Main board(mother board)
1.Output DC18V, supply the power to the position transfer board and the drive board (big base board)
3.Output DC9V, supply the power to the modular transfer board and the modular.
5.Output DC0V, supply the power to the drive board.
6.Input DC9V, supply power to the main board
8. Modular communication signal line
9. External signal output
10. Drive board communication signal line.
11. Touch screen communication signal line
12. Client’s product position-eye sensor signal line