1. Black VGA male connector goes to your device external tv card or your computer.
2. The yellow cable its for display to screen, dvd player, decoder etc.. only use it if the device you want to connect to does not support AVG connector eg. old CRT Televisions
3. The red and white cables are for Audio output.
4. the Black PS/2 connector is connected to the output device which support the female ps/2 connector.
this cable is actually a converter.
please let me know if this solves your problem!