Product ZV427MG9 A, Digital Video Disc Recorder & Video Cassette Recorder, purchased at Walmart. Still under manufacturer warranty but can't get help online or phone from manufacturer. This unit worked well transferring VHS tapes to DVD for several months. Suddenly, when I insert a tape as usual, it makes a terrific clacking noise, and spits the video out, with the tape all chewed up and hanging out, destroying the video. There's nothing about this problem in the owner's manual, Walmart said they only give 30 days to... read full review »