Dahua HCVR8204A-S3 User Manual

Contents

Dahua HCVR8204A-S3 User Manual Manual pdf 107 page image

97Item NoteContrast It is to adjust monitor window contrast. The default value is 7.The larger the number, the higher the contrast is. You can use this functionwhen the whole video bright is OK but the contrast is not proper. Pleasenote the video may become hazy if the value is too low. If this value is toohigh, the dark section may lack brightness while the bright section mayover exposure .The recommended value ranges from 0 to 15.Saturation It is to adjust monitor window saturation. The default value is 7.The larger the number, the strong the color is. This value has no effect onthe general brightness of the whole video. The video color may becometoo strong if the value is too high. For the grey part of the video, thedistortion may occur if the white balance is not accurate. Please note thevideo may not be attractive if the value is too low. The recommended valueranges from 0 to 15.SharpnessThe value here is to adjust the edge of the video. The value ranges from 0to 100. The larger the value is, the clear the edge is and vice versa. Pleasenote there is noise if the value here is too high.Flip It is to set flip or pan operation.Day&night It is to set the image mode: color/black and white/auto. It has norelationship with the configuration file setup. The default setup is auto. Color: Camera outputs color image. Auto: System auto select image mode(color/black and white)according to the camera features(the whole brightness or there is IRlight or not.) Black and white: Camera outputs black and white image.Defog In the fog or haze environment, you can enable defog function to enhancevideo effect. Close: It is to close defog mode. Manual: Select different defog intensity manually. Auto: It is to auto adjust video to guarantee clear image.Refresh Click it to get latest setup.Default Click it to restore factory default setup.Step 2 Click Save to complete the setup.4.2.7 Auto FocusNote This function is for the motorized-lens network camera. For HDMI HD auto focus camera, you can go to the PTZ control interface to set.Please refer to Chapter 4.6.On the preview interface, right click mouse and then select Auto focus, you can go to thefollowing interface. See Figure 4-57.It is to set auto focus and zoom function. Click auto focus function, camera can realizeauto focus function.