Root: cdrecord -scanbus           
Cdrecord-ProDVD-ProBD-Clone 3.01a08 (i686-pc-linux-gnu) Copyright (C) 1995-2012 Joerg Schilling
cdrecord: No such file or directory. Cannot open '/dev/pg*'. Cannot open or use SCSI driver.
cdrecord: For possible targets try 'cdrecord -scanbus'.
cdrecord: For possible transport specifiers try 'cdrecord dev=help'.