FOR 900-13ISK2 900-13ISK Laptop motherboard byg40 NM-A411/NM-A921 with cpu i5 I7 RAM 8G /16G

Replacement laptop motherboard compatible with FOR 900-13ISK2 and 900-13ISK models. Mainboard identification: byg40 with PCB codes NM-A411 / NM-A921. Supplied with cpu i5 I7 and configured for RAM 8G /16G. Ideal for repairing or upgrading the specified laptop models.