17
EN
First activate the normal display by pressing any button, see
page 16.
Activating the child protection function
+
Press briefly 1 x,
until the lock symbol flashes. Manual
operation is still possible.
After the display goes off and is re-
activated, the lock symbol is dis-
played continuously and the device
cannot be operated.
Switching off the active child protection function for a
short time
+
Press briefly 1 x,
until the lock symbol flashes. The
child protection function switches
off for a short time to enable the
device to be operated.
Deactivating the child protection function
+
Press briefly 1 x,
until the lock symbol flashes.
Briefly release and press 1 x
again at the same time,
until the lock symbol disappears.
i
9.2 Child protection function / operating lock
Summary of Contents for DuoFern 9433-1
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