Just Add Power devices have 2 green lights on the front of the device that are diagnostically relevant: a Power Light and a Data Light. On a rackmount unit, the lights on the port-side are diagnostically relevant.
Healthy Behavior:
The Power Light goes solid and the Data Light stays off for 5-10 seconds after the boot procedure - Power Light Heartbeat Blink - has finished. During this time, network services are being initialized. After network services are loaded, the Power Light will remain solid and the Data Light will show activity.
Unhealthy Behavior:
Cause:
A device with a solid Power Light and no Data Light immediately upon being powered on:
A device with a solid Power Light after the Heartbeat Blink and no activity on the Data Light:
Resolution:
For a device with a solid Power Light and no Data Light immediately upon being powered on:
For a device with a solid Power Light after the Heartbeat Blink and no activity on the Data Light, perform these troubleshooting steps:
Please contact Support for additional troubleshooting assistance.