22. Front PanelPower Indicator The LED lights on when power on.HDD Indicator The LED lights on when the HDD is written.Up To move up of the selection setting in the menu.Channel 1 Under the live viewing mode, channel 1 display.Channel select Single channel (1~4ch) and quad display in playback mode.Left To move left of the selection setting in menu.Channel 2 Under the live viewing mode, channel 2 display.Fast Rewind Rewind speed: x2 / x4 / x8 /x16 /x32.Down To move down of the selection setting in the menu.Channel 3 Under the live viewing mode, channel 3 display.Slow Forward Slow Forward speed: 1/2, 1/4, 1/8.Right To move right of the selection setting in menu.Channel 4 Under the live viewing mode, channel 4 display.Fast Forward Forward speed: x2 / x4 / x8 / x16 /x32.Enter Press the Enter button to confirm the setup or go into sub-menu.MENU Under the live viewing mode, press MENU to enter the main menu.Under the menu mode, press MENU to go to the upper menu.Quad Under the live viewing mode, quad screen display.Pause Under the playback mode, press the button to pause the playback.Step Under the playback mode, press Step button to enter Play Frame byFrame mode.Manual Record Press this button to start recording in live mode.STOP Under the playback mode, press the button to stop the operation orgo to upper menu.Play Under the live viewing mode, press the Play button to enter theplayback mode.