NM-B661 Motherboard (5B20R33809) for 330-15IGM Notebook — Supports CPU N4100 / N5000, EG431 EG523, FG5N2

Replacement motherboard NM-B661 with part number 5B20R33809, made for 330-15IGM notebook models. Compatible with Intel CPUs N4100 and N5000. Board references and chipset/graphics codes include EG431 and EG523, and the PCB/version identifier is FG5N2. Ideal as an OEM mainboard swap or spare for systems that use the 330-15IGM configuration.