2.25 MB ZIP archive for the La-4101 board, labeled dv4, which suggests the HP Pavilion dv4 series, though only dv4 appears in the name. The contents are not described and should be checked after extracting. The LA code matches Compal board numbering, and a separate LA-4101P schematic PDF is also indexed. Material like this is used to trace power rails, follow signals and find components. Check the code printed on the PCB, because dv4 models used several boards.
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 @cyberlanelectonik. Enginerys does not host this file.
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