You can try the following approach: Select any two of the four wires, connect(with your hands)to the plug of your telephone,the pair which makes the a dial tone is the pair your're looking for. Ignore the other two wire.

longshot (叶子)
(#336651@0)
2002-1-16 -05:00

回到话题: 求救!!想在卧室安一部电话分机,打开接线盒,盒的面板上有红、黑、绿、黄四条线,从墙壁里伸出来的线也有红、黑、绿、黄四条线,哪条接哪条呀??我是一脑门子江湖了。。。。请dx指点,谢先!!!

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