

Small 119 KB PDF containing the first part of the Nokia 6310 schematics, apparently a duplicate copy given the (2) suffix in the name.

Schematic for the Nokia 2630, a slim basic handset, in a small 424 KB PDF. The file gives no board revision, so compare the board in hand with the drawings before…

Nokia 3250 schematic, version 1.0 according to the name, provided as a 754 KB PDF. This handset is known for its twisting keypad section, and the diagrams help follow…

Nokia 2626 circuit schematics supplied as a 789 KB PDF. No revision or product code appears in the name, so verify that components on the board align with the drawings…

Nokia 3100 circuit schematic in a compact 278 KB PDF. The name holds only the model number, without revision or board code, so confirm the drawing matches your phone.

Schematic PDF named t43_2, most likely for the ThinkPad T43, possibly a second part or alternate version of the drawings; no board number or revision is given.

Lenovo E40 circuit diagram as a 1.38 MB PDF, whose name states the model alone. Board number, designer and revision should be read from the pages, and a similarly sized…

Laptop schematic labelled Z94RP, revision 1.2, supplied as a 2.50 MB PDF. The name gives no brand or board number beyond this project code, so confirm the details on the…

Schematic for the UL50AT, a 1.23 MB PDF whose name states only this model code, without brand, board number or revision.

Notebook schematic for the K42F, a 1.40 MB PDF with no revision, brand or board number in its name.

F83VF motherboard schematic, revision 1.1 according to the r11 marking in the file name, delivered as a 1004 KB PDF.

Circuit diagram for the dv1300 based on the Quanta CT3 platform, revision 2A, in a 1.16 MB PDF.

Alternate PDF copy of the Quanta AT8 motherboard schematic at revision R1A, about 1.03 MB.

Quanta TT9 laptop motherboard schematic at revision R1A, delivered as an 820 KB PDF. Quanta manufactures notebooks for several brands and identifies boards with project…

Schematic for the ASUS K53SV notebook, a 593 KB PDF. The name lists only the model, without mainboard number or revision, so verify the board marking and revision on the…

Acer Aspire 4750 and 4750G schematic, supplied as a 1.24 MB PDF. The two model names suggest the drawing covers both the integrated graphics version and the G variant…

Schematic for Compal motherboard LA-L191P, project code GH53G, revision 1A, in a 5.27 MB PDF.

SM7250 processor schematic in PDF format, 1.37 MB, with no handset model or revision named.

Schematic for Dell motherboard LA-J181P, made by Compal, as a 2.12 MB PDF with no revision stated in the name.

Schematic PDF named only T135, around 768 KB, with no brand listed. It may relate to the Toshiba Satellite T135, but the name alone cannot confirm that, nor any board…

Schematic PDF for a board called MANAUS 10AD, 503 KB. Manaus is an Inventec project name, with Manaus 10 boards used in Toshiba Satellite notebooks, but the name does…

Schematic PDF for the Bitland BM5688 board, a design from the ODM Bitland, which builds laptops and tablets for various brands.

Schematic diagram for the Gigabyte GA-B250M-D2V desktop motherboard, revision 1.0, in a 1.33 MB PDF.

Large 962 KB PDF for the LM324P, the quad operational amplifier in a plastic DIP package, as the P suffix commonly indicates.

Small 57.3 KB PDF for the 2SC5060, filed under schematics though the name suggests a transistor part sheet.

PDF document for the IRFP260 power MOSFET, catalogued under schematics although the name points to a component datasheet.

PDF for the BU4508DX, a small 48.8 KB document filed as a schematic but most likely the part datasheet.

Reference document for the 2SD2249, a part in the JIS 2SD family of NPN low-frequency bipolar transistors, saved as a 45.3 KB PDF.

At 312 KB, this PDF for the 2SD2638 is the largest in its series and is probably a full datasheet with curves and outline drawings, though it is filed under schematics.

Reference sheet in PDF form, 141 KB, for the 2SD2198 transistor. The file is indexed as a schematic but is most likely a datasheet.

Small PDF of 92.1 KB filed under schematics, though its name is simply the part number 2SD1998, so it is almost certainly a component datasheet rather than a board…

PDF of 43.6 KB for the 3N252, listed under schematics though the name is a bare JEDEC part number.