universalblue UBF2202-20 Manual De Instrucciones página 43

5. DISPLAY
Before starting to use this device and for the best performance,
please read the instructions regarding the display. When you turn on
the device for the first time, the light of the panel icons will start to
work. If you have not pressed any button and the doors are closed,
the lights will turn off.
When the product is connected to the socket the display will turn on
for 3 seconds with a long buzz. A short buzz will be heard everytime
pressing the button effectively.
The display has four bottons (see the picture above) :
1. Digital display (screen)
2. Button to raise temperature
3. Button to decrease temperature
4. Fast cooling button
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