1-30 (E)ICP-6520/6530/3000/65111-9-2.ICP-6511nThe number shown in the parentheses ( ) indicated the address on the circuit board.KY-695 boardLEDD203 (C-1):+7V LEDPower status indication.Lit when+7V LED is supplied normally.D204 (A-3):+5VPower status indication.Lit when+5V is supplied normally.KY-695 board (Side B)123ABCDED203D204