Service Manual
49
11.1.2 Connections
The control system CPU has the following connections:
Board connector Function
J1 M-COM = Communication, motor control
J2 D-BUS = Databus
J3 D-BUS = Databus
J4 Tacho
J5 COIN = Input, coin meter
J6 EMERG = Input, stop button
J7 FREE = Free program (key switch)
J8 RS 232 = Serial communication
J9 Control knob, pulses
J10 USB TYPE B = Connection for software/service download
J12 Display
J13 Membran switches