Replacement Mainboard for DBVNJ11007 / N6640G - 16531-1 DDR4

Mainboard compatible with DBVNJ11007 and N6640G laptops. This unit carries part number 16531-1 and requires DDR4 memory. Designed as a direct replacement mainboard for systems using the 16531-1 (N6640G/DBVNJ11007) configuration—confirm the part number and model compatibility before ordering.