Samsung RF31FM Series Manual page 145

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5. Check the installation status
5-1. Function for failure diagnosis
▪ If the display changes to option setting mode, all displays will be off except freezer and fridge
compartments temperature display as below.
(Fresh food and freezer compartments case will be explained only because all options are
operated with the same method according to the option table.)
1) For example, if you want to change freezer compartment standard temperature to -4℉(-2℃) by operating
option, do as below. This function is for changing the standard temperature.
In -2℉(-19℃) of current temperature of freezer compartment, if you make the temperature lower to -4℉
(-2℃) by the option, the standard temperature would be controlled -6℉(-21℃)Therefore, if you change the
setting of temperature option to -2℉(-19℃) on the panel, the appliance will be operated with -6℉(-21℃). It
means that standard temperature is controlled -4℉(-2℃) less than setting temperature in the display.
Note
Basically, all the data in option has cleared from the factory.
Therefore, almost all setting value are "0".
But, some setting values could be changed for the purpose of improving performmance.
You need to check the product manual and/or specification.
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