PDF schematic for the Lenovo ThinkPad E30, a Quanta design coded PS1 with board number DA0PS1MB8C0 at revision 1A, compressed into a 1.22 MB RAR. The DA0xxxMBxx0 format is Quanta numbering, where the three-letter block names the project. Use the diagrams to follow power sequencing, check which rails feed a shorted component, and identify signal paths between the chipset, EC and connectors. Verify the board code and revision on the PCB, since Quanta revisions can change part values and populated options.
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 | 31 Aug 2023 | Open file on RM Schematics |
| @boardviewarchive | 5 Sept 2023 | Open file on RM Schematics |
| @cyberlanelectonik | 15 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.