If you have PixelView PlayTV 400 USB TV Tuner, but you can't hear the sound when you use ChrisTV software, just follow this simple steps to configure ChrisTV sofwtware sound:
1.

Step 1: Main Setting
2.

Step 2: Interface Setting
3.

Step 3: Advanced Setting
4.

Step 4: Other Settings
5.

Step 5: Image and Sound Setting
6.

Step 6: Driver Settings (Basic Settings)
7.

Step 7: Driver Settings (Advanced Settings - Main Settings)
8.

Step 8: Driver Settings (Advanced Settings - Additional Settings)
After that, in volume control panel (playback) unmute all but microphone inputs and set the volume cursors at half; it should work!
If you still have the problem with your sound, try to replace ChrisTV.ini file in C:\Programm File\ ChrisTV Lite\ (in windows XP) with
THIS FILE .
Still not work ? then you might want to visit ChrisTV forum at
http://forum.chris-tv.com
Article's Source:
Setting ChrisTV Software Sound for PixelView PlayTV 400 USB
Credited To: Walivax
Copyrighted by
Monx Digital Library