家用录(放)象机在使用中出现伴音好、图象质量较差时,若不是磁带的质量差,则须对视频磁头清洗。若清洗后图象质量仍不见好转,可用放大镜仔细检查视频磁头。如果确系磁头磨损严重,就需要更换新的视频磁头。本文将更换方法介绍如下,可供专业维修人员参考。录象机的视频磁头是精密器件,因此安装技术要求很高。生产厂家一般将磁头安装在磁鼓上,组成一个磁鼓组件。磁鼓组件分成上下两部分,上磁鼓可以灵活转动(见附 Home recording (put) the camera appears in use sound good, poor image quality, if not the quality of the tape is poor, you have to video head cleaning. If the image quality after cleaning is still not improved, you can use a magnifying glass to carefully examine the video head. If indeed the head wear serious, you need to replace the new video head. This article describes the replacement method is as follows, for professional maintenance personnel reference. The video head of the video recorder is a precision device, so the installation technique is very demanding. Manufacturers generally head mounted on the drum, the composition of a drum assembly. The drum assembly is divided into two parts, the upper drum can be flexible rotation (see attached