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正翻译步骤 3

步骤 3
To test the continuity of the wires themselves and both ends of a single wire and test the  continuity.
  • To test the continuity of the wires themselves and both ends of a single wire and test the continuity.

  • Connect each end of the single wire to the positive and negative leads of the multimeter. If there is an unbroken circuit through the speaker there will be a continuous tone output from the multimeter and/or the meter will not read "OL" (open).

测试导线是否有断点。

将单线的每一端连接到万用表的正负表笔。 如果导线没有中断,扬声器会发出持续声音,屏幕不会显示“OL”(开路)。

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