QSC26404 User’s Manual9Chapter 3: Operational Instructions3.1 Front PanelFig 3-1 Front PanelForm 3-1 Items on Front PanelIndex Type Name Description1 Light IR receiver for remote control.2 StatusLightsPowerSTATUSTx/RxGreen means DVR is working; Red means DVR is poweredoff;Green means you can use IR remote control.Blinking means data is transmitting.4 NumericKeysInput number, lower case, upper case character andsymbols.FunctionKeysMENU23ESCEDITPLAYRECPTZPREV1. Switch preview mode in menu;2. Brush control short key【WIPER】.3. Press 【MENU】for more than 5 seconds to cancelbutton beep sound.【ZOOM-】in PTZ control.【ZOOM+】in PTZ control.Cancel and back to parent menu.1. In edit state, delete the current cursor character;2. 【IRIS+】in PTZ control;3. Select or × to enable or disable.1. Local playback;