[linux-dvb] Mantis VP-1027/VP-1033/VP-1034/VP-2033/VP-3033

Manu Abraham abraham.manu at gmail.com
Fri Dec 1 22:16:21 CET 2006


Michel Verbraak wrote:
> Manu Abraham schreef:
>> Michel Verbraak wrote:
>>   
>>> Joep,
>>>
>>> Within windows with the Twinhan Software scanning for the dutch channels
>>> does not work either. It does not find any dutch channels.
>>>
>>>     
>>
>> Hopefully the Horizontal switching issue is fixed. Don't have a rotor at
>> my side to test the same.
>> Please do test whether it works without the rotor, initially.
>>
>> Regards,
>> Manu
>>   
> Manu,
> 
> Testing without rotor.
> scan does not find any channels. Output is still:
> bash-3.1$ scan /usr/share/dvb-apps/dvb-s/Astra-19.2E > channels.conf
> scanning /usr/share/dvb-apps/dvb-s/Astra-19.2E
> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
> initial transponder 12551500 V 22000000 5
>>>> tune to: 12551:v:0:22000
> WARNING: >>> tuning failed!!!
>>>> tune to: 12551:v:0:22000 (tuning failed)
> WARNING: >>> tuning failed!!!
> ERROR: initial tuning failed
> dumping lists (0 services)
> Done.
> 
> If I try szap on an old channels.conf file I do get a FE_HAS_LOCK now
> every time. Previously this was not stable and most of the time no lock.

>From what i saw from your logs, it should not show any FE_HAS_LOCK
that would be a bug.

looking ..

the bug is that the FE_HAS_LOCK bit is not cleared.

But fixing this will not solve your issue. I think the tuner sees no
signal at all ??


> If I try "szap -r" I do not get any output on /dev/dvb/adapter0/dvr0. In
> dmesg it tells me NO SIGNAL.
> 

If all is well, you should be getting something similarly in your syslog

[17183787.352000] mb86a16_write: writing to [0x08],Reg[0x0c],Data[0x04]
[17183787.468000] sync_chk: Status = ef,
[17183787.468000] mb86a16_set_fe: -------- Viterbi=[3] SYNC=[1] ---------
[17183787.536000] mb86a16_write: writing to [0x08],Reg[0x32],Data[0x06]
[17183787.540000] sync_chk: Status = ef,
[17183787.540000] mb86a16_set_fe: ******* SYNC *******
[17183787.548000] mb86a16_set_fe: AGC = 7c CNM = 66
[17183788.080000] mb86a16_read_snr: SNR (Quality) = [9 dB], Level=32 %
[17183788.080000] mantis stop feed and dma
[17183793.084000] vp1034_set_voltage (1): Frontend (dummy) POWERDOWN



Regards,
Manu



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