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Appendix
Problem
Possible Solution
• No power
• Unit cannot be operated.
• Remote control unit does not
operate.
• Picture is cut off/with sidebar
screen.
• Strange color, light color, or color
misalignment
• Power is suddenly turned off.
• No picture
• No sound
• The TV sometimes makes a
cracking sound.
• Check if you pressed POWER on the TV/DVD, or on the remote control unit.
(See page 20.)
• Is the AC cord disconnected?
(See page 9.)
• Has the power been turned on? (See page 20.)
• External influences such as lightning, static electricity, may cause improper
operation. In this case, operate the unit after first turning off the power of the TV/
DVD or unplugging the AC cord and replugging it in after 1 or 2 minutes.
• Are batteries inserted with polarity (+, -) aligned? (See page 10.)
• Are batteries worn out? (Replace with new batteries.)
• Are you using it under strong or fluorescent lighting?
• Is a fluorescent light illuminated near the remote control sensor?
• Are screen mode adjustments such as view mode choose made correctly? (See
page 22.)
• Adjust the picture tone. (See page 28.)
• Is the room too bright? The picture may look dark in a room that is too bright.
• Is the sleep timer set? (See page 13.)
• Check the Auto Shut Off settings. (See page 28.)
• The unit's internal temperature has increased.
Remove any objects blocking vent or clean.
• Is connection to other components correct? (See page 15.)
• Is correct input signal source selected after connection? (See page 15.)
• Is the correct input selected? (See page 15.)
• Is picture adjustment correct? (See page 28.)
• Is the volume too low? (See page 13.)
• Have you pressed MUTE on the remote control unit? (See page 13.)
• Is connection to other components correct? (See pages 15-19.)
• Check the audio output of the connected external equipment. Is the volume too low
or mufed?
• When external equipment is connected via an HDMI cable, you may need to
configure the audio to be output through the HDMI cable.
• This is not a malfunction. This happens when the cabinet slightly expands and
contracts according to change in temperature. This does not affect the TV's
performance.
The example of an error
Possible Solution
message displayed on a screen
• Digital channel signal strength is
• Check the antenna cable. Check that the antenna is correctly setup.
low
• Digital channel is scrambled
• It is subscription channel. Contact the service provider.
• The channel has audio contents only.
• Audio only
Problem
Possible Solution
• There is no image.
• Make sure the RGB cable is properly connected. (See page 19.)
• Make sure the output signal of the PC and the input signal setting of the TV/DVD set
are matched. (See page 19.)
• Some software prohibit video playback on an external display when playing back a
video with a notebook PC. This is not attributable to a problem with the TV/DVD set.
• There is no sound.
• Make sure the PC audio cable is properly connected. (See page 19.)
• Check if the mute function activates, or if the volume is set to minimum. (See page
13.)
• The text is blurred.
• Adjust "Clock" and "Phase" using the PC Setting menu. (See page 28.)
• The image is not displayed in the • Adjust "Hor Position" and "Ver Position" using the PC Setting menu. (See page 28.)
center of the screen.
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38
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Table of Contents
Troubleshooting
