: Like other 5000-series Dell boards (e.g., the similar LA-D071P for the Inspiron 5559), it features an integrated CPU/PCH and typically utilizes a MEC1404 EC/KBC for power management and keyboard control.
Identifying the BIOS chip (SPI Flash) for reprogramming if the laptop fails to POST. Voltage Rails: la-d401p schematic
motherboard schematic is a technical document for the Dell Latitude 3570 : Like other 5000-series Dell boards (e