Siemens CP 343-1 User Manual page 16

4 Displays
LEDs for displaying the CP communication status
In addition to the LEDs that signal the CP state, the following LEDs provide
information about the status of the CP interface to Industrial Ethernet.
Table 4-1
LED
RX/TX (green)
P1 / P2
(green / yellow)
P1 / P2
(green / yellow)
Legend: (colored) on
B3L−16
Display
The CP is sending/receiving over Industrial
Ethernet
Note:
Sending / receiving over PROFINET IO is
not signaled here.
Port has no connection to
Industrial Ethernet.
green Existing connection over port to
Industrial Ethernet (LINK status).
green / LED flashes yellow (constant light green):
yellow
Port sending/receiving over
Industrial Ethernet or PROFINET IO.
Note:
All received / sent frames are signaled for
each specific port including those simply
forwarded by the switch.
yellow Continuous data transfer at the port over
Industrial Ethernet (for example
PROFINET IO).
off (colored) flashing
CP 343-1 Lean for Industrial Ethernet / Manual Part B3L
Meaning
"−" any
Release 03/2007
C79000-G8976-C198-04