Re: no sound + backlit keyboard not lighting up (PowerBook G4/Sarge)
- To: debian-powerpc list <email@example.com>
- Subject: Re: no sound + backlit keyboard not lighting up (PowerBook G4/Sarge)
- From: "Matthew T. Atkinson" <firstname.lastname@example.org>
- Date: Fri, 20 Aug 2004 00:10:17 +0100
- Message-id: <1092957017.22226.197.camel@localhost>
- In-reply-to: <1092952742.7367.4.camel@electron>
- References: <1092923329.22225.127.camel@localhost> <1092952742.7367.4.camel@electron>
[ I seem to have missed some of this thread, including a bounce of my
original post (which I'm set up to receive) so I am not too clear on
some of the suggestions you're referring to. Apologies to anyone I
appear to be ignoring -- I don't seem to have got the mails ]
On Thu, 2004-08-19 at 22:59, Alain Perry wrote:
> Probably silly ones, but hey, who knows ?
> Do you have alsa-base and alsa-utils packages installed ?
> Did you check the volume and mute states with alsamixer ?
> As Elimar asked, did you check with a user with sufficient permissions ?
Thanks for the suggestions.
I've got alsa-base and alsa-utils and have set the mixers to a high
volume (I've been caught out by the fact they're on 0 to start with in
the past :-)).
I don't think I received the mail from Elimar, so I am not exactly sure
what was suggested, but I have checked that I'm in the audio group and
the permissions seem sane to me. (you can find them below)
I'm wondering if I am meant to follow the steps relating to ALSA on the
I opted not to, for now, because I thought it might cause complications
(the article is not describing the same computer as mine).
I may try this in the future.
> I think you need i2c-keywest module for this to work. I believe the
> backlit keyboard is supported on all powerbooks at the moment...
Hmmm, it's not currently on my system, it seems. I will probably have
to recompile the kernel. When I do this I will try and fix the sound
issues and the video mode it starts in (currently the text is to small
to read [that's another e-mail that I don't think made it to the
Is there a standard PowerBook G4 15'' 1.5GHz (PowerBook5,4) kernel
.config lying around anywhere by any chance? :-)
bye just now, best regards,
=== ALSA Permissions ===
oberon:~# ll -h /dev/*dsp*
lrwxr-xr-x 1 root root 10 2004-08-18 23:35 /dev/adsp -> /dev/adsp0
crw-rw---- 1 root audio 14, 12 2004-08-18 23:35 /dev/adsp0
crw-rw---- 1 root audio 14, 28 2004-08-18 23:35 /dev/adsp1
crw-rw---- 1 root audio 14, 44 2004-08-18 23:35 /dev/adsp2
crw-rw---- 1 root audio 14, 60 2004-08-18 23:35 /dev/adsp3
lrwxr-xr-x 1 root root 9 2004-08-18 23:35 /dev/dsp -> /dev/dsp0
crw-rw---- 1 root audio 14, 3 2004-08-18 23:34 /dev/dsp0
crw-rw---- 1 root audio 14, 19 2004-08-18 23:34 /dev/dsp1
crw-rw---- 1 root audio 14, 35 2004-08-18 23:34 /dev/dsp2
crw-rw---- 1 root audio 14, 51 2004-08-18 23:34 /dev/dsp3
I am in the audio group.
Matthew T. Atkinson <email@example.com>