I have got the above TV tuner card. It works Ok in windows. In rh 6.2 and as well mdk 7.2, I unable to get it work. I have gone thro' the kernel docs. I tried with kernel 2.2.17 and also 2.4.1 along with X 3.3.6 and also 4.0.2. Now I have kernel 2.4.1 and X 4.0.2 in RH 6.2. out put of video modules are like this. [root@lvghomepc] /lib/modules/2.4.1/kernel/drivers/media/video# l total 164 drwxrwxr-x 2 root root 4096 May 4 19:56 ./ drwxrwxr-x 3 root root 4096 May 4 19:44 ../ -rw-rw-r-- 1 root root 74985 May 4 19:44 bttv.o -rw-rw-r-- 1 root root 19540 May 4 19:44 msp3400.o -rw-rw-r-- 1 root root 5188 May 4 19:44 tda7432.o -rw-rw-r-- 1 root root 4872 May 4 19:44 tda9875.o -rw-rw-r-- 1 root root 6288 May 4 19:44 tuner.o -rw-rw-r-- 1 root root 12428 May 4 19:44 tvaudio.o -rw-rw-r-- 1 root root 6172 May 4 19:44 tvmixer.o -rw-rw-r-- 1 root root 7360 May 4 19:44 videodev.o [root@lvghomepc] /lib/modules/2.4.1/kernel/drivers/i2c# l total 52 drwxrwxr-x 2 root root 4096 May 4 19:44 ./ drwxrwxr-x 10 root root 4096 May 4 19:44 ../ -rw-rw-r-- 1 root root 11812 May 4 19:44 i2c-algo-bit.o -rw-rw-r-- 1 root root 22924 May 4 19:44 i2c-core.o -rw-rw-r-- 1 root root 7296 May 4 19:44 i2c-dev.o my modules.conf is like this #video lines # TV # i2c alias char-major-89 i2c-dev options i2c-core i2c_debug=1 options i2c-algo-bit bit_test=1 # bttv alias char-major-81 videodev alias char-major-81-0 bttv pre-install bttv modprobe -k msp3400; modprobe -k tuner options bttv card=37 bttv_debug=1 #tuner=5 options tuner debug=1 type=1 card was tried as 16 for play tv pro and 37 play tv. Tuner both 1 and 5 was tried. while sarting xawrv I get like this. [lvgandhi@lvghomepc] ~$ xawtv This is xawtv-3.43, running on Linux/i686 (2.4.1) x11: 800x600, 16 bit/pixel, 0 byte/scanline WARNING: Your X-Server has no DGA support. WARNING: couldn't find framebuffer base address, try manual configuration ("v4l-conf -a <addr>") v4l: 800x600, 16 bit/pixel, 1600 byte/scanline wmhooks: gnome ioctl: VIDIOCCAPTURE(on): Invalid argument any solutions? -- L.V.Gandhi MECON, 5th Floor, RTC Complex, Visakhapatnam AP 530020 INDIA lvgandhi@xxxxxxxx, 31882656@xxxxxxxxxxxxxxxxxxx