From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: Date: Fri, 11 Aug 2006 23:50:42 -0700 From: "Russ Cox" To: "Fans of the OS Plan 9 from Bell Labs" <9fans@cse.psu.edu> Subject: Re: [9fans] Now have sound but not via acd In-Reply-To: <44DA851E.6020302@exemail.com.au> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <44DA851E.6020302@exemail.com.au> Topicbox-Message-UUID: 9c5b2838-ead1-11e9-9d60-3106f5b1d025 acd tells the CD-ROM drive to play. if there is no audio cable connecting your CD-ROM drive and your sound card, the (electrical) audio signal isn't going to make it to your speakers. acd does *not* read the digital pcm off the cd and relay it to the sound card. that method, now common, was not reliable when i wrote acd. this difference probably explains the cd light difference you've observed. if there is a cable connecting your CD-ROM drive and you're still not getting sound, it's probably because the sound card's cd volume is at 0. cat /dev/volume to see and echo cd 50 >/dev/volume to change. russ