收到同行送来的故障机壹台长虹LED32B1000C型液晶彩电红灯闪烁多次后二次开机,约45s后又自动关机,再按开机键又能正常开机工作,但很快又转为待机,且保持时间越来越短,根据经验此故障是电容C207 (221/1kV)失容引起,用102/2kV电容代换后整机正常。 |
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