胶卷机有红色竖纹怎么解决?

美能达X700,洗出来的照片有红色竖纹，为什么会这样求大佬讲解
也不是全都有，有些又正常，不同的镜头也会出现。。。
[img]https://img.nga.178.com/attachments/mon_202007/19/-570ynQ5-hrvZgT3cSsg-j1.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202007/19/-570ynQ5-2a91ZgT3cSsg-j1.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202007/19/-570ynQ5-8poyK2aT3cSsg-j1.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202007/19/-570ynQ5-bdevZcT3cSsg-j1.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202007/19/-570ynQ5-iboyK2gT3cSsg-j1.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202007/19/-570ynQ5-wusK2gT3cSsg-j1.jpg[/img]