248.2. Disassembly Flow Chart8.2.1. P.C.B. Repair MethodIn case of P.C.B. repair, please refer as follow:8.2.2. IC Replacement MethodDefective P.C.B. Repair method RemarksMain P.C.B. 1) Change by component.2) Change by P.C.B. (subject change to RTL).NFC P.C.B. Change by NFC KitPanel P.C.B. Change by componentIR Sensor P.C.B. Change by componentMic P.C.B. Change by componentUSB P.C.B. Change by componentDAMP P.C.B. Change by componentSMPS P.C.B. Change by componentAC Inlet P.C.B. Change by componentTouch Sensor P.C.B. Change by Touch sensor assemblyBluetooth P.C.B. Change by Touch sensor assemblyDefective P.C.B. Repair method RemarksIC1004 Change by NFC KitOthers IC Change by componentUpper Front PanelAssemblyMain P.C.B.Left & Right Side PanelAssemblyRear PanelPanel BlockTouch Sensor P.C.B.AssemblyMic P.C.B.Panel/IR Sensor P.C.B.Top Panel UnitTop Speaker BlockSpeaker UnitsLighting P.C.B.DAMP P.C.B.SMPS/AC Inlet P.C.B.NFC P.C.B.USB P.C.B.