Product features ps4 replacement kes 490a laser ps4 kem 490a laser repair part grade a replacement part only suitable for the ps4 replacement blu ray laser and mechanism product description the ps4 replacement kes 490a laser ps4 kem 490a laser repair part is ideal if your console stopped reading disks does not recognize the disc when inserted has disc read errors taking a long time to load or only some games are working when installing the laser please be careful not to touch the actual