GENERATOR AR 2035750 - Caterpillar

Table 13
Bucket Position Sensing Cylinder (PSC) Connector    
Pin     Description     Color    
1     Supply Voltage +8VDC     Orange    
2     Ground     Black    
3     Signal     White    
4     N/A         LC450 Laser Catcher
Illustration 20 g01911557
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Table 14
Laser Catcher Connector    
Pin     Function    
A     Power    
B     Unused    
C     CAN HI    
D     CAN LO    
E     Unused    
F     Ground     PM400 Power Supply Module
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Connector A (Pins)
Table 15
Power Supply Module Connector "A"    
Pin     Function    
A     +Battery 1    
B     Ground    
C     +Battery 2    
D     Ground    
E     Over-Current Fault    
F     Unused    
G     +Battery 3    
H     Ground    
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Connector B (Sockets)
Table 16
Power Supply Module Connector "B"    
Pin     Function    
A     Switched Power 1    
B     Switched Power Return 1    
C     Switched Power 2    
D     Switched Power Return 2    
E     Awake    
F     Awake Return    
G     Switched Power 3    
H     Switched Power Return 3    ECM
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Machine ECM (1) ECM (2) J1 Connector (Black) (3) J2 Connector (Brown)
Illustration 25 g01448177
Connectors for the Machine ECM (2) J1 Connector (Black) (3) J2 Connector (Brown)Table 17 and Table 18 lists the contact description for the ECM.
Table 17
J1 Connector    
J1 - 1     "BAT + 184"    
J1 - 2     "GND 235"    
J1 - 13     "BAT + 184"    
J1 - 14     "GND"    
J1 - 17     "BUCKET CYL POS"    
J1 - 27     "8V SENSOR SPLY"    
J1 - 51     "BOOM PWM ANGLE SENSOR"    
J1 - 52     "STICK PWM ANGLE SENSOR"    
Table 18
J2 Connector    
J2 - 47     "CAN + 252"    
J2 - 48     "CAN - 262"