FOR NM-C781 5B21B48864 Laptop Motherboard — Supports CPU IUM6405U, I310110U, I510210U — Compatible with GS452 / 552 / 752 and 3-14IML05 / 3-15IML05 / 3-17IML05

Replacement laptop motherboard FOR NM-C781, part number 5B21B48864. Built to support CPU models IUM6405U, I310110U and I510210U. Compatible with GS452, 552 and 752 series machines and fits chassis variants 3-14IML05, 3-15IML05 and 3-17IML05. Ideal as a direct swap when the original NM-C781 motherboard needs replacement while retaining the listed CPU and model compatibility.