Intergraph TD-x20 System Reference Manual page 71

Pin Signal
P3-3 +5V
P3-4 Return
P3-5 Return
P3-6 Return
P4-1 Return
P4-2 Return
P4-3 Return
P4-4 +5V
P4-5 +5V
P4-6 +5V (Key)
Wire Color Pin
Red
Black P8-1
Black P8-2
Black P8-3
P8-4
Black
Black P9-1
Black P9-2
Red P9-3
Red P9-4
Red
Signal Wire Color
+12V Yellow
Return Black
Return Black
+5V Red
+5V Red
Return Black
Return Black
+12V Yellow
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