Meaning Of The Leds - Siemens SINAMICS Equipment Manual

Note
The Ethernet interfaces support Auto MDI(X). It is therefore possible to use both crossover and
1:1 cables to connect the devices.
For diagnostic purposes, each port has one green and one yellow LED. You will find a detailed
description in the Chapter "Meaning of LEDs"
Cable type:
Max. cable length:
4.2.2

Meaning of the LEDs

Meaning of the LEDs on the CBE20 Communication Board Ethernet
Table 4-6 Meaning of the LEDs at ports 1 to 4 of the X1400 interface
LED Color
Link port –
Green
Activity –
port
Yellow
Supplementary component descriptions
Manual, 06/2019
Status Description
Off The electronics power supply is missing or outside the permissible tolerance range
(link missing or defective).
Continu‐ A different device is connected to port x and a physical connection exists.
ous light
Off The electronics power supply is missing or outside the permissible tolerance range (no
activity).
Flashing Data is being received or sent at port x.
light
4.2 Communication Board Ethernet CBE20
Industrial Ethernet
100 m
Option Boards
51