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V-phase adjustment (only functional when the camera is AC-powered) When more cameras are connected to different AC power groups and share the same monitor, video recorder, etc., AC phase differences may occur. If so, the video picture will be unsynchronized for a short period (rolling picture) each time you switch the monitor to another camera. By means of the V-phase adjustment (range: 0 to 300°), you can synchronize the cameras. CVBS output Video signal output (75 Ohm impedance) IRIS switch - Set this switch to �DC� when using a DC iris lens - Set this switch to �VIDEO� when using a Video iris lens - Set the AES switch to �OFF� when a DC or Video iris lens is used.
Back-focus adjustment
Make sure that the iris is fully open. Adjust the focus ring of the lens (if applicable) to the object distance. Unlock the back-focus mechanism by releasing screw approx. � turn. Adjust the back-focus distance by rotating screw until the image is sharp. Lock the back-focus mechanism, using screw .
