Call up the"AFC ALIGN" service menu (press and hold the button . . 3 seconds while switching the TV on). With 2 select the menu item "AFC ALIGN". The button 4 or 3 activates the automatic AFC alignment function. The AFC average value is stored in IC 830. 5a. Activation of AFC reference . –> OK –> 6 –> 6 –> 4 or 3. AFC "ON" / "OFF". On activation of AFC Reference a rectified IF-voltage is measured at the AFC output of the IC150-(9) which is used on station search as a comparative value for VCRRF