F30 03 3 Product Description
HI 800 473 E Rev. 1.00 Page 17 of 46
3.4.1.2 System LEDs
While the system is being booted, all LEDs are lit simultaneously.
LED Color Status Description
On
Device in RUN, normal operation
A loaded user program is being executed.
Blinking1
Device in STOP
A new operating system is being loaded.
RUN Green
Off The device is not in the RUN state or the STOP state.
On/Blinking1
The device is in the ERROR STOP state
Internal module faults detected by self-tests, e.g., hardware,
software or voltage supply.
The processor system can only be restarted with a command
from the PADT (reboot).
Fault while loading the operating system
ERR Red
Off No faults detected.
On
A new configuration is being loaded into the device.
WDT or FTT change
Check for duplicate IP address
SRS change
Blinking1
Reload is being performed
A duplicate IP address was detected.
1)
Profinet has received an identify request.
1)
PROG Yellow
Off None of the described events occurred.
On
Forcing prepared: The force switch is set for a variable, the force
main switch is still deactivated. The device is in the RUN or STOP
state.
Blinking1
Forcing is active: At least one local or global variable has
adopted the corresponding force value.
A duplicate IP address was detected.
1)
Profinet has received an identify request.
1)
FORCE Yellow
Off None of the described events occurred.
Blinking1
The new operating system is corrupted (after OS download).
Fault while loading a new operating system
The loaded configuration is defective.
One or multiple I/O faults occurred.
A duplicate IP address was detected.
1)
Profinet has received an identify request.
1)
FAULT Yellow
Off None of the described faults occurred.
Blinking1
Operating system emergency loader active.
A duplicate IP address was detected.
1)
Profinet has received an identify request.
1)
OSL Yellow
Off None of the described events occurred.
Blinking1
OS and OSL binary defective or INIT_FAIL hardware fault.
Fault in the external process data communication
A duplicate IP address was detected.
1)
Profinet has received an identify request.
1)
BL Yellow
Off None of the described events occurred.
1)
If all the LEDs PROG, FORCE, FAULT, OSL and BL are blinking simultaneously.
Table 6: System LEDs
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