Alarm; Defrost; Selection Of Test Function - Samsung RS20NCSL Service Manual

9-3. Alarm

1) Button touch sound (
If the panel button is pressed, "DING-DONG" sound of input confirm is occurred.
If the buttons are pressed at the same time or incorrectly, this sound is not occurred.
2) Alarm sound at the door opened ( "beep" )
If the door of refrigerator/freezer is opened and has passed 2 minutes, the
alarm is occurred in 10 seconds.
If the door is remained in open continuously, the alarm continues for 10 seconds 1 minute periodic.
The alarm is sopped at once after closing the door of refrigerator/freezer.
3) Alarm sound at the forced start , defrost ("beep" )
If the forced start or defrost is selected , ( "beep" ) alarm sound occurred.
If the forced start is selected, the alarm is continued to the auto release(after 24 hours operation in
forced start) or the selection of release function.
Also at the forced defrost, the alarm is continued to the completion(including the pause times) or the
selection of release function.

9-4. Defrost

1) The freezer defrost is decided according to the integration time of Compressor ON.
2) At the initial power ON, freezer defrost is performed after 4 hours of integration time of Comp. ON.
3) After this, a defrost period is variable from 6 hours to 11 hours in accordance with the use condition and
ambient environment.
4) The defrost period is decided by the outdoor temperature, number and time of the opening of refrigerator
door.
9-5. Test function

1) Selection of test function

Following two procedures are sequences for changing normal mode into test mode.
Press both 'R room key' and 'F room key', and keeping pressing keys over 11 seconds.
Note) 0 3 seconds : no phenomenon
3 7 seconds : panel display blinks of 0.5 sec interval
7 11 seconds : panel display blinks of 0.2 sec interval
Press F room key after releasing two keys when 11 seconds passed. Then the mode is changed to the test
mode.
In the test mode, F room key is main key for changing status.
Note) One times : forced running
Two times : forced defrost (1)
Three times : forced defrost (2)
Four times : release function
" " DING-DONG" " )
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