... washing machine pcb boardMaterial: ceramic , F4 BK-2 , Alu, Rogers, High Tg FR4, FR1, CEM-1, FR-4,etc Board Thickness: 0 ... produce 2000K COB packages monthly .Board and System Level TestingAOI Testing·Checks for solder paste ·Checks for components down to ... BGAs ·Chip scale packages ·Bare boards In-Circuit TestingIn-Circuit Testing is commonly used in conjunction with AOI minimizing functional defects ...