He is having some problems... The spedometer light in the back has gone off. He said he was
Trying to fix it himself but never worked. Is it a fuse problem and do you know if this can be done
by us, we want to do it ourselfs lemme know thanks.

 

I don't think there's a single fuse just to work the tach light. Seems like something within the cluster is broken or came disconnected.

 

Here is probably the best write up you'll ever find for a RR cluster. http://www.600rr.net/vb/showthread.php?t=35336 It is Insanely DETAILED check it out

OR

Have it sent in and get it hooked up custom...http://www.600rr.net/vb/showthread.php?t=55185

 

dammmmmmmmmmmmmmmmmmm!! that was intense reading thanks for the link!