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PostPosted: Sun Apr 30, 2006 7:47 am 
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Joined: Sat Apr 29, 2006 10:04 am
Posts: 20
I have been able to install mythtv; however, I have been unable to get my PVR-350 to work. It is a brand new card (purchased April 2006) and worked properly under windows (so I know it is installed correctly).

I select "PVR-x50, PVR-500" in my capture card in the settings then the "video device:" goes to "/dev/video0" and "Default input:" to "Television." When I try to change the default input, it states, "Could not open '/dev/video0' to probe its inputs/"

I continue to set-up as usual. After I reboot and MythTV loads, I am unable to use any TV functions. "WatchTV" just flashes the screen then returns to the main menu.

Any advice?


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PostPosted: Sun Apr 30, 2006 8:13 am 
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Joined: Tue Dec 13, 2005 8:49 am
Posts: 16
What does "dmesg" say?


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PostPosted: Sun Apr 30, 2006 8:53 am 
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Joined: Thu Mar 25, 2004 11:00 am
Posts: 9551
Location: Arlington, MA
See the first Problem/Diagnoses item on this page for how to get the log info: http://www.knoppmythwiki.org/index.php?page=CheckingLogFiles


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 Post subject: Log info
PostPosted: Sun Apr 30, 2006 3:54 pm 
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Joined: Sat Apr 29, 2006 10:04 am
Posts: 20
The log from this command
Code:
sed -n '/= START INIT IVTV/,/=  END INIT IVTV/p' </var/log/messages | more
states that there is a firmware error. Specifically, the error is as follows:

Code:
unable to open firmware v41-cx2341x-enc.fw
did you put the firmware in the hotplug firmware directory?
warning: failed loading encoder firmware
waring: Error loading firmware -3!
probe of 0000:00:09.0 failed with error -12


If it is of any help, here is more information about the card that appears in the log file:

Code:
 Autodetected WinTV PVR 350 card (cx23415 based)
ACPI: PCI Interrupt 0000:00:09.0[A] -< GSI 17 (level, low) -> IRQ 19
ivtv0: Unreaso0nably low latency timer, setting to 64 (was 32)
tuner 1-0061: chip found @ 0xc2 (ivtv i2c driver #0)
...
Hauppauge model 48132, rev K268


Thank you for your interest in helping me to solve this problem.

[/quote]


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PostPosted: Sun Apr 30, 2006 4:54 pm 
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Joined: Thu Mar 25, 2004 11:00 am
Posts: 9551
Location: Arlington, MA
Not enough info on the card. Does it say "type = 4" anywhere in there? If you can post the whole extract that would be best...


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 Post subject: not type=4
PostPosted: Sun Apr 30, 2006 5:25 pm 
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Joined: Sat Apr 29, 2006 10:04 am
Posts: 20
There is no type= (anything) on that log.

I do not know how to export the entire log, I'm working on that (I'll be able to cut and paste once I am able to ssh in to the mythtv box)


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 Post subject:
PostPosted: Sun Apr 30, 2006 6:48 pm 
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Joined: Tue Feb 21, 2006 7:24 am
Posts: 396
Location: Dushanbe, Tajikistan
try a reinstall. I have seen a few posts about firmware not loading after a fresh install --
and after a reinstall it works

http://mysettopbox.tv/phpBB2/viewtopic. ... highlight=


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PostPosted: Sun Apr 30, 2006 8:05 pm 
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Joined: Thu Mar 25, 2004 11:00 am
Posts: 9551
Location: Arlington, MA
It would look something like these lines from mine:
Code:
Apr 22 00:33:12 black2 kernel: tveeprom: tuner = Philips FI1236 MK2 (idx = 10, type = 2)
Apr 22 00:33:13 black2 kernel: tveeprom: tuner = TCL 2002N 5H (idx = 99, type = 50)

There should actually be a whole bunch of lines in there that contain the word "type". Try:
Code:
grep type /var/log/messages

I'm particularly concerned about "type = 4" (please note the spaces) because there is a known bug with tuners identified as such.


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 Post subject:
PostPosted: Sun Apr 30, 2006 9:33 pm 
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Joined: Sun Nov 13, 2005 5:56 pm
Posts: 104
One of the things that caused me a bit of grief was the lack of congruence between the card setup screen and the input setup. When you run mythtv-setup, there is a spot in the capture card setup for the default input. It needs to match the input shown in the upper right of the coressponding input in the input connections setup. What happened to me is I set the capture care default setting to Tuner and the input connection setup was showing Tuner1. I had to go back to the capture card setup and adjust the default input to match. Otherwise I experienced the problem you described. This is with a PVR-150.

S


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 Post subject:
PostPosted: Sun Apr 30, 2006 11:13 pm 
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Joined: Thu Mar 25, 2004 11:00 am
Posts: 9551
Location: Arlington, MA
Following up on sparks' suggestion. About the 4th posting in this thread contains configuration directions for a vanilla setup: http://mysettopbox.tv/phpBB2/viewtopic.php?t=9424 I should probably make a wiki page with this stuff...


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 Post subject: Seems to be working
PostPosted: Mon May 01, 2006 7:18 am 
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Joined: Sat Apr 29, 2006 10:04 am
Posts: 20
I did a clean auto-install. But this time I used the standard 586 drivers. The pvr-350 is now working.

I am not sure why the i686 setup would not work. I am running mythtv on an Athlon 2800+, which should be compatible with the i686– at least that's the the installation instructions state.

Anyway, the 586 install made it work. I hope this is some help to others. Here is more info about the hardware setup:

An old eMachines H2825 with:
-AMD Athlon 2800+
-Hauppauge PVR-350
-Nividia GeForce4 (integrated)
-integrated sound
-512Mb ram
-120Gb hard drive
-dvd
-cd±r

Installation of R5Beta7.


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 Post subject:
PostPosted: Sat May 06, 2006 5:45 am 
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Joined: Tue May 02, 2006 6:09 pm
Posts: 8
I had the same problem with the same error messages. A clean re-install clears up the problem.


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