![background image](http://html1.mh-extra.com/html/technisat/0000-9519/0000-9519_manual_1069658006.webp)
4.2
Boost-button LEDs
4.3
LCD
Wrench:
Lights up if mechanical tasks are opening
Antenna:
Displays the HT2 network state. Segment visible: rf-link
established / Segment turned off: rf-link lost
ID: Lights up if the display shows the Z-Wave NodeID
Battery: Lights up if less than 15% battery is remaining
Lock: Lights up if child protection is set
Celsius: Displayed if the LCD shows a setpoint temperature
Percent: Displayed instead of C Icon if the HT2 is set to direct control mode