I think it's time to have something about this subject here in The Sound.
Sony, Philips, etc...
http://www.ersatzteil.justone-schnepel.de/...rgallerie1.htmlSony CD Laser Pick Ups :


If the laser pickup is really broken :http://www.donberg.ie/warehs/groupap.htm
Sony CD Players using KSS190A:
CDP-337ESD, CDP-557ESD, CDP-707ESD, CDP-R1
Sony CD Players using KSS272A:
CDP-X707ES, CDP-X505ES, CDP-777ESJ, CDP-555ESJ
Sony CD Players using KSS281A:
CDP-X777ES
Here is a site for anyone who enjoys fiddling with CD players. It takes some of the mystery out of them. However, not enough for me to want to work on the electronics

I did buy a laser to install in an old Denon I have. Just to see if I can do it
http://www.repairfaq.org/sam/cdfaq.htm