NM-B661 (5B20R33805) Laptop Motherboard — CPU N5000 | EG431 EG523 FG5N2 — for 330-14IGM / 330-15IGM

Motherboard NM-B661 (part 5B20R33805) with integrated CPU N5000. Board is marked EG431 and EG523 and uses revision FG5N2. Compatible with laptop models 330-14IGM and 330-15IGM. Verify model compatibility and connectors before installation.