KRYPTON®
TECHNICAL REFERENCE MANUAL
When the connection to the PC is lost while the configuration was in the operation state the LED state
will change:
The L LED will be ON and the D LED will be slowly blinking.
Lost PC connection
8.2.2. PRE-OP state
In this state the EtherCAT master is detecting the slaves and reads their basic information: the D LED is
blinking fast. DeweSoft will set the Krypton slice in the PRE-OP state when you enter the Device settings
or when you are loading the setup.
PRE-OP state
KRYPTON® V20-1 109 / 141