Daewoo FR-540N Service Manual page 28

Control
NO.
Function
7 Fuzzy
Control
Objects
3. The bar LED is illuminated 3 times in a row.
4. If the quick fridge button is pressed during the quick fridge
mode, then remaining time is indicated on the clock indicator
for 5 sec. (After 5sec., it returns to the current time.)
5. If press the quick fridge button twice in 5 sec. then quick
fridge mode is canceled.
COMP.
1. If the fuzzy button is pressed, the fuzzy indicator is illuminated
Fan and the FRZ. and REF. indicator is turned off.
C-fan
FUZZY
R-fan
LED
2. The bar LED is fully illuminated twice in a row, and then it is
illuminated according to the temperature range.
3. If the fuzzy button is pressed again, the fuzzy function is
canceled. At the same time, the freezer and fridge
temperature level is set 3/3.
4. Control the freezer and fridge temperature during the fuzzy
function.
1) After the power is loaded, accumulated door (freezer and
fridge door) open time is recorded every 2 hours for 24 hours.
The data are recorded until the power is off.
2) Averaged data are classified according to following table.
Accumulated door open time
Below 30 sec.
30 sec.~3 min.
Above 3 min.
3) In fuzzy function, it operates by predicting the condition in 2
hours with above data.
Data classification Freezer/Fridge temperature
MIN. unit
MID. unit
MAX. unit
Contents
REF.
Q.
F 5 4 3 2 1 E. F
Quick mode ON
REF.
Q. F 5 4 3 2 1 E. F
After 60 min.
QUICK FREEZER
FREEZING TEMP.
FRZ.
Q.
4 5 F
E.F 1 2 3
FUZZY
Data classification
MIN. unit(good condition) Rarely opened
MID. unit
MAX. unit (bad condition) Frequently opened
2/3
3
3/5
26
REF.
Q.
F 5 4 3 2 1 E. F
After 30 min.
REF.
Q. F 5 4 3 2 1 E. F
After 90 min.
QUICK FRIDGE TIME
FRIDGE. TEMP. SET
REF.
FRESH
Q. F
5 4 3 2 1 E. F
CLEAN
HOUR MIN
Remark
Remark
'3' when outside temperature
is above 26˚C
'3' when outside temperature
is below 14˚C
Remark
In fuzzy
mode, quick
mode is
operative.