Viola M4BL User Manual - Astra Security Systems Ltd

Following is a brief description for the operations:• Numeric (Mouse: )Press these buttons to select the camera.• ▲▼◄►Press these buttons to move the Mask window.• +/- (Mouse: Left click and drag)Press these buttons to resize the Mask window.• ENTER (Mouse: )Press this button to set/reset the area under the Mask window.• MODE (Mouse: )Press this button to set/reset the whole video area.• SEQ (Mouse: ) / CALL (Mouse: )Press this button to decrease/increase the sensitivity, 1 – 10, for the motiondetection of this camera.• Vol+/- ( / ) (Mouse: )Press this button to increase/decrease the “number of grids treated as motion”- 34 -