On Mon, Jun 24, 2019 at 3:35 AM Pete Biggs <pete at biggs.org.uk> wrote: > On Sun, 2019-06-23 at 22:13 -0400, doug schmidt wrote: > > Hi, > > I'm having an issue with my Thinkpad P70 laptop/workstation. This system > is > > a dual boot, > > windows 10 pro and centos 7. I have not needed to use the cdrom until > now, > > however the system does not see it in /dev. I know the cdrom works as I > can > > use it in windows 10 and when initially installing centos 7, I installed > > from dvd media. I'm not sure what to check. > > By default CDROM drives are usually /dev/sr* > > > > > > > # hwinfo --block --short > > CD drives are not block devices. Why not use 'hwinfo --cdrom'? > > # hwinfo --cdrom --short > cdrom: > /dev/sr0 TSSTcorp DVD+-RW TS-H653H > > > Hi Pete, I tried --cdrom, just forgot to include in original post; While searching google, I saw a post where --block --short included cdrom output. [root at darkness ~]# ls -al /dev/sr* ls: cannot access /dev/sr*: No such file or directory [root at darkness ~]# ls /dev/s* /dev/sda /dev/sda3 /dev/sdb1 /dev/sg0 /dev/stderr /dev/sda1 /dev/sda4 /dev/sdb2 /dev/sg1 /dev/stdin /dev/sda2 /dev/sdb /dev/sdb3 /dev/snapshot /dev/stdout [root at darkness ~]# hwinfo --cdrom [root at darkness ~]# thanks ~d