Leds "Dm1" And "Dm2; Select / Set Button; Position - Siemens SIMATIC NET SCALANCE XR-300 Operating Instructions Manual

4.7.7

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.
Depending on the set display mode, the "L1", "L2" LEDs and the port LEDs show different
information.
LED color
-
Green
Green
Green
Setting the display mode
To set the required display mode, press the "SELECT/SET" button.
If you do not press the "SELECT/SET" button for longer than 1 minute, the device
automatically changes to display mode A.
Pressing SELECT/SET button
starting at display mode A
-
Press once
Press twice
Press three times
4.8

SELECT / SET button

4.8.1

Position

The "SELECT/SET" button is located on the front of the device.
Figure 4-6
SCALANCE XR-300
Operating Instructions, 03/2023, C79000-G8976-C586-02
DM1 LED
On
Off
Position of the "SELECT/SET" button using a 24 V AC/DC device version with 12 SFP/SFP+
slots as an example
LED status
DM2 LED
Off
Off
On
On
LED status
DM1 DM2
Off
On Off
Off On
On
Description of the device
4.8 SELECT / SET button
Meaning
Display mode A
Display mode B
Display mode C
Display mode D
Display mode
Display mode A
Display mode B
Display mode C
Display mode D
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