Circuit schematic for the Lenovo ThinkPad SL300 and SL400, built on the ASUS Rocky30 board, here in the DDR2 memory, UMA integrated graphics version at revision 1.0.

Schematic for a Lenovo E390 laptop in PDF format, 1.49 MB. The file name gives only the model, with no board maker, board number or revision, so you need to confirm…

PDF schematic for the Lenovo E255, 928 KB, with no board number, ODM or revision given in the name.

Schematic for the Lenovo 3000 G555, based on the Compal LA-5972P board with NAWA2 project code, revision 1.0, in a 1.43 MB PDF.

Lenovo 3000 G230 schematic for the DDR3 memory version, a 1.58 MB PDF; the name adds an unexplained imp tag and gives no board number or revision.

PDF schematic covering the Lenovo C460M, C462M and G400, with Compal named as the board maker.

Schematic for the Lenovo 3000 N100 notebook in PDF format, 875 KB in size. The name gives no board number, ODM or revision, so open the document and check its title…

Lenovo 3000 N100 schematic, a 875 KB PDF that appears to be a second copy of the same document, given the identical size and the (2) suffix in its name.

Circuit diagram in PDF form for the Lenovo 3000 G550 laptop, about 1.5 MB. The name lists neither the board number nor the revision, so check the title block and compare…

Schematic PDF for Compal board LA-4211P, labelled for the Lenovo G430, with jc appended to the model in the name.

ThinkPad SL410 schematic, a 1.32 MB PDF, with GC2A-0622 and the codes GC1A and CG1B listed in the name, which look like board or project identifiers.

PDF schematic whose name reads only i pad S9, roughly 1 MB in size, with no brand, board number or revision given.

Lenovo ThinkPad L412 schematic in PDF, with Quanta named as the board maker and GC9A as the board code.

Duplicate copy of the ThinkPad L412 schematic for Quanta board GC9A, shown by the (1) suffix and identical 904 KB size.

PDF document of about 1 MB filed as a schematic under the name e280-le1_e, with no brand, board number or revision clearly stated.