20
OPERATION
Acoustic Feedback (Buzzer)
Timer-function (optional)
The following activities occurring during operation of the TC unit are fed back audibly via a
buzzer: Short single tone for regular actuation of a key Longer, intermittent tone for perma-
nent use of keys over a longer period of time (10 sec) Expiry of the timer
The timer function is available in two types:
- Stand-alone-timer 1..99 min: Audible signal with timing. This function can only be activat
-
ed as long as no cooking zone is in operation (all stages = 0). Is any cooking zone started
with operation (level >0) than the stand alone timer keeps in operation. If the timer shall
be used to cut off a cooking zone (see cooking zone timer) then the control must first be
switched off (power sensor) and switched on again.
- Cooking zone timer 1..99 min: This function can only be activated as long as a cooking is
active (stage < 0; display dot). Audible signal with timing, four cooking zones to be cut off
are freely programmable.
Setting a timer value:
By adjustment with the slider area.
Key Lock (Optional)
The actuation of the key lock key “4” in the wait or active mode locks the keyboard and the
assigned key-lock LED “7” is statically illuminated. Here, the actuation times of the key-lock
key have to be taken into account. The control continues to work in the set mode, but may
no longer be operated with any key, except the key-lock key itself or the on/off key “1”.
The switching OFF with the on/off key “1” is also possible in the locked condition. The as
-
signed key-lock LED “7” fades when switching off the control The key-lock function includ
-
ed LED is active again when switching on (in wait mode 10 s) until this is deactivated by a
repeated actuation of the key-lock key. The activation/deactivation of the key-lock function
in the off mode is not possible.
When programmed timers expire the respective timer alarms may be confirmed by actuat-
ing any key without needing to unlock the control.
The repeated actuation of the key-lock key in the wait or active mode unlocks the keyboard
and the assigned key-lock LED fades. All sensor keys may be operated as usual again.
Water sprinkled on the glass surface does not always lead to a key actuation and cannot be
surely detected. ( After wiping the glass covering the keys, all keys are ready for operation
in no time).
If no cooking zone is activated within 20 sec after pressing POWER ON, the control unit is
reset to Off-mode (black displays).
Содержание HC-IF77D
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