求翻译：事前に聞いていた症状は、音は鳴るが不定期にノイズを発生するとのことだったんですが、うちにきてから鳴らしてみるとノイズは出ない。そのかわり12chあるうちの1～4chが鳴りません。輸送中に死んでしまったんでしょうか？でもPFL系統だと音がきているので、しかも4chまとめて死んでいるので、どうもチャンネルフェーダーのあとのミキシングアンプがあやしいようです。是什么意思？

Symptoms had heard in advance , sound but the sound but I was to be with to generate a noise on an irregular basis , and when I play it from come to out noise does not appear .

pre-listening to the symptoms that sound is occasionally make noise, and it was, but it was not from the sound of it and the noise does not come up. Instead of the one of the 12 CH 1 to 4CH is not sound. had died while in transit? It is also sound and PFL strains, so that you have it together 4CH is

As for the condition which has been heard in advance, as for sound you sound, but when noise is generated irregularly, it was thing, it is, but after coming inside, when it tries sounding, noise does not come out.While being the change 12ch, 1~4ch does not sound.While transporting it died, it is pro

When ring came out of the sounds sound symptoms had heard in advance that cause occasional noise and that it was from and no noise. Instead of the 12 ch 1 ~ 4 ch is not. Died during transport? But the PFL system is sound, since yet 4 ch together dead, so thank you very much after the channel fader m

正在翻译，请等待...