La-9413p Rev 1.0 Schematic Official

Compal LA-9413P (Rev 1.0) is a laptop motherboard schematic specifically used in the Dell Latitude E6540

• Adapter voltage (19-20V) enters through PJP1, passes through dual MOSFETs (PQ301, PQ302), and becomes PWR_SRC.

Page 1-2: Block Diagram & Power Sequence

• Block Diagram: Shows the data flow between PCH (Platform Controller Hub), CPU, EC, and GPU.
• Power Sequence: The infamous "RSMRST#," "PWRBTN#," "SUS_ON," and "VR_ON" signals that dictate how the board powers on.

Page 1 (Block Diagram)

Not always present, but if available, this shows major chip interconnects: CPU ↔ PCH ↔ EC ↔ Power. la-9413p rev 1.0 schematic

. For technicians, it is an essential document for diagnosing power-on failures and liquid damage on this specific model. Laptop schematic Core Technical Specifications Compal LA-9413P (Rev 1