
4 LED Displays
B−24
CP 343-1 Advancedfor Industrial Ethernet / Manual Part B
Release 06/2008
C79000-G8976-C202-04
4 LED Displays
The display on the front panel consists of 11 LEDs that indicate the operating
mode and the communication status.
Front
panel:
BF1
BF2
X2P1
X2P2
X1P1
MAINT
SF
RX/TX
RUN
STOP
DC5V
The LEDs have the following meaning:
S SF: Group error
S BF1: Bus fault gigabit interface
S BF2: Bus fault PROFINET IO (PROFINET interface)
S MAINT Maintenance necessary (diagnostic buffer)
S DC5V: DC 5 V power supply via the backplane bus (green = OK)
S RX/TX: Acyclic data exchange, for example SEND/RECEIVE
(not relevant for PROFINET IO data)
S RUN: RUN mode
S STOP: STOP mode
S X2P1: Link status of Ethernet port 1 (PROFINET interface)
S X2P2: Link status of Ethernet port 2 (PROFINET interface)
S X1P1: Link status of the gigabit interface
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