Teac X300 Owner Manual

I was wondering if anyone could tell me how to use the auto replay function on this as I don't have the owner's manual and wanted to use this function. I know how to push the button, but what do I have to do to the home made recorded tape?

Teac X300 Owner Manual

Good photographs and lots of accurate, interesting information deserves 8 - 10 Other positives, rarity of item, detail that goes beyond reading an owners manual, modifications etc. all contribute to a good post