LED Descriptions
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PC Cards cifX PCI, PCIe, Low Profile PCIe | Installation, Operation and Hardware Description
DOC120204UM36EN | Revision 36 | English | 2012-10 | Released | Public
© Hilscher, 2008-2012
8.11 PROFINET IO-RT Device
The subsequent table describes the meaning of the LEDs for the PC Card
cifX Real-Time Ethernet (Slave) when the firmware of the PROFINET IO-
RT-Device protocol is loaded to the device
LED
Color
State
Meaning
Duo LED red/green
(red)
On
Watchdog timeout; channel, generic or extended diagnosis present;
system error
(red)
Flashing
cyclic at 2 Hz
(for 3 sec.)
DCP signal service is initiated via the bus
SF
Name in the
device
drawing:
COM 0
(off)
Off No
error
Duo LED red/green
(red)
On
No configuration; or low speed physical link; or no physical link
(red)
Flashing
cyclic at 2 Hz
No data exchange
BF
Name in the
device
drawing:
COM 1
(off)
Off No
error
LED green
(green)
On
A connection to the Ethernet exists
LINK
/RJ45
Ch0 & Ch1
(off)
Off
The device has no connection to the Ethernet
LED yellow
RX/TX
/RJ45
Ch0 & Ch1
(yellow)
Flashing
The device sends/receives Ethernet frames
Table 50: LEDs PROFINET IO-RT-Device