RING-WEAR 8C4826 - Caterpillar

Table 32
Contact Description Of Main Module Connector
D5N (FTC), D6N (FTC), And D6N (Differential Steering)    
No.     Function     Type     Description    
1     + Battery     Input - Voltage (Power)     28 VDC    
2     Ground     Ground     0 VDC    
3     Harness Code 1     Switch Input - Programming     Grounded    
4     Action Alarm     Output     Alarm Driver    
5     CAT Data Link +     Input/Output - Data Link     Driver/Receiver (+)    
6     Harness Code 5     Switch Input - Programming     Grounded    
7     PWM/Switch 1     Sensor Or Switch Input     Unassigned    
8     PWM/Switch/Sender 5     Sensor, Switch Or Sender Input     Unassigned    
9     Switch /Sender 10     Switch Or Sender Input     Fuel Level    
10     PWM/Switch/Sender 6     Sensor, Switch Or Input     Hydraulic Oil Temperature    
11     Switch 7     Switch Input     Unassigned    
12     Harness Code 2     Switch Input - Programming     Grounded    
13     Action Lamp     Output     Lamp Driver    
14     CAT Data Link -     Input/Output - Data Link     Driver/Receiver (-)    
15     SPI Load     Output     Driver for Gauge Module    
16     Harness Code 4     Switch Input - Programming     Floating    
17     PWM/Switch 2     Sensor Or Switch Input     Unassigned    
18     Switch/Sender 9     Switch Or Sender Input     Operator Switch    
19     Switch 1     Switch Input     Unassigned    
20     Switch 4     Switch Input     Unassigned    
21     Switch 8     Switch Input     Unassigned    
22     Harness Code 3     Switch Input - Programming     Grounded    
23     Service     Switch Input     Scroll Switch    
24     Sensor Power Supply     Output     8 VDC    
25     SPI Clock     Output     Driver for Gauge Sequencing    
26     Frequency 1     Sensor Input - Frequency     Unassigned    
27     PWM/Switch 4     Sensor or Switch Input     Unassigned    
28     PWM/Switch/Sender 7     Sensor, Switch Or Sender Input     Torque Converter Oil Temperature    
29     Switch 2     Switch Input     Unassigned    
30     Alternator R terminal     Sensor Input - Frequency     Alternator Frequency    
31     Harness Code 0     Switch Input - Programming     Floating    
32     Switch 6     Switch Input     Unassigned    
33     Clear     Switch Input     Clear Switch    
34     Display Module Power Supply     Output     9 VDC    
35     SPI Data     Input/Output     Data for Gauge Module    
36     Frequency 2     Sensor Input - Frequency     Unassigned    
37     PWM/Switch 3     Sensor Or Switch Input     Unassigned    
38     PWM/Switch/Sender 8     Sensor, Switch Or Sender Input     Unassigned    
39     Switch 3     Switch Input     Alarm Cool Level Sensor    
40