My diamondback razer is now dead.

So i have changed the mouse cord of my intellimouse explorer 3.0 (i was using this mouse, during 2001-2008), by the razer's cord.

It was very easy.

Enjoy the picture : http://nantaises.free.fr/ie3.jpg

Wheel mouse optical seems easy too, to open, for doing cable replacement :

http://dcvlm.pagesperso-orange.fr/post/souris2.jpg

;-)