18To mute the soundThe muting function is convenient when you need to payattention to surrounding sounds, answer a phone call,receive a visitor, etc.1. Press the button.2. To restore the sound, press the button again.To retain the on-screen display or erase the menu displayGenerally, the programme number and (stereo) or(bilingual) reception indicator will disappear within 4seconds once the programme number has been changed,and the menu display will disappear within 1 minuteonce the menu button has been pressed.1. To retain the programme number on the screen, pressthe RECALL button.2. To return to automatic-disappearing mode, press theRECALL button again.3. To erase the menu display, press the RECALL button.Sound muting and on-screen recallingConvenient Picture and Sound ControlsRECALLBUTTONMUTEBUTTON// /