Re: probs w voodoo tv fm card: no tuner response

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Torgeir Veimo wrote:
> 
> (resend with correct from address)
> 
> I have just gotten a used voodo tv fm card and I am having trouble
> getting the tuner to respond. The cover/heatsink over the tuner chip is
> very hot, making me suspect this card might be broken(?).

It gets hot here, too ! Nevertheless it works.
The datasheet has:
- 2.8W power dissipation
- junction temperature 96 Celsius
- 10 years lifetime at ambient temp. 55 Celsius, with correct heatsink only !
 

> 
> When I start a windows pctv app called Sattelite (just to check if the
> bt878 video input is working ok) I get a lot of entries in the log that
> indicates activity on the i2c bus.
> 
> 19:03:46.870:00000430 - gpioremote-thread: key=0ff000
> 19:03:46.920:00000430 - gpioremote-thread: key=0ff000
> 19:03:46.970:00000430 - gpioremote-thread: key=0ff003
> 19:03:47.020:00000430 - gpioremote-thread: key=0ff000

Ask whoever wrote this windows app what this means.

 
>   From my logfile when loading the modules;
> 
> Sep 23 21:46:23 atlantis kernel: Linux video capture interface: v1.00
> Sep 23 21:46:23 atlantis kernel: i2c-core.o: i2c core module
> Sep 23 21:46:23 atlantis kernel: i2c-algo-bit.o: i2c bit algorithm module
> Sep 23 21:46:23 atlantis kernel: bttv: driver version 0.7.80 loaded
...
> Sep 23 21:46:23 atlantis kernel: bttv0: detected: 3Dfx VoodooTV FM/
> VoodooTV 200 [card=68], PCI subsystem ID is 121a:3000Sep 23 21:46:23
> atlantis kernel: bttv0: using: BT878(3Dfx VoodooTV FM (Euro))
> [card=68,insmod option]
> Sep 23 21:46:23 atlantis kernel: bttv0: enabling ETBF (430FX/VP3
> compatibilty)
> Sep 23 21:46:23 atlantis kernel: bttv0: Hauppauge/Voodoo msp34xx: reset
> line init [20]
...
> Sep 23 21:46:23 atlantis kernel: i2c-core.o: adapter bt848 #0 registered
> as adapter 0.

Here msp should be detected (with latest patch)!!! Make sure you load the newly compiled
module. You should see "bttv0: i2c: checking for MSP34xx @ 0x80... found"...

> Sep 23 21:46:23 atlantis kernel: bttv0: i2c: checking for TDA9875 @
> 0xb0... not found
> Sep 23 21:46:23 atlantis kernel: bttv0: i2c: checking for TDA7432 @
> 0x8a... not found
> Sep 23 21:46:23 atlantis kernel: i2c-core.o: driver i2c TV tuner driver
> registered.
> Sep 23 21:46:23 atlantis kernel: tuner: chip found @ 0xc0
> Sep 23 21:46:23 atlantis kernel: bttv0: i2c attach [client=MT2032
> universal,ok]
> Sep 23 21:46:23 atlantis kernel: i2c-core.o: client [MT2032 universal]
> registered to adapter [bt848 #0](pos. 0).
> Sep 23 21:46:23 atlantis kernel: devfs: devfs_register(): device already
> registered: "v4l/video0"
> Sep 23 21:46:23 atlantis kernel: devfs: devfs_register(): device already
> registered: "v4l/vbi0"
> Sep 23 21:46:23 atlantis kernel: devfs: devfs_register(): device already
> registered: "v4l/radio0"

I dont know what the last 3 messages mean. Tried without devfs ?


> When I try to scan using scantv I get these;
> 
> Sep 23 22:06:26 atlantis kernel: tuner: tv freq set to 0.00
> Sep 23 22:06:26 atlantis kernel: tuner: TV freq (0.00) out of range (44-958)
> Sep 23 22:06:26 atlantis kernel: mt2032: rfin=0 lo1=207 lo1n=25 lo1a=7
> sel=4, lo1freq=1086750000

These are fine (debug=1). Freq out of range is just temporary when you start scanning...


> Actually, with the latest patch, I now get sound, and I can hear that
> the card kindof mutes when I change channel in xawtv. It's like if the
> antenna input is broken or something. (Yes the cable is ok... :)

Recently there was a report from somebody needing to warmboot from windows
to get the card working correctly.

However, is the sound correct (or noise only) ?
Add "debug=1" for the "msp3400"-module to see the sound carrier values.





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