Reducing optical drive when playing audio CDs

Hervé Fache Herve at
Wed Dec 13 17:10:33 UTC 2006

Maybe your drive does not support the command then. This is an ATAPI
command AFAIK (which might be why hdparm is refusing it: hdparm is
more for ATA commands).


On 12/13/06, Michael Williams <williams at> wrote:
> On Tue, Dec 12, 2006 at 11:34:11AM -0200, Hervé Fache wrote:
> > This is usually done by the application:
> Not according to the hdparm man page, which implies that this is an
> OS/hardware-level feature, and not something individual applications
> should worry about:
>   -E     Set cdrom speed.  This is NOT necessary for  regular  operation,
>          as  the  drive will automatically switch speeds on its own.  But
>          if you want to play with it, just supply a  speed  number  after
>          the option, usually a number like 2 or 4.
> > xine does that.
> I'm afraid that for me xine behaves in the same way as all the other CD
> playing applications I've tested -- very loud.
> I welcome suggestions!
> -- Mike
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