1 POWER Press to turn the TV on and off.2 CH- TV channel down.3 CH+ TV channel up.4 VOL- Press to decrease the volume.5 VOL+ Press to increase the volume.6 MENU Press to select the main menu.7 INPUT Toggles between all the vailableinput sources.Service ManualModel No.: 42D3500Chapter 6. Operation Instructions6-1. Front Panel Controls20