Enjoy high definition Blu-ray movies on your PC with this Lite-On DH-4O1S 4x Blu-ray disc reader! The DH-4O1S can read Blu-ray discs at up to 4x, can read. Hi,So I just received a Lite ON DH-4O1SC Blue Ray Drive for christmas. I installed the drive in my pc, It recognized it. But Will not play blue. Hello, Well I finally got my BLU-RAY ROM LITE-ON DH-4O1S from Newegg this morning. It works!!! It really really works! It is a sata model.