Useful guide to what the different DIN cables are used for: Cables To Go – DIN Connector Guide.
I found a cable in my Big Boy’s Box of Interesting Things™ and wasn’t sure what it’s for. It was a 4-pin DIN to 4-pin DIN.
The 4-pin mini-DIN connector is most often used for S-video applications.
Now I know.
And so do you. Which I’m sure will be useful if you ever come round and need to do some S-video work and forget to bring that all-important 4-pin DIN to 4-pin DIN cable.