This is done in SET MODE. Push[SETLOCK]or [MONI] until "CHS"-ON/OF appears, rotate [DIAL] to turn ON or OFF. Skip icon will appear as [CHS-ON]or skip icon disappears [CHS-OFF]. Push any key other than [SET] or [MONI] to exit set mode. Using the microphone, push [SET B(D-OFF)] or [ENT C(T-OFF)] until "CHS" appears, next use the arrow up or arrow down key to select on or off. Push[CLR A(MW)] to exit set mode. Also, see pages 41 and 74 in the owners manual.