5B20R33808 - Lenovo Laptop Motherboard - Genuine

This Lenovo Laptop Motherboard (5B20R33808) is a genuine part specifically designed for Lenovo laptops. Compatible with various Lenovo models, it serves as the primary circuit board that hosts the CPU, RAM, and other essential connectors and expansion slots. This motherboard is also known as the "system board" or the "mainboard." Its role is critical as it allows the laptop’s components to communicate with each other, ensuring smooth operation. If your Lenovo laptop experiences issues like frequent crashes, failure to boot, or peripheral component incompatibility, it could indicate that the motherboard may need replacement. Before purchasing, confirm your device's model number for compatibility.

iFixit is an official Lenovo partner. Our Genuine Lenovo parts are supplied by the official Lenovo supply chain.