ASUS A42J and K42JR laptop schematic, a 2.30 MB PDF that matches the size of other copies of the same document, so it is likely a duplicate. Because the name gives neither board number nor revision, confirm both on the PCB before relying on any part value. Technicians use such diagrams to trace the charger and regulator circuits, follow signals between chipset and connectors, and identify the component behind a short circuit or a dead rail. It can be viewed in any PDF reader with text search.
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 @LaptopsBoardview. Enginerys does not host this file.
All sources (16)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @LaptopsBoardview | 4 Jun 2019 | Open file on RM Schematics |
| @freeschematicdiagram | 9 Jun 2019 | Open file on RM Schematics |
| @hrtechno | 4 Feb 2020 | Open file on RM Schematics |
| @alischematics | 13 Sept 2021 | Open file on RM Schematics |
| @pepeelectronica | 21 Apr 2022 | Open file on RM Schematics |
| @pepeelectronica | 23 Apr 2022 | Open file on RM Schematics |
| @skclappybios | 25 Nov 2022 | Open file on RM Schematics |
| @alischematics | 6 Jan 2023 | Open file on RM Schematics |
| @generalbios | 8 Oct 2023 | Open file on RM Schematics |
| @generalschematics | 19 Oct 2024 | Open file on RM Schematics |
| @boardviewsandachematics | 1 Sept 2025 | Open file on RM Schematics |
| @cyberlanelectonik | 4 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 31 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 31 Jul 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.