Schematic PDF for board LA-J521P with project name VIPER_N18E, marked R02, X01 and Final, in a 4.01 MB rar archive. The LA- numbering is the Compal scheme, and the N18E token points to an NVIDIA mobile GPU platform. Technicians use such a diagram to follow power sequencing, check the GPU and CPU VRMs, trace charger circuitry and find the pull-ups behind a stuck signal. Open it in any PDF reader and confirm the board number and revision on the PCB, ideally alongside a matching boardview.
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 (4)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 22 Nov 2023 | Open file on RM Schematics |
| @bartonarquivos | 24 Sept 2025 | Open file on RM Schematics |
| @cyberlanelectonik | 23 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 14 Aug 2026 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.