3.4
LED display
3.4.1
Overview
The following figure shows the arrangement of the LEDs based on the example of the
SCALANCE XC208.
F
RM
SB
DM1/DM2
L1/L2
P
*
The number of port LEDs depends on the device.
)
3.4.2
"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
SCALANCE XC-200
Operating Instructions, 07/2016, C79000-G8976-C442-01
LED for displaying the fault/error status
LED for displaying the "redundancy manager" function
LED for displaying the "standby" function
LEDs for displaying the display mode
LEDs for displaying the power supply
LEDs for displaying the port status *)
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.
Description of the device
3.4 LED display
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