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SERVICE MANUAL
Model: HRF-660W/U
Chapter 4 Control and display system
(1) Display control board
(2) Control function display
30 minutes later after the final press of button, display will be blank. Previous display can be resumed
if any button is pressed or any door opened.
(3) Fuzzy mode
If fuzzy mode is activated, the appliance will adjust inside temperature automatically according to
ambient temperature. Fuzzy mode is activated and inactivated by consecutive press of button A, then
light E will be turned on and off.
NOTE: Fridge temperature can not be adjust in Fuzzy mode.
(4) Open-door warning
If the door is not properly closed, or the door is opened for an extended period (more than 60
seconds), the appliance buzzer will send out 3 alarm sounds at an interval 30 seconds, until the door
is closed properly.
(5) Malfunction display
If control or function system does not work properly, information of refrigerator or freezer
compartment temperature will not be display , This will not af fect the cooli ng effect in short period of
Issue 2010-09-30
Rev. Ref1009S031V1
12
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