[mythtv-users] No sound from WinTV in FC5

[Chad]

On 8/11/06, Dave <mythtv at schooler.net> wrote:
> Good morning, all.  I'm still fighting my upgrade to FC5, and am out of
> ideas again.
>
> mythtv and tvtime both have sound when I boot into FC4, but not when I
> boot into FC5 (separate drives on the same box, my FC4 drive is dying,
> and FC5 is a fresh install on a new drive).  "aplay" does produce sound,
> along with everything else I've tried besides mythtv and tvtime.  I
> think I've narrowed it down to the actual output from the WinTV card (as
> opposed to the sound card) - when I plug speakers into the WinTV card
> output, I get sound in FC4, and none in FC5.
>
> My WinTV card says, "model 400" on the box.
>
> I've uninstalled ivtv (I think it's not for my WinTV card).  I have all
> yum updates up-to-date, except for the kernel (I'm running
> 2.6.17-1.2157_FC5).  mythtv is version 0.19, release 130.fc5.at.
>
> The following lsmod seems relevant, but it's over my head:
>
> [root at dave ~]# lsmod | grep bt
> bt878                   9416  0
> snd_bt87x              13156  0
> snd_pcm                75012  4
> snd_bt87x,snd_intel8x0,snd_ac97_codec,snd_pcm_oss
> bttv                  171124  1 bt878
> video_buf              23556  1 bttv
> ir_common              27524  1 bttv
> compat_ioctl32          1280  1 bttv
> i2c_algo_bit            8905  1 bttv
> btcx_risc               4488  1 bttv
> tveeprom               13072  1 bttv
> snd                    51044  13
> snd_bt87x,snd_intel8x0,snd_ac97_codec,snd_seq_dummy,snd_seq_oss,snd_seq,snd_seq_device,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer
> snd_page_alloc          8456  3 snd_bt87x,snd_intel8x0,snd_pcm
> i2c_core               22209  7
> i2c_sis96x,tuner,tvaudio,msp3400,bttv,i2c_algo_bit,tveeprom
> videodev               20992  1 bttv
> v4l2_common            20608  4 tuner,msp3400,bttv,videodev
> [root at dave ~]#
>
>
> The same goes for a dmesg output:
>
> [root at dave ~]# dmesg | grep bt
> bttv: driver version 0.9.16 loaded
> bttv: using 8 buffers with 2080k (520 pages) each for capture
> bttv: Bt8xx card found (0).
> bttv0: Bt878 (rev 2) at 0000:00:0c.0, irq: 169, latency: 32, mmio:
> 0xdc12a000
> bttv0: detected: Hauppauge WinTV [card=10], PCI subsystem ID is 0070:13eb
> bttv0: using: Hauppauge (bt878) [card=10,autodetected]
> bttv0: gpio: en=00000000, out=00000000 in=00ffffdb [init]
> bttv0: Hauppauge/Voodoo msp34xx: reset line init [5]
> bttv0: Hauppauge eeprom indicates model#61351
> bttv0: using tuner=8
> bttv0: i2c: checking for MSP34xx @ 0x80... found
> msp3400 0-0040: MSP3430G-A1 found @ 0x80 (bt878 #0 [sw])
> bttv0: i2c: checking for TDA9875 @ 0xb0... not found
> bttv0: i2c: checking for TDA7432 @ 0x8a... not found
> bttv0: i2c: checking for TDA9887 @ 0x86... not found
> tuner 0-0061: chip found @ 0xc2 (bt878 #0 [sw])
> bttv0: registered device video0
> bttv0: registered device vbi0
> bttv0: PLL: 28636363 => 35468950 .. ok
> bt878: AUDIO driver version 0.0.0 loaded
> bttv0: PLL can sleep, using XTAL (28636363).
> [root at dave ~]#
>
> Does anyone have any more ideas?
>
> Thanks!
>
> Dave
> _______________________________________________

So it would appear that your tuner card has the onboard audio enabled.
 You may just have to unmute the cards audio:
alsamixer
OR
alsamixer -c 1
Should bring up a mixer interface in a terminal that will allow you to
adjust the audio on the tuner card.

-Chad

-- 
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