Laptop schematic in PDF, packed as RAR, for Quanta board DA0LV3MB8F0 with project code LV3D. This board number appears in ThinkPad T430u and V490u systems, and the DA0 prefix identifies Quanta as the maker. Technicians use these sheets to follow charger and battery circuits, trace system and CPU power rails, locate the EC and SPI flash and diagnose no-power or no-charge faults. Extract with WinRAR or 7-Zip, and compare the revision on the PCB to the schematic before relying on component values.
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 (3)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 3 Apr 2023 | Open file on RM Schematics |
| @cyberlanelectonik | 18 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.