[mythtv-users] Blank screen on live tv with pvr 150

[John Cartwright]

On 10/11/05, John Cartwright <mythjc at gmail.com> wrote:
>
> <SOLVED> (I guess)
>
> I just booted up my system for the um-teenth time and live tv is working.
> There seems to be pausing in the sound but I'll take that for now. My only
> guess is that maybe there is some inconsistency in the way my modules are
> loading on bootup. Thank you guys for all the MythTV howtos and mailing
> lists. Very helpful and informative.
>
> On 10/11/05, Kirk Bocek <t004 at kbocek.com> wrote:
> >
> > Does anyone have a hint for John? I've run into the same thing and would
> > love to hear any suggestions.
> >
> > My PVR-350 *was* working fine, live tv, recording, and everything. I
> > tried to add an saa7133 based card which I am now going to give up on.
> > But now my PVR-350 gives a black screen when selecting 'Watch TV'.
> >
> > I've removed and added the card several times in myth-setup. I have the
> > correct input selected -- I get video when doing the "cat /dev/video0 >
> > file.mpg" test.
> >
> > Is there something I've missed in MythTV that I can reset or clear?
> >
> > Kirk
> >
> > John Cartwright wrote:
> > > Hello all,
> > >
> > > Sorry to put up another blank screen post. I've been following Jared's
> >
> > > MythTV how to guide for Fedora 4 with the following setup:
> > >
> > > Fedora 4
> > > kernel - 2.6.13-1.1526_FC4
> > > Capture Card - Hauppauge WinTV PVR 150
> > > Video Card - ATI Radeon 7500
> > > System - P4 2.4 Ghz, D850EMV2L Motherboard , 512 MB RAM, onboard audio
> > >
> > > Currently, when I try to watch live tv I get a blank screen with
> > audio.
> > > I'm pretty new to MythTv and am unsure where the problem
> > > may lie. I saw one thread that seemed to say this could be because of
> > > the audio drivers being used. Any feedback on how I can confirm that
> > > would be greatly appreciated. I thinks it's worth it to note that when
> > > I try to watch tv using the following command:
> > >
> > > mplayer -vo x11 /dev/video0
> > >
> > > I get really good video playback and audio. Using the xv as the -vo
> > > option produces a blank screen with audio like mythtv does. Below is
> > > some output that may be helpful.
> > >
> > > ct 10 21:19:21 localhost kernel: ivtv: ==================== START INIT
> > > IVTV ====================
> > > Oct 10 21:19:21 localhost kernel: ivtv: version 0.3.8 (tagged release)
> > > loading
> > > Oct 10 21:19:21 localhost kernel: ivtv: Linux version:
> > 2.6.13-1.1526_FC4
> > > 686 REGPARM 4KSTACKS gcc-4.0
> > > Oct 10 21:19:21 localhost kernel: ivtv: In case of problems please
> > > include the debug info
> > > Oct 10 21:19:21 localhost kernel: ivtv: between the START INIT IVTV
> > and
> > > END INIT IVTV lines when
> > > Oct 10 21:19:21 localhost kernel: ivtv: mailing the ivtv-devel
> > mailinglist.
> > > Oct 10 21:19:21 localhost kernel: ivtv: Autodetected WinTV PVR 150
> > card
> > > (iTVC16 based)
> > > Oct 10 21:19:21 localhost kernel: ACPI: PCI Interrupt Link [LNKH]
> > > enabled at IRQ 5
> > > Oct 10 21:19:21 localhost kernel: PCI: setting IRQ 5 as
> > level-triggered
> > > Oct 10 21:19:21 localhost kernel: ACPI: PCI Interrupt 0000:02: 0b.0[A]
> > ->
> > > Link [LNKH] -> GSI 5 (level, low) -> IRQ 5
> > > Oct 10 21:19:21 localhost kernel: ivtv: Unreasonably low latency
> > timer,
> > > setting to 64 (was 32)
> > > Oct 10 21:19:21 localhost kernel: tveeprom: Hauppauge: model = 26032,
> > > rev = C199, serial# = 8238318
> > > Oct 10 21:19:21 localhost kernel: tveeprom: tuner = TCL 2002N 5H (idx
> > =
> > > 99, type = 50)
> > > Oct 10 21:19:21 localhost kernel: tveeprom: tuner fmt = NTSC(M)
> > (eeprom
> > > = 0x08, v4l2 = 0x00001000)
> > > Oct 10 21:19:21 localhost kernel: tveeprom: audio processor = CX25841
> > > (type = 23)
> > > Oct 10 21:19:21 localhost kernel: tveeprom: decoder processor =
> > CX25841
> > > (type = 1c)
> > > Oct 10 21:19:21 localhost kernel: ivtv: i2c attach to card #0 ok
> > > [client=tveeprom[50], addr=50]
> > > Oct 10 21:19:21 localhost kernel: tuner: chip found at addr 0xc2
> > i2c-bus
> > > ivtv i2c driver #0
> > > Oct 10 21:19:21 localhost kernel: ivtv: i2c attach to card #0 ok
> > > [client=(tuner unset), addr=61]
> > > Oct 10 21:19:21 localhost kernel: cx25840: loading
> > /lib/modules/HcwMakoA.ROM
> > > Oct 10 21:19:21 localhost kernel: ivtv: i2c attach to card #0 ok
> > > [client=cx25840[50], addr=44]
> > > Oct 10 21:19:21 localhost kernel: ivtv: i2c attach to card #0 ok
> > > [client=wm8775[50], addr=1b]
> > > Oct 10 21:19:21 localhost kernel: ivtv: loading /lib/modules/ivtv-
> > fw-enc.bin
> > > Oct 10 21:19:21 localhost kernel: ivtv: Encoder revision: 0x02040024
> > > Oct 10 21:19:21 localhost kernel: ivtv warning: Encoder Firmware can
> > be
> > > buggy, use version 0x02040011!!!!
> > > Oct 10 21:19:21 localhost kernel: ivtv: Allocate DMA encoder MPEG
> > > stream: 128 x 32768 buffers (4096KB total)
> > > Oct 10 21:19:21 localhost kernel: ivtv: Allocate DMA encoder YUV
> > stream:
> >
> >
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