ELECTRICAL SYSTEM MLC650 SERVICE/MAINTENANCE MANUAL
3-46
Published 09-09-16, Control # 229-09
Table 3-18. IOLC33 Test Voltages
Pin I/O Network Function Voltages
PC1-1 GND Ground (from ground stud on rotating bed)
0V
DC
PC1-2 KL15 Control Module Ignition Power (from engine run switch)
0V
DC
Open, 24 V
DC
Closed
PC1-3 No Connection
PC1-4 No Connection
PC1-5 OPH6A18 VPC1/VPC2 Pump 7
0V
DC
Off, 24 V
DC
On
PC1-6 OPH6A19 VPC1/VPC2 Pump 7
0V
DC
Off, 24 V
DC
On
PC1-7 OPH6A20 Swing Pump 8
0V
DC
Off, 24 V
DC
On
PC1-8 OPH6A21 Swing Pump 8
0V
DC
Off, 24 V
DC
On
PC1-9 No Connection
PC1-10 CAN1_H CAN Bus C—High Not Applicable
PC1-11
+U
B
Supply Power for Control Module Outputs
24 V
DC
PC1-12
+U
E
Control Module Batter Power
24 V
DC
PC1-13 No Connection
PC1-14 ID04 Gantry Limit Switch
0V
DC
Open, 24 V
DC
Closed
PC1-15 ID05 VPC Tray Max Out Limit Switch
0V
DC
Open, 24 V
DC
Closed
PC1-16 No Connection
PC1-17 IDF15 Drum 4 Motor Speed Sensor
55 to 85% of Input Voltage Over
Tooth
2 to 10% of Input Voltage Over
Gap
PC1-18 No Connection
PC1-19 CAN1_L CAN Bus C—Low Not Applicable
PC1-20
+U
B
Supply Power for Control Module Outputs
24 V
DC
PC1-21 No Connection
PC1-22 No Connection
PC1-23 No Connection
PC1-24 No Connection
PC1-25 No Connection
PC1-26 IDF16 Drum 4 Motor Speed Sensor
55 to 85% of Input Voltage Over
Tooth
2 to 10% of Input Voltage Over
Gap
PC1-27 No Connection
PC1-28 IMID4 Module Identifier Input (from ground stud on rotating bed)
0V
DC
PC1-29 IMID3 Module Identifier Input (from ground stud on rotating bed)
0V
DC
PC2-1 No Connection
PC2-2 No Connection