FOR NM-B321 5B20R33832 Motherboard — Compatible with CPU A69225 / A69220 for 330-15AST Notebook

Replacement notebook mainboard NM-B321 (5B20R33832) designed as a compatible replacement for 330-15AST notebooks. Supports CPU A69225 and A69220, providing a direct swap for 330-15AST series repairs or upgrades.