Lumina 47
System alarms
23
5.
System alarms
Alarm message
Cause
Action
FNet alarm
No communication with PC
Check wiring and connections
I/O-net alarm
No communication with I/O-modules
Check wiring and connections
I2C alarm
No communication between internal
circuit boards
Check wiring and connections
1, 2 … 35
Specific system ERROR
Always warn the installer if a system
alarm occurs.
