Samsung RT38 Service Manual page 43

TROUBLESHOOTING
● When the Display Panel converts to the Option Setting mode, the Display will be changed to the Option #
Select Mode or the Option Set
OPTION # SELECT MODE
(Power Cool LED Lamp On)
1) For example, if you want to shift the standard temp of the Fridge compartment by -2℃, follow the steps
below. This function is to change the default temperature and when the default temperature of the Fridge
compartment is 2℃ and the default setting is lowered by -2℃ with the Option function, the default
temperature will be controlled at 0℃. That is, when changing temperature options, the Fridge compartment
will operate at 0℃ internally even if it shows 2℃ on the display panel. Therefore, the temperature will be
controlled by -2℃ lower than the set temperature on the display panel.
Note
Basically, when units being shipped out, all the data in the Option function are cleared. That is, the Default
settings are "0". However, for the purpose of quality improvement during mass production, the Default
values may change. Therefore, be sure to check quality information, such as SVC bulletins.
2) After changing into the Option mode, "0"s on both of the Fridge and Freezer compartments lights up on
the display panel. (when units being shipped out, the unit will be shipped out with "0" set on the Fridge
compartments. However, for the purpose of quality improvement during mass production, the Default
values may change.)
3) Press the Power Cool button. And, when the LED LAMP (
are on (Setting the Option #), press the Fridge Button and select the LED LAMP which equals to the Set-
Value #4 ( OFF, "3℃" LED ON). Then, its default temperature drops by -2℃.
: In 20 seconds after completing the adjustment, MICOM is to store the setting value in EEPROM and it
goes back to the normal display mode, deactivating the Option Setting mode.
4) The Fridge temperature can be adjusted with the same method.
5) Make sure not to change the factory-set default values excluding exceptional circumstances. Also, the
Option Setting will be completed when it goes back to the normal display mode in 20 seconds. So, do not
turn off the unit before it goes back to the normal display mode.
OPTION # : "0"
OPTION SET-VALUE SELECT MODE
(Power Cool LED Lamp Off)
OPTION SET-VALUE : "0"
LED On) for the Option #1 and the 7℃ LEDs
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