Samsung RF265AARS RF266AARS RF26NBRS1RF265AABP RF266AABP RF26NBBP1RF265AAWP RF266AAWP RF26NBSH1RF265AASH RF266AASH Service Manual page 43

TROUBLESHOOTING
2) Display function when MAIN
2-1) If there is no answer for 20 seconds after the main micon received the requirement of
communication from load MICOM, "Lc - Er" display on the panel PCB will be ON/OFF
alternately until the communication error is canceled.
(0.5 sec ALL ON, 0.5 sec ALL OFF alternately)
2-2) Also pantry room display will be ON/OFF alternately until the communication error is
canceled.
(0.5 sec ALL ON, 1.5 sec ALL OFF alternately)
4-1-3. Self-diagnostic function
1) Self-diagnostic function in the Initial power ON
1-1) Micom operates self-diagnostic function to check the temperature sensor condition
within 1 second when the refrigerator turned On initially.
1-2) If bad sensor is detected by the self-diagnostic function, the applicable display LED will
blink for 0.5 sec.
At this moment, there is no beep sound.(Refer to self-diagnostic CHECK LIST)
1-3) Self-diagnostic button is recognized only when the error is displayed by the bad sensor.
Display does not operate normally but temperature control will be controlled by the
emergency operation.
1-4) When the error is detected by self-diagnosis, the error can be canceled automatically if
all troubled sensors are corrected or Self-diagnostic function key (Power Freeze +
Power Cool ) are pressed simultaneously for 8 seconds.
(Return to normal display mode)
2) Self-diagnostic function during normal operation
LOAD MICOM communication has error
-2 (-19 )is Recommended
If Power Freeze Key + Power Cool Key are pressed simultaneously
for 8 seconds, the error mode by self-diagnosis will be canceled.
-2 (-19 )is Recommended
38 (3 )is Recommended
38 (3 )is Recommended
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