1--Thank you for coming so quickly.

2--What seems to be the problem?

1--All the channels suddenly stopped working.

2--Did you make sure all the cables are plugged in?

1--Yes, I checked and double checked them.

2--There may be some kind of signal interference.

1--Is there any way you can test that?

2--Of course! Give me a moment, please.

1--Do you know what the problem is?

2--Not quite yet. So you can't change the channels?

1--No, not at all.

2--Well, you'll be able to once you change the remote batteries.

===================================
注解：  

1.plugged堵塞的
2.signal interference信号干扰
3.remote远程

===================================
译文：
1--谢谢你这么快赶来。
2--出了什么问题？
1--所有的频道突然停止工作。
2--你确保所有的电缆插入吗?
1--是的,我反复检查过了。
2--可能会有一点信号干扰。
1--你有什么方法可以测试吗?
2--当然!请给我一分钟。
1--你知道问题是什么吗?
2--还不太知道。你不能改变频道吗?
1--是的，不能。
2--好吧,一旦你换了远程电池，就可以用了。