Night Owl Optics 4BL User Manual

User’s Manual 

6 

 

 

 

 

Channel Select: 
CH1 CH2 CH3 
CH4 

Select which single channel to display 

QUAD 

Display all cameras in live display or 
playback mode 

 

Move up     

 

Move Left / Rewind / or hold for 5 seconds 
to switch output between VGA and BNC 

Select Button, press to enter pop up menu 

 

Move Right / Play Forward   

Navigation 
Buttons 

 

Move Down 

Power indicator 

If the “Green” indicator is on the system is 
properly powered 

HDD indicator 

When the “Red” indicator flashes it means 
the hard drive is being used. 

USB Data Port 

Connect USB device (Flash Drive, Hard 
Drive) 

PLAY 

 

Play 

PAUSE 



 

Pause / play frame by frame 

STOP 

 

Stop Playback; stop manual recording   

REC 

Start Manual recording 

PTZ 

Move to PTZ (Pan Tilt Zoom) control mode 

MENU/ESC 

Enter into main menu or exit menu 

IR Receiver 

Remote control signal receiver