Front Panel Control Keys1) Power Indicator2) Remote Receiving Sensor3) SOURCE: Press this key to enter the menu of signal source and choose signalsource.4) MENU: Press this key to enter main menu5) CH+/CH-: Press these two keys to select the channel, and adjust the optionsyou need under OSD operation.6) VOL+/VOL-: Press these two keys to add or reduce volume, and adjust theanalog value under OSD operation.7) Power On/OffNote: There are some apparent differences between modes, please according topracticality.Position of Control Keys1235647SOURCECH+MENUCH-VOL+VOL-1 2