SERVICE MANUAL
Model:HRF-660S
13
Issue 201001
Rev.
Ref1001S008V0
Chapter 5 Control principle and display system
5-1. Control and display panel
1. Keys and Display panel
The screen becomes dark automatically 30 minutes after key operation. Press any key or open any
door to restore the display.
5-2. Function adjustment and working principle
1. Initial State
1.1 For initial power-on, the temperature setting for refrigerator compartment and freezer compartment is
preset at fuzzy mode; fast freeze is not selected.
1.2 For initial power-on, if the temperature of refrigerator compartment falls within the range of
temperature corresponding to starts and stops of compressor, the compressor won’t start until the
temperature rises to the starting point; if the temperature of freezer compartment is higher than the
shutdown point, the compressor is started.
1.3 After the first power-on, the previous state will be displayed when the unit is powered on again.
FUZZY
Quick. FRZ
FRZ. Temp
REF. Temp
A. Intelligent mode key
E. Intelligent mode indicator
B. Super frost key
F. Super frost indicator
C. Freezer temperature adjustment key
G. Freezer temperature display
D. Refrigerator temperature adjustment key
H. Refrigerator temperature display
