Fridge compartment switch off/on
if the refrigerator door is opened for more than 1 minute, the display panel
buzzer will sound three times continuously, if the door will not be closed, it will
sound three times continuously every 30 seconds until all the doors are
closed.
Long press "fridge" button for 5s or 10s to set fridge compartment on/off,
when fridge compartment is switched off, the fridge digital display
temperature will go off; under the fridge compartment switched off state, long
press "fridge" button for 5s or 10s to restart fridge function.
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