why are you thinking of messing with the laser?
OP "Well, the Cambridge AZUR transport coughed up a furball and will not spin a disk, which sounded better than the Sony connection."
Why not for $10 lousy bucks? Is it taboo to fix things yourself around here? The old ones rats**t anyway so can't be damaged any more.
It’s literally a few screws and a couple of connectors to replace it. (No adjusting to be done)
http://www.ebay.com/sch/i.html?_from=R40&_trksid=p2050601.m570.l1313.TR1.TRC0.A0.H0.TRS0&_nkw=Sanyo+SF-P101N&_sacat=0
Cheers George