Hi All,
I have done diagnostics on my SL500 and found the below
Pin 4, 23 flashes
Pin 6, 21 and 30 flashes
Pin 7, 1 flash
Pin 8, 1 flash
Pin 15, on all the time
Pin 16, on all the time
Pin 17, 1 flash
Pin 21, 17, 18,28 and 29 flashes
Pin 22 on and 3 (need to double check this one)...