Hi Beki, there are two fuses that are common to the radio and the clock, fuse#35 10amp (ignition supply) fuse#2 10amp (12v memory supply) Both of these fuses are in the fusebox by drivers right knee.
On the original radio wiring, pin 1 Orange/Black (thicker wire) 12v memory supply,pin 2 Black/Yellow ground, pin 3 Blue/Black (thicker wire) 12v ignition supply, pin 4 Orange/Black (thinner wire) 12v radio backlighting (sidelights) pin 6 Black/Green ground, pin 7 Yellow/Red supply to aerial
If you think a copy of the wiring diagrams would help contact me on nige110162(at symbol)hotmail.co.uk
nigel
February 2010