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Description of the device
4.7 LED display
Meaning during device startup
LED color
-
Red
Red
Meaning during operation
LED color
-
Red
4.7.3
"RM" LED
The "RM" LED indicates whether or not the device is a redundancy manager and whether or not
the ring is operating free of error.
LED color
-
Green
Green
4.7.4
"SB" LED
The "SB" LED shows the status of the standby function.
LED color
-
Green
Green
4.7.5
LEDs "DM1" and "DM2"
The "DM1" and "DM2" LEDs indicate which display mode is set.
There are 4 display modes (A, B, C and D). Display mode A is the default mode.
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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.
LED status
Meaning
Off
The device is not a redundancy manager.
On
The device is a redundancy manager.
The ring is working without problems, monitoring is activated.
Flashing
The device is a redundancy manager.
An interruption has been detected on the ring and the device has
switched through.
LED status
Meaning
Off
The standby function is disabled.
On
The standby function is enabled. The standby section is passive.
Flashing
The standby function is enabled. The standby section is active.
Operating Instructions, 10/2022, C79000-G8976-C584-01
SCALANCE XC-300
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