CPU Connector Description

JP1/JP2/JP3/JP4 - I/O Board

JP1=Product A
JP2=Product B
JP3=Product C
JP4=Product D

Pin 1 - +LED
Pin 2 - Power Ground
Pin 3 - Pump Handle 1A
Pin 4 - Pump Handle 2A
Pin 5 - Pulser 1A Lead
Pin 6 - Pulser 1A Lag
Pin 7 - Pulser 2A Lead
Pin 8 - Pulser 2A Lag
Pin 9 - MVO 1A
Pin 10 - DVO 1A
Pin 11 - MVO 2A
Pin 12 - DVO 2A
Pin 13 - Motor A
Pin 14 - Motor B
Pin 15 - Pulser Disconnect 1A
Pin 16 - Pulser Disconnect 2A
Pin 17 - Totalizer 1A
Pin 18 - Totalizer 2A
Pin 19 - Spare Output
Pin 20 - +DC

JP5,JP6 - Dispenser Display

JP5 = Side 1
JP6 = Side 2

Pin 1 - +DC
Pin 2 - +DC
Pin 3 - +LED
Pin 4 - +LED
Pin 5 - Data
Pin 6 - Data Return
Pin 7 - Clock
Pin 8 - Power Ground
Pin 9 - Load
Pin 10 - Power Ground

JP11,JP12 - Communication Loop

JP11 = Side 1
JP12 = Side 2

Pin 1 - Serial +
Pin 2 - Serial -
Pin 3 - Unused ( RS-422 GND Future )

JP13 - Audio Connector

Pin 1 - +DC
Pin 2 - Audio Open Collector

JP14 - Power Board

Pin 1 - +LED
Pin 2 - +DC
Pin 3 - Key
Pin 4 - Lamp Control
Pin 5 - Recall/Suicide
Pin 6 - Ground
Pin 7 - Power Ground

JP18 - DCA Power

Pin 1 - +LED
Pin 2 - PGND

JP19 - Test Connector

Pin 1 - VCC
Pin 2 - +DC
Pin 3 - +LED
Pin 4 - Reset
Pin 5 - /Reset
Pin 6 - VBC
Pin 7 - PWR FAIL
Pin 8 - PGND
Pin 9 - GND

                        Figure 1 - CPU Board