: Search the surface of the PCB for a code that follows patterns like: Compal Style is a common Dell board from 2021). LCFC / Lenovo Style Wistron Style : A 10-digit number usually starting with Locate the Revision : Most schematics also require the revision number (e.g., Search Tips for 2021 Models
: Look near the E82152 mark for a secondary string of text. This is the actual model or part number (e.g., DA00P6MB6D0 Locate the Date Code e82152 schematic 2021