Hi List, I'm using an Avermedia 771 and although I have no difficulty tuning to a channel am not receiving any data once it has tuned. The mythtv szap # ./tzap -r BBC ONE using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' tuning to 618000000 Hz video pid 0x0000, audio pid 0x01b2 status 01 | signal ff0f | snr 0000 | ber 00000000 | unc 00000000 | status 1f | signal ff1f | snr c3c3 | ber 00000000 | unc 00000000 | FE_HAS_LOCK status 1f | signal ff25 | snr c6c6 | ber 00000000 | unc 00000000 | FE_HAS_LOCK mythtv szap # cat /dev/dvb/adapter0/dvr0 <nothing happens> MPlayer 1.0pre6-3.3.5-20050130 (C) 2000-2004 MPlayer Team CPU: Advanced Micro Devices Athlon Thunderbird (Family: 6, Stepping: 2) Detected cache-line size is 64 bytes CPUflags: MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 0 SSE2: 0 Compiled for x86 CPU with extensions: MMX MMX2 3DNow 3DNowEx 77 audio & 189 video codecs Playing /dev/dvb/adapter0/dvr0. Cache fill: 0.00% (0 bytes) <nothing happens> I'm running Gentoo's latest 2.6.12 with the 2.6.12 patches from the linuxtv.org download site. The kernel modules seem to be fine: mythtv test # lsmod Module Size Used by dvb_bt8xx 10180 0 nxt6000 7300 1 dvb_bt8xx mt352 6084 1 dvb_bt8xx sp887x 7684 1 dvb_bt8xx dst_ca 13376 1 dvb_bt8xx dst 18308 2 dvb_bt8xx,dst_ca bt878 8248 2 dvb_bt8xx,dst tuner 26472 0 bttv 147728 2 dvb_bt8xx,bt878 video_buf 17540 1 bttv btcx_risc 3912 1 bttv tveeprom 11672 1 bttv dvb_core 76328 2 dvb_bt8xx,dst_ca cx24110 7876 1 dvb_bt8xx or51211 9476 1 dvb_bt8xx firmware_class 7872 4 dvb_bt8xx,sp887x,bttv,or51211 nvidia 3706180 12 Can anyone help me investigate what might be wrong with my system? -- Barry Myles