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Hardware description
Structure > LEDs
LEDs PROFINET
2
PROFINET optional
Status
PN-C ER
LED
red
X
red
1
1Hz
X
X
X
X
X
X
yellow
1Hz
not relevant: X
1) The status depends on the operating mode of the CPU.
LEDs RJ45 jacks
4
LED
Color
green
green
flickers
LED power supply
5
LED
Color
green
52
Please note that a separate licence is required for the use of PROFINET,
which must be activated accordingly!
PN-D ER
Description
red
X
PROFINET IO controller signals:
n
The PROFINET IO controller has established an active communication connec-
tion to each configured PROFINET IO device.
n
The PROFINET IO controller is not configured.
X
PROFINET IO controller signals:
n
Bus error, no link available.
Wrong transfer rate.
n
Full duplex transfer is not enabled.
n
X
PROFINET IO controller signals:
n
Link status is available, there is no communication connection to at least one
PROFINET IO device.
A PROFINET IO controller has established an active communication connection to
the CPU iC921xM-x PROFINET I-Device.
PROFINET I-Device signals:
n
Bus error, no connection to PROFINET IO controller.
PROFINET I-Device signals:
1Hz
n
Link status exists but no communication connection to the PROFINET IO con-
troller.
X
Used for device identification.
Function
The according RJ45 jack is physically connected to the Ethernet.
The LED flickers when there is data traffic.
Function
The CPU is power supplied.
HB700 | CPU | PMC921xEx | en | 23-06
iC9200 Series
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