Dynex DX-24LD230A12 User Manual (English) - Page 41
Troubleshooting
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Troubleshooting DX-24LD230A12 37 Troubleshooting Warning Do not try to repair your TV/DVD combo yourself. Contact authorized service personnel. Video and audio Problem Solution Picture does not fill the screen. There are black bars around the picture. No picture (screen is not lit) and no sound. Dark, poor, or no picture (screen is lit), but sound is good. • Change the aspect ratio. An increasing amount of digital TV and movies are presented in wide screen (16:9). See "Adjusting the TV picture" on page 21. • Press on the TV/DVD combo or the remote control. • Make sure that the video cables are connected securely to the back of your TV/DVD combo. • Adjust the contrast and brightness. See "Adjusting the TV picture" on page 21. • Make sure that the power cord is plugged in. • Make sure that the correct video input source is selected. See "Selecting the video input source" on page 17. • Try another channel. The station may be experiencing problems. • Make sure that the incoming signal is compatible. • Make sure the antenna or cable TV is connected correctly and securely. See "Connecting a cable or satellite box" on page 8 or "Connecting an antenna or cable TV (no box)" on page 11. • Check the closed caption settings. Some TEXT modes can block the screen. • Try another channel. The station may be experiencing problems. • Make sure that the antenna or cable TV is connected correctly and securely. See "Connecting a cable or satellite box" on page 8 or "Connecting an antenna or cable TV (no box)" on page 11. • Make sure that Audio Only option is set to Off. See "Playing TV audio only" on page 23. • Adjust the brightness. See "Adjusting the TV picture" on page 21. • Make sure that the correct picture mode is selected. See "Adjusting the TV picture" on page 21. • If you are using an antenna, the digital channel signal may be low. To check the digital channel signal strength, see "Checking the digital signal strength" on page 26. • If you are using an antenna and the signal strength is low, adjust the antenna or use a highly directional outdoor antenna or set-top antenna with a built-in amplifier. • Make sure that the video cables are connected securely to the back of your TV/DVD combo. • The video cable(s) you are using may be bad. Try a new set. • Try another channel. The station may be experiencing problems. Problem No color, dark picture, or color is not correct. Only snow (noise) appears on the screen. Dotted lines or stripes appear on the screen. Double images. Solution • Try another channel. The station may be experiencing problems. • Adjust the color saturation. See "Adjusting the TV picture" on page 21. • Make sure that the video cables are connected correctly and securely to the back of your TV/DVD combo. • Make sure that the antenna or cable TV is connected correctly and securely. See "Connecting a cable or satellite box" on page 8 or "Connecting an antenna or cable TV (no box)" on page 11. • If you are using an antenna, the digital channel signal may be low. To check the digital channel signal strength, see "Checking the digital signal strength" on page 26. • If you are using an antenna and the signal strength is low, adjust the antenna or use a highly directional outdoor antenna or set-top antenna with a built-in amplifier. • Try another channel. The station may be experiencing problems. • Make sure that the antenna or cable TV is connected correctly and securely. See "Connecting a cable or satellite box" on page 8 or "Connecting an antenna or cable TV (no box)" on page 11. • If you are using an antenna, the digital channel signal may be low. To check the digital channel signal strength, see "Checking the digital signal strength" on page 26. • If you are using an antenna and the signal strength is low, adjust the antenna or use a highly directional outdoor antenna or set-top antenna with a built-in amplifier. • Make sure that the antenna or cable TV is connected correctly and securely. See "Connecting a cable or satellite box" on page 8 or "Connecting an antenna or cable TV (no box)" on page 11. • If you are using an antenna, the digital channel signal may be low. To check the digital channel signal strength, see "Checking the digital signal strength" on page 26. • If you are using an antenna and the signal strength is low, adjust the antenna or use a highly directional outdoor antenna or set-top antenna with a built-in amplifier. • Make sure that the video cables are connected securely to the back of your TV/DVD combo. • The video cable(s) you are using may be bad. Try a new set. • Other devices (for example, surround sound receiver, external speakers, fans, or hair dryers) may be interfering with your TV/DVD combo. Try turning off one device at a time to determine which device is causing interference. Once you have determined which device is causing interference, move it further from the TV/DVD combo to eliminate the interference. • Use a highly directional outdoor antenna, cable TV, or satellite TV.