Trouble with Terratec H7 and CAM (1 Viewer)

aat

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ogir_xx: Are you running 64-bit system on your new hardware? Don't know if this is relevant, but I've had serious reception problems with my Cinergy C PCI HD on MP-setups on both Windows Homeserver 2011 (not supported) and Windows 7 64-bit. Then I the two last weeks have reported that my system has been quite stable tested on my remote desktop connection, I've been using 32-bit. On my current WHS2011x64 setup the Cinergy have a lot of discontinuities (2-5 per second). Logs for the WHS2011 (x64) if anyone is interested.
 

mm1352000

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    Hi aat

    There are several causes of continuity errors and not all of them are signal related. For example, discontinuities can also be observed in the logs if the HDD that is used for timeshifting is working very hard. Another thing to try: what happens if you remove the CAM and test with FTA channels? One final thing to check: are you using WHQL signed drivers - that is important on a 64 bit system...

    mm
     

    paalkr

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    Hi All

    I tried the CI menu from GUI this time, because of MMs comment about the TV server config not always behave as expected, and I gave the menu some more time to show up before starting to hammer the CI menu button :)

    The result was that the CI menu works perfect for the Terratec H7 tuner :) When I tried to open the CI menu for the TwinHan I got the same behavior in the GUI, as in the TV server config. The menu starts to flicker and refresh all the time, and eventually the TV service crashed.

    I hope you can find some interesting stuff in the log files attached :)

    BTW! The Terratec and TwinHan card reports the terrestrial signal strength differently, this is strange because they are both connected to the same antenna :)

    Regards,
    PK
     

    mm1352000

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    Hi paalkr, ogir_xx

    Here is another improvement. My goals with this version:
    1. Check the CI state regularly to resolve the problems with using the tuner before the CAM is initialised.
    2. Fix CI menu flickering/hanging for the Twinhan AD-TP300.

    :)
    If possible can you test this patch with the H7, Cinergy C and AD-TP300. There are subtle differences in the driver behaviour/responses and it seems to be very easy to write code that works for one model but doesn't quite work for another model. An example of that is the hanging that paalkr reported with the AD-TP300. Theoretically that card should behave exactly like the Cinergy C which already works, however unfortunately that is not the case in practise. :(

    mm
     

    Attachments

    • TVLibrary(v1.6)[1.2.2_twinhan_terratec_technisat_ci_menu_no_stop].zip
      199.9 KB

    mm1352000

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    ogir_xx

    About your earlier logs...
    Almost all of the cases where the stream was scrambled were because TV Server thought that the tuner didn't have a CAM. There were some exceptions:

    Canal Digital KTV SVT1 HD - Ingen tilgang
    KTV CANAL+ HITS HD - can't explain
    KTV CANAL+ EXTRA 3D/HD - can't explain
    Canal Digital KTV Prime TV - can't explain

    The latest version of the patch (v1.6) should improve the situation since it updates the CAM state every 0.5 seconds.

    mm
     

    wietze

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    Hello MM

    I did'nt had any problems with my 2 h7's but i installed your update and it has major improvements in speed and stabilty is also better.


    big thanks
    greets wietze
     

    ogir_xx

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    Ok - tested your patch v 1.6

    First I "messed about" after mapping the FTA channels to the cards with no cam, and tuning + recording as many channels as possible. No tuning errors but the session ended in MP shutting down - see logs from watchdog.

    Secondly I installed your patch v 1.6 and tunned and recorded as many channels as possible with 2 # H7 tuners and 1 Cinergy tuner active at the same time. First with the Cinergy tuner with Cam active and thereafter the Cam active in one of the H7 tuners. Scrambled channels tuned of course with the tuner with the cam present and FTA channels with the tuners with no CAM

    CI module was accessible for both the Cinergy and the H7. It seems the latest version of the patch did the trick :)

    But what I found though (but no big concern though I guess) was that the Ci module access option from MP GUI was not available when I had a total of 8 simultanious streams/recordings. When activating/viewing different ongoing recording streams It seems that MP lost track of whitch recording stream was belonging to which card and the Ci menu option didnt becom available from the streams.

    I had only a few instances of problems trying to tune to BBC HD, that resulted in channel not found. Retuning the same channel did the trick though :)

    Second session ended also in a MP shutdown - see latest timestamped logs from watchdog.

    I guess the shutdown was because I had 7 sim. recordings and 8 sim. streams ongoing, possibly a "overkill" for the system. So if the problem is not related to the main issue here, dont bother persuing the issue :)

    BTW makes me wonder what the multidecrypt limits really are for the Cinergy and the H7 when tuning to channels on the same transponder. I guess 3 for the Cinergy and 2 for the H7 :)

    Regards, and thanks again for your support!!

    :D
     

    mm1352000

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    Hello and *thank you* once again for testing! :D

    No tuning errors but the session ended in MP shutting down - see logs from watchdog.
    This seems to have been caused by a crash in igdumd32.dll which is part of the Intel graphics drivers. I can't really say anything more about it than that. If such crashes occur then we generally suggest trying different versions of the drivers to see if you can find a version that is more stable.

    CI module was accessible for both the Cinergy and the H7. It seems the latest version of the patch did the trick :)
    :)

    But what I found though (but no big concern though I guess) was that the Ci module access option from MP GUI was not available when I had a total of 8 simultanious streams/recordings. When activating/viewing different ongoing recording streams It seems that MP lost track of whitch recording stream was belonging to which card and the Ci menu option didnt becom available from the streams.
    Yes, that is very possible. I suspect MP would only show the menu option in the first place if you were viewing at the live point or real live TV but that is not something I have tested.

    I had only a few instances of problems trying to tune to BBC HD, that resulted in channel not found. Retuning the same channel did the trick though :)
    Yes, I can see that PMT error. I can't offer any reason why that happened.

    I guess the shutdown was because I had 7 sim. recordings and 8 sim. streams ongoing, possibly a "overkill" for the system. So if the problem is not related to the main issue here, dont bother persuing the issue :)
    That is not to bad for testing! :D
    More seriously: as I mentioned at the start of the post, the crash seems to have been in the Intel graphics drivers.

    BTW makes me wonder what the multidecrypt limits really are for the Cinergy and the H7 when tuning to channels on the same transponder. I guess 3 for the Cinergy and 2 for the H7 :)
    The limit depends completely on the CAM I think. Having said that, I have not enabled multidecrypt so I wonder if all your test recordings would actually play properly.

    @everyone: generally speaking I feel quite happy with the stability of this patch now. The only problem outstanding that I am aware of is the scanning problem with the H7. I'm still thinking about how we can resolve that one - could be tricky. Would you all agree with my opinion or are there other issues that you would like me to look into (?).

    mm
     

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