CX23-R status LEDs
LED | Description |
---|---|
SYNC (blue) | |
Off | At least one networked module is not synchronized. |
0.5 Hz | All networked modules are synchronized. |
POWER (green) | |
Off | Unit is off. |
On | Unit is on and ready. This state is preceded by a flashing sequence of all LEDs indicating that the system is loaded. |
4 Hz | Unit is shutting down, rebooting or updating firmware. |
2 Hz | Unit is responding to a Flash LED command. For more information, see Hardware. |
RUN (yellow) | |
Off | No test run is in progress. |
0.5 Hz | Test Setup task running. |
1 Hz | Remote control is enabled, but no Test run is in progress. |
8 Hz | Test run is in progress. |
ERROR (red) | |
Off | No error. |
On | Unit error. View the System logs for information on the error. Purge the whole log to turn off the ERROR (red) LED. |
1 Hz | Less than 2 MB of storage remain. |

Blue | Green | Yellow | Red | |
---|---|---|---|---|
1. CX23-R shutting down due to loss of power. | Off | 2 Hz | Off | P† |
2. Power restored. | On | On | On | On |
3. Base system loaded. | On | On | Off | Off |

Blue | Green | Yellow | Red | |
---|---|---|---|---|
Firmware and FPGA update | ||||
1. Applying firmware update and rebooting. | Off | 4 Hz | Off | P† |
2. Applying FPGA update and rebooting. | 4 Hz | 4 Hz | 4 Hz | Off |
Firmware update | ||||
1. Applying firmware update and rebooting. | Off | 4 Hz | Off | P† |
2. Checking FPGA. | 4 Hz | 4 Hz | 4 Hz | On |
† Previous state or state dependent

Blue | Green | Yellow | Red | |
---|---|---|---|---|
1. Power button pressed. | Off | 4 Hz | Off | P† |
2. System shut down. | Off | Off | Off | Off |

Blue | Green | Yellow | Red | |
---|---|---|---|---|
1. Power button pressed. | On | On | Off | Off |
2. System loaded. | S‡ | S‡ | S‡ | S‡ |
3. System ready. | P† | On | Off | P† |

Blue | Green | Yellow | Red | |
---|---|---|---|---|
1. Reboot issued. | Off | 4 Hz | Off | P† |
2. System loaded. | S‡ | S‡ | S‡ | S‡ |
3. System ready. | P† | On | Off | P† |
† Previous state or state dependent
‡ Sequence with other LEDs