LED displays
CP 343-1 ERPC
26 Manual, 03/2010, C79000-G8976-C239-02
LEDs for displaying the mode
The different combinations of the LEDs on the front panel indicate the status:
Table 4- 1 LED display schemes
SF(red) BF (red) RUN (green) STOP (yellow) CP operating mode
-
Starting up after power "ON"
or
Stopped (STOP) with errors
For example no valid C-PLUG
detected
In this state, the CPU or
intelligent modules in the rack
remain accessible using PG
functions.
Starting up (STOP → RUN)
Running (RUN)
Stopping (RUN → STOP)
Stopped (STOP)
In STOP mode, configuring and
performing diagnostics on the CP
remain possible.
-
- -
Interface networked but no LAN
cable inserted
or
Duplicate IP address detected
RUN with external error
Module fault / system error
Legend - meaning of the symbols:
Symbol
-
Status ON (steady light) OFF Flashing Any
Firmware download - LED display patterns
The LED display patterns when downloading the firmware are described in section How to
load new firmware (Page 69).
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