Digital Video Recorder User Manual13Item Name Function1 -/Backup 1. Decrease the value in setup2. Enter backup mode in live2 10+ Input number 10 and the above number together with other digital keys3 Digital button Input digitals or choose camera4 Enter button Confirm selection5 Direction/Multi-screenbutton1. Direction buttons. Move cursor in setup or pan/tilt PTZ2. Change screen display like single, 4, 9 and 16 screens6 SEARCH Enter search mode7 REW Rewind key;8 FF/PTZ 1. Fast forward2. Enter PTZ mode in live9 STOP/ESC 1. Quit play mode2. Exit the current interface or status10 PLAY Enter play interface;11 USB port To connect external USB devices like USB flash, USB HDD for backup orupdate firmware12 +/Menu button 1. Increase the value in setup2. Enter menu from live view13 RECORD Record manually,14 Indicators Working indicators of power and networks, etc15 IR RECEIVER For remote controllerTab 2.1 Definitions of Front Panel Buttons2.3 Rear Panel Instructions2.3.1 Rear Panel InterfaceThe rear Panel interface for 4-ch is shown as Fig 2.6: