行输出变压器聚焦极向外放电包体已有烧痕,检查电路R438 100K, R433 10K 已烧断,后用长虹changhong2188行包及损坏元件换后开机.出现图象颜色严重失真,没有立体感呈底片,重影状态.根拒烧毁的电阻判断为OM8361损坏,将其换后故障排除. 资料来源:www.520101.com |
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