Leds "Dm1" And "Dm2; Leds "L1" And "L2 - Siemens SIMATIC NET SCALANCE XCH-300 Product Manual

Meaning during device startup
LED color
-
Red
Meaning during operation
LED color
-
Red
4.6.3

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.
LED color
-
Green
Green
Green
4.6.4

LEDs "L1" and "L2"

The "L1" and "L2" LEDs indicate the current state 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 33)".
Meaning in display modes A, B and C
In the display modes A, B and C, the "L1" and "L2" LEDs tell you whether the power supply is
connected.
LED color
-
Green
Meaning in display mode D
In the current version, the display mode D does not display any information.
SCALANCE XCH-300/XCM-300
Equipment Manual, 10/2022, C79000-G8976-C585-02
LED status
Off
On
LED status
Off
On
DM1 LED
On
Off
L1/L2 LED L1/L2 connector
LED status
Off No external power supply connected
On Power supply connected to L1/L2
Meaning during device startup
Device startup was completed successfully.
Device startup is not complete yet.
Meaning during operation
The device is operating free of errors.
The device has detected a problem.
LED status
DM2 LED
Off
Off
On
On
Description of the device
4.6 LED display
Meaning
Display mode A
Display mode B
Display mode C
Display mode D
33