winsonic MFC1705S-EN30C User Manual page 20

Panel Specification
Note) Pin number starts from Right side
PCB
Pin No. 1 Pin No. 30
Fig. Connector diagram
a. All GND pins should be connected together and also be connected to the
LCD's metal chassis.
b. All power input pins should be connected together.
c. All NC pins should be separated from other signal or power.