收到同行送来的故障机壹台海信LED48K380U液晶彩电,故障表现为为冷机能正常收看,10分钟之后反复重启。经查是主板的N12热稳定性不良。原型号为GH12E用1117-3.3代换后机器恢复正常。 |
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