[linux-dvb] activy dvb-t ALPS tdhd1-204A support?

webmaster lunastick lunastick at gmail.com
Thu Aug 14 09:27:19 CEST 2008


On Thu, Aug 14, 2008 at 12:35 AM, webmaster lunastick
<lunastick at gmail.com> wrote:
> Hi,
>
>
>
> On Mon, Aug 11, 2008 at 5:09 AM, Oliver Endriss <o.endriss at gmx.de> wrote:
>> webmaster lunastick wrote:
>>> Hi,
>>>
>>> I have also a AMC 570 with 2 dvb-t tuners. (activy dvb-t model
>>> S26361-D1297-V300 GS2)
>>> (Pcb has a print: ActivyAL BS 03601790A)
>>> The chip is SAA7146AH. I opened the tuner tin box
>>> and only chip that was visible was Epcos X7251D
>>
>> There should be more chips inside, maybe on the other side of the pcb.
>> Which chips are outside of the tin box?
>> Could you provide a hires picture of the board?
>>
> I should desolder the tuner to see chips on the other side of the pcb
> and I don,t
> want take the risk of breaking my tuner. However, I searched trough the
> original windows .inf files and found this comment in a file that installs
> right tuner settings
>
>  8: Siemens Alps-T TDHD1
>   ;    DVB-T Tuner with
>   ;    TDA10046 COFDM Demodulator
>
> So it seems that now we know the demodulator.
> Do we still need to know what tuner is in use?
>
TDM1316 is a good guess but it could be any other pll too... :(
 Do you think that I could be possible
to test the card with TDA1004x driver and see if it works?

>
>
>>> Lspci gives me almost the
>>> same than below, I think the important part is the 5f60 adress which
>>> means that our cards have alps tdhd1-204a tuners. It seems that
>>> there is no linux support for this card type yet.
>>
>> Correct.
>>
>>> I also attached .inf file from the original windows installation if
>>> it gives any help. (I found it here
>>> http://forum.fujitsu-siemens.com/digitalhome/viewtopic.php?f=30&t=5622&st=0&sk=t&sd=a&start=15
>>> and it mentions my card)
>>>
>>> I'd appreciate if somebody tells me if it is possible to
>>> create linux support with a quick patch or not.
>>
>> Sorry, there is no 'quick patch'. ;-(
>>
>> I could not find any useful information about this tuner.
>> No other card seems to use it, and I don't have this kind of hardware.
>>
>>> lspci gives me this:
>>> 01:04.0 Multimedia controller: Philips Semiconductors SAA7146 (rev 01)
>>>        Subsystem: Philips Semiconductors Unknown device 5f60
>>> ...
>>> I found this in the archives:
>>> http://linuxtv.org/pipermail/linux-dvb/2007-January/015133.html
>>> however my device is 5f60 where his card had 5f61
>>>
>>> I took the attached patch
>>> http://www.linuxtv.org/pipermail/linux-dvb/attachments/20070103/46dbb191/activy-0001.obj
>>> and changed all occurrences of 5f61 to 5f60.
>>
>> Cannot work.
>>
>> The card with subsystem id 5f61 has a Grundig tuner, which is supported.
>> See http://linuxtv.org/hg/v4l-dvb/rev/46fe6767b0d4
>>
>> Unfortunately this will not help you.
>>
>> CU
>> Oliver
>>
>> --
>> ----------------------------------------------------------------
>> VDR Remote Plugin 0.4.0: http://www.escape-edv.de/endriss/vdr/
>> ----------------------------------------------------------------
>>
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>



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