Activate/ De-activate key lock
1. The lock function will activate after 60 seconds of inactivity. The lock/ unlock icon will display the current state of the lock (e.g. lock).
2. To unlock, press and hold the lock/ unlock/ confirm button for 3 seconds. The appliance will beep and change the icon to the unlock state.
3. To lock, press and hold the lock/ unlock/ confirm button for 3 seconds. The appliance will beep and change the icon to the lock state.