NM-B661 5B20R33801 Motherboard — CPU N4000 L81D1 UMA Compatible for 330-15IGM

Compatible replacement motherboard NM-B661 (5B20R33801) designed for 330-15IGM systems. This board features the CPU N4000 and carries the L81D1 board revision with UMA (integrated graphics). Ideal as a direct swap for repairing or refurbishing a 330-15IGM laptop.