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摄像机经过维修和更换主要零部件之后,必须对相关部分进行调整,以确保摄像机的最佳性能。调整的项目有:CCD图像传感器单元、图像信号处理单元、白平衡控制单元和自动聚焦控制单元。一、调整前的准备工作 (一)调整仪器及专用工具调整摄像机所需具备的仪器及专用工具有:双踪示波器、数字电压表、频率计数器、矢量仪、光源箱(3200K)、彩色视频监视器、色温变换滤光器、摄像外延(扩展)电缆、摄像支撑架、标准测试卡(包括对数灰度卡、彩色方块卡、球卡、后焦距卡、白卡、J字卡、黑/白卡、灰/白卡、彩条卡等)。 (二)仪器的连接与注意点在正式调整之前,首先确认录像部分各调整位置
After the camera has been repaired and replaced with the main components, the relevant parts must be adjusted to ensure the best performance of the camera. The adjustment items are: CCD image sensor unit, image signal processing unit, white balance control unit and automatic focus control unit. First, the preparatory work before adjustment (A) to adjust the equipment and special tools To adjust the camera with the necessary equipment and special tools are: dual trace oscilloscope, digital voltmeter, frequency counter, vector meter, light source box (3200K), color video surveillance (Including logarithmic grayscale card, color box card, ball card, back focal length card, white card, J-card, black / white color), color temperature conversion filter, camera extension cable, White card, gray / white card, color card, etc.). (B) the connection and attention of the instrument Before the formal adjustment, first confirm the video recording part of the adjustment position