This flash diskette will update the Sony CDU-511 16x Max CD-ROM to firmware level 1.1J. To update the CD-ROM firmware: - Insert this diskette into the diskette drive - Power on the system - When you see the prompt Hit Enter to download, F to get new HEX file, or Esc to exit Enter, F or ESC ? ==> Hit the Enter key. - When you see the prompt Replace ? Y/N => Press Y The firmware will be updated automatically. Remove the diskette and reboot your system normally.