Have no spark at either plug 1972 XS-2 650

[corbshere]

Every thing works on my 1972 xs 650 but as I'm cranking motor there is no spark at plugs? any Ideas? is there 2 ignition coils? any diagrams from this model year available? Anyone got some trouble shooting "do this next" ideas? help please!!

 

[hmusket]

Heres a couple links to get started on your own:
Manual http://www.knucklebusterinc.com/tech/XS650.pdf
Forum tech page http://www.xs650.com/tech.php