Schematic in PDF format for a board identified as LG4858L, with Wistron board number 12206-1 and the code 4WQ02, file size 4.65 MB. The 12xxx-x style number follows Wistron's board numbering, so Wistron is the likely board maker. The document is useful for tracing power rails, checking the charger and VRM circuits, following signals between chips and finding the cause of a short. Check that the board number printed on the PCB matches 12206-1 before relying on the 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 @cynetitsolution. Enginerys does not host this file.
All sources (11)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @cynetitsolution | 1 Jul 2022 | Open file on RM Schematics |
| @LaptopSchmatic | 10 Oct 2022 | Open file on RM Schematics |
| @alischematics | 16 Nov 2022 | Open file on RM Schematics |
| @generalbios | 26 Sept 2023 | Open file on RM Schematics |
| @afsschematicfree | 23 Aug 2024 | Open file on RM Schematics |
| @cynetitsolution | 23 Aug 2024 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 9 May 2025 | Open file on RM Schematics |
| @smschematics | 26 Sept 2025 | Open file on RM Schematics |
| @smschematics | 26 Sept 2025 | Open file on RM Schematics |
| @schematics_bios | 4 Aug 2026 | Open file on RM Schematics |
| @schematics_bios | 5 Aug 2026 | Open file on RM Schematics |
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The standard format for schematics, block diagrams, power-sequence charts and service manuals.