8.6.5
Button lock
Fig. 16:
Menu item - Button lock
To protect the basic settings against being unintentionally changed, the device has a button
lock. To release the button lock when it is active, one of the buttons must be pressed for 5
seconds.
Button
Table 6: Sequence of operating steps
Product manual 2CKA001473B8291
Display
Starting times
Special functions
Button lock
On / Off
On
Special functions
Entry / Comments
– Press the menu button for 2 seconds to switch to the
setting mode.
– Select menu "Special functions" via the arrow buttons.
– Press the OK button to select menu item "Button lock".
The default setting flashes.
– Set the button lock to ON or OFF via the arrow buttons.
– Confirm your entry with the "OK" button.
In the example the setting "On" has been selected.
The button lock has been activated.
– Press the menu button to switch to menu level "Special
functions".
– Press the menu button again to switch to the operating
mode.
Operation
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