1 2 3 4 5 6 7 | $ clusterctrl on # Turn power to all Pi Zero on $ clusterctrl off Turn power to all Pi Zero off $ clusterctrl on p1 # Turn power on to Pi Zero in slot P1 $ clusterctrl on p1 p3 p4 # Turn power to Pi Zeros in slot P1, P3 and P4 on $ clusterctrl off p2 p3 # Turn power off to Pi Zeros in slots P2 and P3 $ clusterctrl alert on # Turns on ALERT LED $ clusterctrl alert off # Turns off ALERT LED |