4-1-3) Communication Error Display Function - Samsung RSG5D SERIES Service Manual

TROUBLE SHOOTING
1) Forced Operation
1-1) For all Model
• When the Fridge button is pressed once at the Test mode, FF lights up on the Display Panel
indicating Forced Operation. At this time, it sends out "Beeping" sound.
• At the Forced Operation, when you press the Fridge button once, OF r lights up on the Display
Panel.
All Forced Operation(FF/OF r) : 3600rpm
1-2) When Forced Operation is selected, the Comp starts operating immediately without a 7-minute
delay at any operating mode. At this time, when it is in the middle of Defrost, Defrost will be
stopped immediately and Forced Operation will be performed.
1-3) When Forced Operation is selected, Comp and F-Fan(Freezer Fan) operates continuously.
FF : Fridge compartment will be controlled according to its set temperature.
OF r: Fridge compartment will be off(For checking TDM Valve; F Valve Open, R Valve Off)
1-4) When Forced Operation is selected, the Freezer temperature will be set to -25°C(-14°F) and the
Fridge temperature will be set to 1°C(34°F) automatically.
1-5) During the Forced Operation, the Power Freeze and the Power Cool functions do not work.
When the Power Freeze or the Power Cool is selected, its indicator lamp will be turned off in 10
seconds automatically.
1-6) To cancel the Forced Operation in the middle of its operation, plug out and in the unit or perform
the Test cancellation mode as the section 3) below.
1-7) With the Forced Operation, it sends out "Beeping" sound (0.25 sec On and 0.75 sec Off) until the
Forced Operation is completed and the sound can't be turned off.
2) Forced Defrost
2-1) When you press the Fridge button one more time at Fridge Off Forced Operation[OF r], rd lights
up on the Display Panel. At this time, the Forced Operation stops immediately and R-Defrost will
be performed at the same time.
2-2) When you press the Fridge button one more time at Forced R-Defrost [rd], Fd lights up on the
Display Panel. At this time, FR-Defrost will be performed at the same time.
2-3) At this time, it will send out "Beep" sound for 3 seconds and then it will perform Forced F/R-
Defrost while sending out "0.5 sec On and 0.5 sec Off" sound.
3) Test Cancellation Mode
: During the F/R-Defrost mode, put the Display Panel to the Test mode and press the Fridge
button(Child Lock button for RSG5B* Model) once. Then, the F/R-Defrost mode will be cancelled
and it will go to the normal operation mode. Or, turn off and on the unit to cancel the Test mode.

4-1-3) Communication Error Display Function

1) Communication Error between MAIN MICOM and Panel MICOM
1-1) When there is no response in 10 seconds after the Main MICOM sends a communication signal
to the Panel MICOM, "PC Er(PC E for RSG5B* Model)" will blink on the Display Panel until the
communication error is released.
1-2) When there is no response in 10 seconds after the Main MICOM sends a communication signal
to the Panel MICOM, the entire Cool Select Zone Display Panel will blink until the communication
error is cancelled (0.5 sec On and 0.5 sec Off).
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