【摘 要】
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一台445型菊花牌黑白电视机,出现“三无”故障,音量开大时扬声器仅有轻微的“沙沙”声。打开机壳检查,发现熔丝未断。根据故障类别,静态时对电源部分进行了重点检查,发现8BG
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一台445型菊花牌黑白电视机,出现“三无”故障,音量开大时扬声器仅有轻微的“沙沙”声。打开机壳检查,发现熔丝未断。根据故障类别,静态时对电源部分进行了重点检查,发现8BG_5损坏,更换新品后
A 445 Chrysanthemum black and white TV, there “three no” failure, the volume is loud when the speaker only a slight “rustle” sound. Open the case check and found the fuse is not broken. According to the type of failure, the static part of the power of the key checks and found 8BG_5 damaged, after the replacement of new products
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