Komatsu PC500LC-10R Shop Manual page 163

10 STRUCTURE AND FUNCTION
Pin No.
12 NC (*)
13 NC (*)
14 NC (*)
15 NC (*)
16 NC (*)
17 NC (*)
18 NC (*)
19 NC (*)
20 NC (*)
21 NC (*)
22 Fuel control dial (+5 V)
23 Fuel control dial (-)
24 NC (*)
25 NC (*)
26 NC (*)
27 NC (*)
28 NC (*)
29 NC (*)
30 NC (*)
31 NC (*)
32 NC (*)
33 GND
34 NC (*)
35 NC (*)
36 NC (*)
37 NC (*)
38 NC (*)
39 Key switch (ACC)
40 Intake air heater relay drive
41 NC (*)
42 Intake air heater relay return
43 NC (*)
44 NC (*)
45 NC (*)
46 CAN (+)
47 CAN (-)
48 NC (*)
49 PWM OUTPUT (Power train relay output)
50 NC (*)
PC500LC-10R
COMPONENT PARTS OF CONTROL SYSTEM
Signal name Input and output signals
Input
Input
Input
Input
Input
Input
Input
Input
Communication
Power supply
Power supply
Ground/Shield/Return
Input
Input
Input
Input
Input
Ground/Shield/Return
Input
Input
Ground/Shield/Return
Ground/Shield/Return
Ground/Shield/Return
Input
Input
Ground/Shield/Return
Output
Input
Output
Output
Ground/Shield/Return
Output
Output
-
Communication
Communication
Output
Output
Output
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