[. . . ] Some speakers have no sound. l Due to stereo broadcasting and stereo recording, FM stereo, TV stereo and CD stereo only have only front left and right sound. [. . . ] Using 2. 1 channel speakers (DVD Movie with 5. 1 Surround recording): Set Audio on OSD to 2. 1 Channel. If you messed up the settings in the unit, you can reset back to factory setting: - Press SETUP in remote control - Go to Rating - Go to Load Factory Reset - Press ENTER (will reset to factory setting) 3. No Video on TV after video wire was connected: l User may press P-SCAN button on the remote control mistakenly. Press P-SCAN button for 1 or 2 times until picture shows on TV. Note: P-SCAN button on remote only works in STOP mode. Press once to show status Press twice to change; S-Video, YUV, YPbPr, S-Video in sequence Do not press button too fast. Black and white with rolling picture on TV: l User may press N/P button on the remote control mistakenly. [. . . ] Please press N/P for 1 or 2 times until color and stable picture shows on TV again. [. . . ]