Siemens SCALANCE XC-200 - LED Display; Overview; Rm Led

Description of the device
3.4 LED display
SCALANCE XC-200
Operating Instructions, 07/2016, C79000-G8976-C442-01
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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
LED for displaying the fault/error status
RM
LED for displaying the "redundancy manager" function
SB
LED for displaying the "standby" function
DM1/DM2
LEDs for displaying the display mode
L1/L2
LEDs for displaying the power supply
P
LEDs for displaying the port status *)
*
)
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
LED status
Meaning
-
Off
The device is not a redundancy manager.
Green On The device is a redundancy manager.
The ring is working without problems, monitoring is activated.
Green Flashing The device is a redundancy manager.
An interruption has been detected on the ring and the device
has switched through.