Look for the "Power Sequence" page to identify how voltage is stepped down from the AC adapter or battery. Common rails include:
Gaming boards like the LA-J494P have different schematics depending on whether they use a dedicated (Discrete) GPU or integrated (UMA) graphics. i laj494p schematic better
A well-designed schematic diagram for the I LaJ494P IC offers several benefits: Look for the "Power Sequence" page to identify