Troubleshooting5-11Samsung Electronics! If the first number is , it is correct otherwise press untilappear.@ When pressing the button ~ appear on the display,select one of them.# When pressing the button ~ appear on the display,select one of them.$ When pressing the button ~ appear on the display,select one of them.% When pressing the button ~ appear on the display,select one of them.^ When pressing the button ~ appear on the display,select one of them.Step 3 : Reconfirming option set after completion(in case of ex. 020000-170351)After pressing selector for the mode, the display shown as .After pressing selector for the mode, the display shown as .Step 4 : Pressing the ON/OFF button ( )When pressing the operation ON/OFF key with the direction of remote controller for unit,the sound “Ding” or “Diriring” is heard and the first LED lamp on the left side is flicker-ing at the same time, then the input of option is completed. (If the diriring sound isn’theard, try again pressing the ON/OFF button.)Step 5 : Unit operation test-runFirst, Remove the battery from the remote controller.Second, Re-insert the battery into the remote controller.Third, Press ON/OFF key with the direction of remote controller for set.• Error Mode1 st If all lamps of indoor unit are flickering, Plug out and plug in again and pressing ON/OFF key to retry.2 nd If the unit is not working properly or all lamps are continuously flickering after setting the option code, see ifthe correct option code is set up for it’s model.