Observe the Status LEDs on the front of the controller and see Table 1 to troubleshoot the controller.
| LED Label | LED Color | Normal LED State | Description of LED States |
|---|---|---|---|
| POWER | Green | On Steady | Off Steady
= No Supply Power. Check Output wiring for short circuits and cycle
power to the controller. On Steady = Power Connected |
| FAULT | Red | Off Steady | Off Steady
= No Faults On Steady = Device Fault: no application loaded; Main Code download required if controller is in Boot mode, or a firmware mismatch exists between the PEAK controllers and the ZRF1811 Wireless Field Bus Router. Blink - 2 Hz = Download or Startup in progress, not ready for normal operation |
| SA BUS | Green | Blink - 2 Hz | Blink - 2
Hz = Data Transmission (normal communication) Off Steady = No Data Transmission (Auto baud in progress) On Steady = Communication lost, waiting to join. |
| FC BUS | Green | Blink - 2 Hz | Blink - 2
Hz = Data Transmission (normal communication) Off Steady = No Data Transmission (Auto baud in progress) On Steady = Communication lost, waiting to join. |
| MOD BUS | Green | Blink - 2 Hz | Blink - 2
Hz = Data Transmission (normal communication) Off Steady = No Data Transmission (Auto baud in progress) On Steady = Communication lost, waiting to join. |