K42Jr schematic marked revision 2.0 in the file name, provided as a 2.30 MB PDF for that notebook mainboard. The stated revision helps confirm it against the board, but verify the version printed on the PCB anyway, since component values can change between revisions. Schematics like this are used to diagnose no-power faults, measure expected rail voltages, identify the IC behind a failed function and find capacitors or MOSFETs on a shorted net. Open it in any PDF viewer and search by net or reference designator.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @schematicslaptop. Enginerys does not host this file.
All sources (14)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 6 Sept 2017 | Open file on RM Schematics |
| @LaptopsBoardview | 4 Jun 2019 | Open file on RM Schematics |
| @alischematics | 13 Sept 2021 | Open file on RM Schematics |
| @pepeelectronica | 21 Apr 2022 | Open file on RM Schematics |
| @pepeelectronica | 26 Apr 2022 | Open file on RM Schematics |
| @alischematics | 6 Jan 2023 | Open file on RM Schematics |
| @generalschematics | 19 Oct 2024 | Open file on RM Schematics |
| @generalbios | 15 Dec 2024 | Open file on RM Schematics |
| @cyberlanelectonik | 18 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 25 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 31 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 2 Aug 2026 | Open file on RM Schematics |
| @schematics_bios | 13 Aug 2026 | Open file on RM Schematics |
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.