Samsung RF195AC Service Manual page 37

TROUBLESHOOTING
4-1-4. Display / Exhibition mode setting function
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① If
1) If Power Freeze Key + Freezer Key are pressed simultaneously for 5 seconds during normal operation,
exhibition / display mode will be started with buzzer sound ("Ding-dong").
2) If above Power Freeze Key + Freezer Key are pressed repeatedly, exhibition / display mode will be
canceled.
3) If exhibition / display mode is selected, alll function like display, fan motor, etc operate normally, but only
compressor does not operates.
4) If fresh food and freezer compartments sensors are higher than 149℉(65℃) during exhibition / display
mode, exhibition / display mode will be canceled automatically and cooling operation will be returned.
(There is no buzzer sound when the exhibition/display mode is canceled by the temperature.)
5) Operation contents of exhibition/display mode
-. All function like display, fan motor, etc operate normally, but only compressor does not operates.
-. Defrost is not operated. (including french heater)
-. Display function of initial actual temperature is finished.
-. Exhibition/Display mode will be operated though Power ON after Power OFF under the
exhibition/Display mode condition.
4-1-5. Option setting function
If Freezer Key + Power Cool Key are pressed simultaneously for 12 seconds during normal operation,
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fresh food and freezer compartments temperature display will be changed to option setting mode.
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❶
Power Freeze Key + Freezer Key are pressed for 5 seconds,
exhibition / display mode will be started.
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