Detailed Product Description Fat Model PS3 Repair Parts Video Game Replacement Laser Single Lens Eye KES-400AAA Description: Replacement laser lens KES-400AAA for PS3 Replacing damaged PS3 Laser lens to solve laser problems. How to diagnose Laser lens Problem: 1> Games loading much slower than normal speed 2> certain games can�0„3�0…4t load 3> DVD movies flicker or jump 4> Message Disc Read Errors" or "Disc appears damaged or dirty" on the screen Please note that KES-400AAA will only work in consoles that have this same type of lens installed, all the release 60GB consoles came with this lens and some of the early model 40GB models came with them as well, but the newer 40GB consoles come with the KES-410ACA laser, It's quite easy to tell the difference between the two models as the 400AAA has a single lens eye where the KES-410ACA has the dual lens eye. There is also no anti-static solder points on PS3 lasers so no soldering or iron is required for their installation.