A method includes establishing a power link between a power source and a computing device using a cable assembly, the cable assembly including at least one indicator, monitoring a status of the power link at the computing device, determining if the status of the power link includes establishing a communication link, and upon determining the status of the power link includes establishing the communication link determining a direction of data flow along the cable assembly associated with the communication link, and generating a signal using the at least one indicator, the signal indicating the direction of data flow along the cable assembly.