
Operation
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Restart Hardware BDE-D FC
Press key sequence
Display icon
Description
E
Welcome
– Press the INFO 12 button for 12 seconds.
– Restart of the hardware is performed.
5.7
Operating lock via the keyboard
Locking the control unit
Press key sequence
Display symbol
Description
E
C
– The control panel keys are locked.
– Unwanted manipulation of the control unit is
made more difficult.
– The locked state of BDE-D FC control unit
is displayed on the screen with a key sym-
bol (bottom left).
Unlocking the control unit
Press key sequence
Display symbol
Description
E
C
– The control panel keys are activated.
– Free selection of operating modes and spe-
cial functions is again guaranteed.