5B21C75779 - Lenovo Laptop Motherboard - Genuine

This Lenovo Laptop Motherboard (5B21C75779) is a genuine part designed specifically for Lenovo devices. Compatible exclusively with Lenovo brands, this motherboard serves as the central hub for your laptop, coordinating all its functions. Also known as the 'main board,' it is crucial for the computer's operation, interfacing with all other hardware components such as the CPU, memory, and peripheral devices. If you're experiencing issues like the laptop not powering on, failing to boot up, or suffering from frequent system crashes, the motherboard may be at fault. These symptoms often signify that it's time to replace the motherboard. Before purchasing, kindly verify your device's model number to ensure compatibility.

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