7Assistant FnOne-window monitor mode, click this button to displayassistant function: PTZ control and image color.Backspace function: in numeral control or text control, pressit for 1.5seconds to delete the previous character before thecursor.In motion detection setup, working with Fn and direction keysto realize setup.In text mode, click it to switch between numeral, Englishcharacter(small/capitalized) and etc.Realize other special functions.Fast play/7 Various fast speeds and normal playback.In text mode, input number 7 (English character P/Q/R/S).Play previous/0 | In playback mode, playback the previous videoIn text mode, input number 0.Reverse/Pause/6 ||In normal playback or pause mode, click this button toreverseplaybackIn reverse playback, click this button to pause playback.In text mode, input number 6 (English character M/N/O).Play Next/9 |In playback mode, playback the next videoIn menu setup, go to down ward of the dropdown list.In text mode, input number 9 (English character W/X/Y/Z).Play/Pause /5 ||In normal playback click this button to pause playbackIn pause mode, click this button to resume playback.In text mode, input number 5(English character J/K/L).USB port To connect USB storage device, USB mouse.Networkabnormalindication lightNet Network error occurs or there is no network connection, thelight becomes red to alert you.HDD abnormalindication light HDD HDD error occurs or HDD capacity is below specifiedthreshold value, the light becomes red to alert you.Record light 1-16 System is recording or not. It becomes on when system isrecording.IR Receiver IR It is to receive the signal from the remote control.2.2 Rear Panel