Siemens SINAMICS S120 Manual page 105
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Also See for SINAMICS S120:
- Function manual (1094 pages) ,
- Diagnostic manual (947 pages) ,
- Manual (848 pages)
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Table 5-9
Meaning of the Sync and Fault LEDs on the CBE20
LED
Color
Fault
–
Red
Sync
–
Green
Control Units and additional system components
Equipment Manual, 06/2020, 6SL3097-5AH00-0BP2
Status
Description
Off
If the link port LED is green:
The CBE20 is operating error-free. Data is being exchanged with the configured IO con‐
troller.
Flashing
Possible cause:
light
•
The response monitoring interval has elapsed.
•
Communications is interrupted.
•
The IP address is incorrect.
•
Incorrect or no configuration.
•
Incorrect parameter settings.
•
Incorrect or missing device name.
•
IO Controller not connected/switched off, although an Ethernet connection has been
established.
•
Other CBE20 faults
Continu‐
CBE20 fault error
ous light
•
No physical connection to a subnet/switch.
•
Incorrect transmission rate
•
Full duplex transmission is not activated.
Off
If the link port LED is green:
The Control Unit task system is not synchronized with the IRT clock. An internal substi‐
tute clock is generated.
Flashing
The Control Unit task system has synchronized with the IRT clock and data is being
light
exchanged.
Continu‐
The Task system and the MC-PLL have synchronized with the IRT clock.
ous light
5.4 Communication Board Ethernet CBE20
Option boards
103
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