Service Manual - Quietside

Step 13Method)Operation method Applicable button Indicating state Input the 12th digit by pressing theCancel button.example) 021E311422852A311439421F Result) If 5 displays, go to step 14.Step 14 Method) After completion up to step 13,pressing Mode button.■ Previous steps are saved internally.■ If the first number is 2 at the time, it is correct.So go to step 15. • If wanting to see previous screen, pressthe mode button repeatedly to make thefirst digit to with digit. Error■ If the On/Off, Timer and Fanindicator is flickering, the wrong optioncode is input. Put off the power of indoorunit and turn it on again and then inputthe option code again.If the same error occurs, it is theEEPROM is defective or notinserted. Replace the PCB.■ If all of On/Off, Timer, Fan and Filter Signindicator are flickering along with the"Tiriring" sound, there is option codealready input which are different fromthe current ones.Checkthe option code and press the buttonagain if correct. Option code will beinput.(Check the option codecorrectly. At the time, if the same errorcontinues to occur, the option code isout of input range.Check the option code again and repeatthe step 1~14.Samsung Electronics 4-9CH£ª£ª£ªCAV_USA_30520_SM_N.indd 9 2009-2-18 17:33:38