2. 外语
  3. The following problems do not always denote troubles. Therefore, perform the checking described below before calling for servic

The following problems do not always denote troubles. Therefore, perform the checking described below before calling for servic

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问题 The following problems do not always denote troubles.  Therefore, perform the checking described below before calling for service. If the cause of the problem is not corrected by the use of this check guide, withdraw out the power plug from the electric outlet, and call for service.
选项
答案在产生以下现象时，并不一定是故障。因此，在您送去修理之前,请先做如下检查。如果按下述检查指南的方法也无法排除故障原因，请您拔下电源插头，找人检修。
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