Daewoo FRN-U20IE series, Service Manual

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1. Start
Open and close “Refrigerator Door switch” 5 times while pushing “FRZ. TEMP” button
simultaneously.
2. Control
1) All other electrical components are OFF except for F-fan / R-fan
2) Fan Control
Door open
→
Fan ON / Door close
→
Fan OFF.
3) Display control
“Freezer LED” and “Refrigerator LED” are ON in good order
3. Stop
1) During Demo mode, push “Refrigerator Door switch” open and close 5 times while pushing
“FRZ. TEMP” button simultaneously.
2) Power in again
INPUT CONTROL OBJECT
CONTENTS REMARKS
1. FRZ. TEMP
2. Door Switch
F/R-Fan
Door Switch
4-7-1. FRS(N)-U20IE* Type
4-7. Demonstration Mode
1. Start
Push “SUPER REF.” button 5 times while pushing “REF. SET” button simultaneously.
2. Control
1) All other electrical components are OFF except for F-fan / R-fan
2) Fan Control
Door open
→
Fan ON / Door close
→
Fan OFF.
3) Display control
“Freezer LED” and “Refrigerator LED” are ON in good order
3. Stop
1) During Demo mode, push “SUPER REF” button 5 times
while pushing “REF. SET” button simultaneously.
2) Power in again
INPUT CONTROL OBJECT
CONTENTS REMARKS
1. FRZ. SET
2. SUPER REF.
F/R-Fan
Door Switch
4-7-2. FRS(N)-U20BE* Type