Samsung NZ30K7570R Series User Manual

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English 29TroubleshootingProblem Possible cause SolutionBrown streaks orspecks.Boilovers have been cookedonto the surface.• Wait until the surfacecools down. Then, use asingle-edge razor-bladescraper at approximatelya 45° angle against theglass surface to removethe soil.• See the section on thecare and cleaning of theglass cooktop on page 26.Areas ofdiscolorationwith metallicsheen.Mineral deposits from waterand food have been left onthe surface of the cooktop.• Remove using a ceramic-glass cooktop cleaningcream.• Use cookware with clean,dry bottoms. Clean thecooktop with a ceramiccleaning agent regularlyevery week.Cracking or"popping" sound.This is the sound of themetal heating and coolingduring cooking.This is normal operation andnot a system failure. Use thecooktop as usual.Information codesInformation code Possible cause SolutionC3, C4 Sensor malfunctionsTurn off the cooktop and thenrestart.If the problem continues,unplug the power cord for30 seconds or more and thenreconnect.If the problem is not fixed,please contact a localSamsung service center.d0 A key is pressed for morethan 8 seconds.Check if the key pad is wet ora key is depressed.If the problem continues,restart the appliance using thePOWER button. If the problemstill continues, contact a localSamsung service center.F0 Communications betweenmain and sub PCBs failed.Restart the applianceusing the POWER button.If the problem continues,disconnect power for morethan 30 seconds. Then, restartthe appliance. If the problemstill continues, contact a localSamsung service center.F1 Communications betweenmain and EEP-ROM failed.F2 The touch-enabled ICcommunicates abnormally.