Hisense RQ5P470SMlE User's Operation Manual page 65

Display controls
"Door Open Alarm"
If the door is opened for longer than 2
minutes, the control panel will display
"dr", the " " icon will blink and the
buzzer will sound 3 times every minute
for 8 minutes.
Pressing and holding " " and " " keys
at the same time for three seconds
during door alarm, the " " icon will be
on and buzzing will stop. Closing the
door, the " " icon will go off and
buzzing will stop.
"Demo mode"
Demo mode is for store display, and it
prevents the refrigerator from
generating cool air. In this of Cooling Off
Mode, the refrigerator may seem like it is
working but it will not make cool air.
If you enter the Demo mode, the
temperature area will show " ". To
switch off Demo mode, press and hold
" " and " " buttons at the same time
for 5 seconds and the buzzer gave a
long sound.
Note: The Demo Mode stays on even if
the refrigerator powers off. If the
consumers enter the mode with
unintentional operation, you should exit
as soon as possible, since the
refrigerator will not cool in this mode,
which will cause the food going bad.
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