OPERATING INSTRUCTIONS & INSTALLATION

3-15) Self-Diagnostics Function

1)Self-Diagnostics Function at Initial POWER ON

1-1) MICOM judges internally by itself within several seconds whether there is any error in temperature sensor if electricity is initially applied to the refrigerator.

1-2) If an inferior sensors are found as the result of Self-Diagnostics operation, all relevant display LEDs are flickering at 0.5 second interval. But no alarm sound is generated separately.

1-3) Under the condition where a display LED flickers due to a bad sensor occurrence, only the Self-Diagnostics function buttons

are recognized (the freezing setting + the Refrigeration setting keys shall be pressed simultaneously for 8 seconds) and normal display does not proceeded while temperature control is executed only by an emergency operation.

1-4) The above status is canceled automatically in case an error with the Self-Diagnostics occurred, if all bad sensors would have been repaired, or if the freezing setting + the Refrigeration setting keys are pressed simultaneously for 8 seconds.

Press the keys simultaneously for 8 seconds.

2)Self-Diagnostics Function during Normal Operation

2-1) If the freezing setting + the Refrigeration setting keys are pressed simultaneously for 6 seconds, during normal refrigerator operation, the temperature-setting display flickers ALLON/OFF with 0. 5 second interval for about 2 seconds.The Self- Diagnostics function is selected when the freezing setting + the Refrigeration settingkeys are pressed simultaneously for about 8 seconds, including the 2 seconds during which theLED repeats ON/OFF..

2-2) When the Self-Diagnostics mode is mode, the buzzer makes a ding-dong sound.

2-3) If the Self-Diagnostics mode is entered, then all LCDs turn off except relevant LCDs where function abnormality arose so as to display their own defect occurrence (cf. Self-Diagnostics Check list below).

2-4) Display of error occurrence returns to normal condition after 30-second duration of error display regardless of repair. (Buzzer sound off ding dong when returning to normal condition)

2-5) Button input is not accepted during Self-Diagnostics execution.

2-6) Among the above Self-Diagnostics items, ICE MAKER SENSOR AND ICE MAKER FUNCTION ERROR CHECKS are only executed in case the user has selected ICE MAKER model option as an external attachment type.

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Samsung RM255BASB, RM255BABB manual Operating Instructions & Installation, Self-Diagnostics Function