[求助]蒙迪欧，改主机后原车头枕屏无法使用

各位今天有一部蒙迪欧2.5V6的车子原车带DVD的。改完主机后要把后面头枕视频连上，发现无法连上，不知哪位有改过，请赐教。谢谢

<p>参考：</p><p><a href="http://www.carcav.com/bbs/dispbbs.asp?BoardID=66&replyID=136672&id=116843&skin=0">http://www.carcav.com/bbs/dispbbs.asp?BoardID=66&replyID=136672&id=116843&skin=0</a></p><p><a href="http://www.carcav.com/bbs/dispbbs.asp?BoardID=66&replyID=251472&id=58732&skin=0">http://www.carcav.com/bbs/dispbbs.asp?BoardID=66&replyID=251472&id=58732&skin=0</a></p>