Replacement Notebook Motherboard for 330S-15IKB - NM-A751 / NM-A981 (5B20R07419) with CPU I37020U

Direct replacement notebook motherboard for the 330S-15IKB. Identified by part numbers NM-A751 and NM-A981 with assembly code 5B20R07419 and fitted with CPU I37020U. Designed to restore functionality on compatible 330S-15IKB systems — please confirm model and connector compatibility before purchase.