今天检修一台长虹changhong彩电开机有蓝色图象,一会儿就变成纯蓝屏带回扫线.怀疑是视放管的问题.于是我把蓝色视放管换在红色的位置上,结果电视出现了红色回扫线........换C2482后,电视开机一切正常. |
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