Operating System: (Note: might work with other versions of this os.)
Download and doubleclick the file pioneer104_fw140.exe to start the upgrade process. The tool runs from Windows.
Important note: If you are unsure if this firmware upgrade applies to your DVD-RW drive, download the testing utility CHKRW.EXE first! This utility will check for compatible drives in your PC and what firmware they use.
Only upgrade your drive's firmware if the testing utility advises you to do so!