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Displays and operator controls
4.1 LED displays
SF(red)
Legend - meaning of the symbols:
Symbol
Status
20
BUSF (red)
RUN (green)
ON (steady light)
STOP (yellow)
CP operating mode
Stopping (RUN → STOP)
The time required for the signaled
mode change depends on the size
of the STEP 7 project; this can take
up to 1 minute in large projects.
On completion of the mode change,
the data exchange with the DP
slaves continues.
Stopped (STOP)
In STOP mode, configuring and
performing diagnostics on the CP
remain possible.
Stopped (STOP) with error(s).
In this state, the CPU or intelligent
modules in the rack remain
accessible using PG functions.
Running (RUN) with problems on
PROFIBUS.
Running (RUN) with problems on
the DP slaves.
Ready to begin loading
firmware. (Operating mode
active for a period of 10 s)
or
CP is in DP slave mode and is
not involved in cyclic data
exchange with the DP master.
Loading firmware.
Invalid firmware was loaded
Waiting for firmware update. (CP
currently has an incomplete
firmware version)
Module fault / system error
Note:
The two unlabeled LEDs also flash
in this operating status
OFF
Flashing
Manual, 10/2011, C79000-G8976-C146-09
-
Any
CP 342-5 / CP 342-5 FO
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