大師.. make sure you connect inputs and outputs of the right and left channels consistently. otherwise channels could be reversed when you replay a tape you had recorded through this system..以上為前段. surround mode ... if you have a surround.....and want Thor in "pre-amp bypass" mode. press MODE/AUDIO button 2seconds . select which in-put you want to connect to TAPE OUT...you can now use TAPE OUT as an input to your surround processor....不善打字.節錄以上..請連絡解釋.. 感謝! 葉 sir.