The gold standard is the official factory wiring diagram database, which can be accessed via:
The schematic layout breaks down into distinct color-coded, multi-pin locking connectors. When tracing faults, technicians rely on the specific pin assignments (pinouts) mapped below: Connector Color Primary Scheduled Functions
Output schematics dictate how the controller manipulates mechanical equipment via Analog Outputs (AO) and Digital/Binary Outputs (DO). Analog Outputs (AO)