Toshiba Satellite L30 laptop schematic based on the Quanta BL1 design, board number DA0BL1MB6E0, supplied as a small 919 KB PDF. Quanta numbers its boards with the DA0 prefix followed by the project code, here BL1, and builds them for brands such as Toshiba. The document is useful for following power rails, the standby and main power sequence, and checking components on a shorted line. Confirm the DA0BL1MB6E0 marking and revision on the actual board before relying on the drawings.
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.
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The standard format for schematics, block diagrams, power-sequence charts and service manuals.