65BDL4650D/75BDL4650D/86BDL4650D163. Parts and Functions3.1. Control Panel91 2 3 4 5 6 7 81 [ ] buttonPress this button to turn the display on or put it instandby mode.2 [MUTE] buttonPress this button to mute or unmute the sound.3 [INPUT] buttonChoose the input source.Confirm a selection in the OSD menu.4 [ ] buttonIncrease the adjustment while OSD menu is on, orincrease the audio output level while OSD menu is off.5 [ ] buttonDecrease the adjustment while OSD menu is on, ordecrease the audio output level while OSD menu is off.6 [ ] buttonMove the selected item one level up while the OSD menuis On.7 [ ] buttonMove the selected item one level down while the OSDmenu is On.8 [MENU] buttonReturn to the previous menu while the OSD menu is On.This button can also be used to activate the OSD menuwhen the OSD menu is Off.9 Remote control sensor and power status indicator• Receives command signals from the remote control.• Indicates the operating status of the display:- Lights green when the display is turned on.- Lights red when the display is in standby mode.- Lights amber when the display enters APM mode.- When {SCHEDULE} is enabled, the light blinks greenand red.- If the light blinks red, it indicates that a failure hasbeen detected.- Lights off when the main power of the display isturned off.