sorry all the links somehow died and i dont see an option to edit my post. these are updated links
http://www.pcenginefx.com/forums/index.php?topic=11677.msg223438#msg223438
http://www.neo-geo.com/forums/showthread.php?237280-TG-PCE-CDROM-repair-and-more&highlight=
for tutorial:
http://img.photobucket.com/albums/v238/jetbue7/DSC00207_zps540e61cc.jpg
http://img.photobucket.com/albums/v238/jetbue7/Image1vb1.jpg
http://img.photobucket.com/albums/v238/jetbue7/Image2vb2.jpg
http://img.photobucket.com/albums/v238/jetbue7/Image3vb3.jpg
http://img.photobucket.com/albums/v238/jetbue7/Image4vb4.jpg
http://img.photobucket.com/albums/v238/jetbue7/Image5vb5.jpg
http://img.photobucket.com/albums/v238/jetbue7/DSC00205_zps50231bef.jpg
http://img.photobucket.com/albums/v238/jetbue7/DSC00206_zps1ada314a.jpg