20TroubleshootingBefore you call a service center, please check the items in the table belowProblem SolutionSamsung Smart Home App cannot be searched on Play store,GALAXY Apps or iPhone App Storeff Samsung Smart Home App supports android operatingsystem 4 0 (ICS) or higher For iPhone, the App supportsiOS 7 or higherAfter installing Samsung Smart Home App, the air conditionercannot be connected to the App Connect the air conditioner to wireless routerSamsung account cannot be accessed Check your ID and password on Samsung account screenA failure message appears when the device is being addedff The failure might be temporary due to the distancebetween the wired or wireless router and the airconditioner or other problems Try again laterff Disconnect power to the air conditioner for 30 secondsReconnect power and try the setting againThe control functionof Samsung SmartHome App does notworkCheck that all the 3 Wi-Fi kit lamps areturned on Reset the Wi-Fi kit and check the kit againCheck whether only the lamp ofWi-Fi kit is turned onCheck whether you have entered correct password for the wired/wireless router when adding the deviceCheck the status of wired/wireless routerCheck whether the lamp of thelamp of Wi-Fi kit blinksCheck that the internet is correctly connected by using the wired/wireless routerCheck whether all the lamps of theWi-Fi kit blinksThe Wi-Fi kit has a problem Contact Quietside/Samsung TechSupport 888-699-6067Check whether the lamp of Wi-Fikit blinksThe Wi-Fi kit is not correctly connected to the indoor unit ContactQuietside/ Samsung Tech Support 888-699-6067The indoor unit mode of multi product model that supportsheating/cooling is displayed only one between heating andcoolingff Heat pump model is displayed automatically restrictivelyto be able to select only the operating mode on outdoorunit, in order to prevent the mixed control(* Mixed control: A situation when both cooling andheating mode is selected in each indoor units connectedto same outdoor unit)1 If you turn off the other indoor unit when you want to select thecurrent working operation mode and the other operationmode, all operable modes are displayed2 If the master indoor unit is set up, change the operating modeof master indoor unitLED Status is still Initialized(LED status should be changed within one minute)1 Check whether the Communication cable is correctly connectedbetween network PBA and interface module PBA2 Replace the Wi-Fi Kit if the problem is still same, even thoughconnection is exactly correctMULTI WIFI APP-NA_05417A-05_EN.indd 20 2018-02-28 오전 11:08:36