DAEWOO ELECTRONICS FRN-U20IC Service Manual page 17

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4-5. Buzzer or Alarm Control
1. Control (Inner or F-PCB) buttons
2. Door Switch
3. Initial Power Input
1. Buzzer sounds if any button of Inner Control is pushed.
2. Buzzer sounds 4 times 3 seconds after initial power input.
3. Buzzer sounds for 3 or 1 times in case of A/S forced defrosting and short (pull down)
operation or explanation mode.
4. If door is open, buzzer sounds after every 1 minutes for 5 minutes (Door open alarm)
4-6. Control of Interior Lights
1. Refrigerator door switch
2. Freezer door switch
1. Control refrigerator compartment lights
R-Lights turn ON/OFF by R-door switch ON/OFF
(※ For 10 minutes after sensing door open, the lights turn off automatically
through door close is not sensed.)
2. Control of freezer compartment lights.
F-Light turn ON/OFF by F-door switch ON/OFF
(※ For 10 minutes after sensing door open, the lights turn off automatically
through door close is not sensed.)
INPUT
CONTENTS
INPUT
CONTENTS
16
CONTROL OBJECT
Buzzer
REMARKS
CONTROL OBJECT
Lamp
REMARKS

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