5 EtherCAT
Troubleshooting
26 Lenze · Inverter i550 - Cabinet · Ethernet Manual · 0.1 EN · 12/2015
5.8 Troubleshooting
5.8.1 EtherCAT LED status display
Local Error, devices state change to SafeOp
Sync Manager watchdog timeout
EtherCAT invalid configuration
5.8.2 EtherCAT specific messages
EtherCAT watchdog expired (Communication con-
nection detected a timeout)
EtherCAT PDO mapping error (fault with mapping
data, wrong configuration or objects selected)
EtherCAT communication stack initialization error
(wrong SM settings received)
EtherCAT invalid cyclic data (internal mapping de-
activated during operation)