[mythtvnz] Tuning FreeView - can't lock transponder and
FRONTEND DEVICE busy?
Steven Ellis
mythtvnz@lists.linuxnut.co.nz
Tue, 7 Aug 2007 19:12:50 +1200 (NZST)
On Tue, August 7, 2007 6:47 pm, Bob wrote:
> Hi.
>
> I'm trying to tune a Hauppauge Nova S Plus into the FreeView channels,
> attempting to follow the instructions at
> http://www.wlug.org.nz/FreeViewMythTvSetup.
>
> Depending upon which transponder I try to tune with dvbtune I either ge=
t
> no
> lock or get a lock but a FRONTEND DEVICE error
Ok do you know the type of LNB on your dish, and in particular the LNB LO=
..
There is a chance you need to tweak the dvbtune command to suit your LNB
Steve
> The TVNZ transponder:
>
> # dvbtune -f 1183000 -s 22500 -p h -m
> Using DVB card "Conexant CX24123/CX24109"
> tuning DVB-S to L-Band:0, Pol:H Srate=3D22500000, 22kHz=3Doff
> ERROR setting tone
> : Invalid argument
> polling....
> Getting frontend event
> FE_STATUS:
> polling....
> Getting frontend event
> FE_STATUS: FE_HAS_SIGNAL
> polling....
> polling....
>
> then it continues polling.
>
>
> On the TV3 transponder (or a SKY one for that matter)
>
> # dvbtune -f 1156000 -s 22500 -p h -m
> Using DVB card "Conexant CX24123/CX24109"
> tuning DVB-S to L-Band:0, Pol:H Srate=3D22500000, 22kHz=3Doff
> ERROR setting tone
> : Invalid argument
> polling....
> Getting frontend event
> FE_STATUS: FE_HAS_SIGNAL
> polling....
> Getting frontend event
> FE_STATUS:
> polling....
> Getting frontend event
> FE_STATUS: FE_HAS_SIGNAL
> polling....
> Getting frontend event
> FE_STATUS: FE_HAS_SIGNAL FE_HAS_LOCK FE_HAS_CARRIER FE_HAS_VITERBI
> FE_HAS_SYNC
> Event: Frequency: 11756000
> SymbolRate: 22500000
> FEC_inner: 3
>
> Bit error rate: 0
> Signal strength: 62208
> SNR: 62495
> FE_STATUS: FE_HAS_SIGNAL FE_HAS_LOCK FE_HAS_CARRIER FE_HAS_VITERBI
> FE_HAS_SYNC
> frontend: 8FRONTEND DEVICE: : Device or resource busy
>
> Myth certainly isn't running and I have the following modules loaded (I
> get
> the same problem immediately after I modprobe them):
>
> # lsmod
> Module Size Used by
> cx88_dvb 15684 0
> cx88_vp3054_i2c 5312 1 cx88_dvb
> cx8802 16708 1 cx88_dvb
> cx88xx 66724 2 cx88_dvb,cx8802
> isl6421 2432 1
> cx24123 13320 1
> dvb_pll 13508 1 cx88_dvb
> video_buf_dvb 5636 1 cx88_dvb
> dvb_core 82352 1 video_buf_dvb
> it87 22352 0
> hwmon_vid 3712 1 it87
> i2c_isa 5312 1 it87
> usbhid 24480 0
> snd_pcm 81160 0
> snd_timer 22088 1 snd_pcm
> snd 56936 2 snd_pcm,snd_timer
> snd_page_alloc 8528 1 snd_pcm
> ir_common 32452 1 cx88xx
> i2c_algo_bit 7880 2 cx88_vp3054_i2c,cx88xx
> video_buf 23172 4 cx88_dvb,cx8802,cx88xx,video_buf_dvb
> tveeprom 16976 1 cx88xx
> videodev 26944 1 cx88xx
> v4l1_compat 13316 1 videodev
> compat_ioctl32 9408 0
> v4l2_common 18048 3 cx88xx,videodev,compat_ioctl32
> btcx_risc 4744 2 cx8802,cx88xx
> nvidia 8104376 0
> ohci1394 33160 0
> ohci_hcd 20932 0
> ehci_hcd 31244 0
> usbcore 130544 4 usbhid,ohci_hcd,ehci_hcd
> evdev 10048 0
> sg 24672 0
>
>
> Does anybody have any advice on what might be going wrong? Any more
> information I can provide?
>
>
> Thanks very much
> Bob
>
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--------------------------------------------
Steven Ellis - Technical Director
OpenMedia Limited - The Home of myPVR
email - steven@openmedia.co.nz
sales - sales@openmedia.co.nz
support - support@openmedia.co.nz
website - http://www.openmedia.co.nz