S-Video Mini Din-7
Mystery Cable in my collection
Another cable that I found in my collection is a 7 Pin S Video to RCA Video converter.
This is the cable that I have:
Four Things I Learned
You can still get this cable on eBay for about $4.
The 7 Pin mini-DIN is a nonstandard S Video type. It was used in a lot of computers in the early 1990s.
I purchased this adapter so that I could connect my Power Macintosh 8600 to my VHS player to record videos.
The Din-7 connector is not present on Macintosh 128K, 512K, and 512K enhanced computers.