4-2) Sound Function; 4-2) Sound Function; 4-3) Cooling Off Function; 4-3) Cooling Off Function - Samsung RS261M Series Service Manual

4. TROUBLEShOOTING

4-2) Sound function

1) Sound function
1-1) to confirm that a command is inputted properly, whenever a button is pressed, a
"ding-dong" sound is produced.
1-2) When two or more buttons are pressed simultaneously or if a wrong button is
pressed, there is no sound.
2) Door open alarm
2-1) When the doors remain open for 2 minutes, 10 beeps are produced.
2-2) if the doors continue to remain open more than 2 minutes, 10 beeps are
produced every 1 minute.
2-3) the beeps will cease immediately when the doors are closed.
4-3) Showroom Mode (Cooling Off Function)
this function is for display purpose on the floor of a show room or a store.
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(only for product sold in u.S)
1) Mode on/oFF
1-1) to select for the cooling off mode, press lighting and Freezer temp, buttons
simultaneously for 3 seconds until a "ding-dong" sound is heard.
1-2) to cancel this mode, press the same buttons again for 3 seconds until a "ding-
dong" sound is heard.
2) operation
2-1) Most of the system function except the compressor operation are working
properly.
2-2) there is no defrost cycle in this mode.
2-3) temperature indicator moving.
2-4) cooling off mode is not cleared even if power is reset.

4-4) Self-Diagnostics Function

1) Self-Diagnostics during the initial Power on
1-1) the control board performs a self diagnostics test within 1 second and checks
out the temperature sensors abilities.
1-2) if a sensor failure occurs, a corresponding leD segment will blink with a beep.
1-3) When a leD segment blinks, only the cancellation function (Press lighting and
energy Saver(Vacation) buttons simultaneously for 8 seconds) is acceptable.
1-4) after replacement of bad sensor or cancellation of this function, this self
diagnostics will end.
2) Self-Diagnostics during the normal operation
2-1) to select this function, press lighting and energy Saver(Vacation) buttons
simultaneously for 8 seconds with an audible tone.
2-2) in the self diagnostic mode, only corresponding leD segments will be illuminated
(see the check list on the next page)
2-3) after a 30 second illumination of error signal, the system will return to the normal
operation.
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