Settings

LED display in operation	operating mode
red	Disabling function active, e.g. continuous ON/OFF, movement detected, if "walking test" is activated.
blue blinks three times	Time is not set, e.g. due to lengthy power failure
blinking green/red	Device is being updated
red blinks three times	Error message: Cover has previously been connected to a different system insert
red/green/orange blinking in sequence	Self test is running