Boardview for the Wistron board 12291-2, labeled LKM-1 WS, with the extra tag 4LO13 that identifies the board build. The 12291-2 number follows Wistron's five-digit-plus-suffix pattern, used on laptops Wistron builds for brands such as Dell, Acer and Lenovo. Open the 265 KB ZIP in OpenBoardView, FlexBV or a similar tool to locate components, follow nets and pick test points for voltage checks. Confirm the number on the PCB matches 12291-2 before tracing faults with it.
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 (8)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 29 May 2021 | Open file on RM Schematics |
| @LaptopsBoardview | 17 Aug 2021 | Open file on RM Schematics |
| @pepeelectronica | 26 Apr 2022 | Open file on RM Schematics |
| @generalschematics | 19 Oct 2024 | Open file on RM Schematics |
| @cyberlanelectonik | 18 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 25 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 2 Aug 2026 | Open file on RM Schematics |
| @schematics_bios | 14 Aug 2026 | Open file on RM Schematics |
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