F" Led; Leds "L1" And "L2 - Siemens SCALANCE XR-500 Operating Instructions Manual

Description of the device
4.7 LED display
Meaning in display mode D
In display mode D, the port LEDs indicate whether the port is monitored.
LED color
-
Green
Yellow
4.7.3

"F" LED

The "F" LED shows the fault/error status of the device.
Meaning during device startup
LED color
-
Red
Red
Meaning during operation
LED color
-
Red
4.7.4

LEDs "L1" and "L2"

The "L1" and "L2" LEDs indicate the current range of the power supply at connectors L1 and L2.
The meaning of the "L1" and "L2" LEDs depends on the set display mode, see section "LEDs
"DM1" and "DM2" (Page 44)".
42
LED status
Off
On
On
LED status Meaning during device startup
Off Device startup was completed successfully.
On Device startup is not yet completed or errors have occurred.
Flashing There are errors in the firmware.
LED status Meaning during operation
Off The device is operating free of errors. The signaling contact is
closed.
On The device has detected a problem. The signaling contact has
opened.
Meaning
Port is not monitored.
Port is monitored for "Link up".
Error handling is triggered when the port changes to the
active status.
If a link has been established at the port, but it should not
be available, the signaling contact indicates an error.
Port is monitored for "Link down".
Error handling is triggered when the port changes to the
inactive status.
If no valid link has been established at the port (e.g. the
communication partner is switched off or the cable is not
connected), the signaling contact indicates an error.
Operating Instructions, 07/2023, C79000-G8976-C692-01
SCALANCE XR-500