x061
AIF Communication Error
Lenze · SM29_05 Service Bulletin
What does x061 mean?
A communication error (displayed as CE0) has occurred on the automation interface (AIF). The monitoring is related to parameter C0126. This indicates a problem with data exchange on the primary communication channel, such as PROFIBUS or INTERBUS.
Source: Lenze SM29_05 Service Bulletin
Open Manual (Page 240)