If you decide to fix the xv1-s and you want a hold over/backup cartridge in the meanwhile, Lyra's new Delos cartridge ($1500 list) may do the trick. Attached are a thread on this on Agon with comments from Jonathan Carr of Lyra on it as well as a link to Music Direct's description page. It may merit looking into:
Agon thread: http://forum.audiogon.com/cgi-bin/fr.pl?eanlg&1258844370
MD Page: http://www.musicdirect.com/product/86577
Agon thread: http://forum.audiogon.com/cgi-bin/fr.pl?eanlg&1258844370
MD Page: http://www.musicdirect.com/product/86577