Product description – Lenze MC−xxx Card User Manual
Page 20
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Product description
Variants
MC−PNC, MC−PND
l
20
BA_MC−Card EN 1.0
LED
Colour
Status
Meaning at MC−PNC
Meaning at MC−PND
SYS
Green
On
Operating system is running
Yellow Blinking with 1Hz
Error during boot process
On
Boot loader waits for boot process
−
Off
No supply voltage or defect hardware
ST0
Red
On
Together with ST1 "Red On": no valid
master licence
System error:
Watchdog time−out; channel, generic
or extended diagnostics is available
Blinking with 2
Hz
System error:
invalid configuration
DCP signal service is enabled via the
bus
−
Off
No error
ST1
Red
On
No connection/no link. Or (together
with ST0 "Red On") no valid master
licence
No configuration or slow physical
connection or no physical connection
Blinking with 2
Hz
Configuration error: Not all
configured I/O devices are
connected.
No data exchange
−
Off
No error
ST2
−
−
No function
Link
Green
On
Connection to Ethernet exists
−
Off
No connection to Ethernet
Active
Yellow
Blinking
Device transmits/receives Ethernet frames