Operation Manual

28
EN
TROUBLESHOOTING GUIDE
Sometimes a performance problem can be easily solved by checking seemingly apparent but often overlooked
possibilities. Before arranging for service, check these items. It could save you time and money.
Problem Possible Remedy
Remote control does not work
• Is unit plugged in?
• Power at outlet?
• Check batteries in remote control.
Bars on TV screen
• If outside antenna is being used, check for broken wire.
• Check for local interference.
Picture distorted
• Try a new channel, if OK, then possibly due to poor channel reception.
• If outside antenna is being used, check for broken wire.
• Surrounding temperature is too low.
Picture rolls vertically
• Try a new channel, if OK, then possibly due to poor channel reception.
• If outside antenna is being used, check for broken wire.
• Check for local interference.
No colour
• Try a new channel, if OK, then possibly due to poor channel reception.
• Is antenna connected to terminal on the back of the unit?
• If outside antenna is being used, check for broken wire.
• Adjust [Colour] control.
Ghosts in picture
or
Poor reception on some channels
• Try a new channel, if OK, then possibly due to poor channel reception.
• Is antenna connected to terminal on the back of the unit?
• If outside antenna is being used, check for broken wire.
• Check for local interference.
Weak picture
• Try a new channel, if OK, then possibly due to poor channel reception.
• Is antenna connected to terminal on the back of the unit?
• If outside antenna is being used, check for broken wire.
• Adjust [Contrast] and [Brightness] control.
• Surrounding temperature is too low.
Lines or streaks in picture
• Try a new channel, if OK, then possibly due to poor channel reception.
• If outside antenna is being used, check for broken wire.
• Check for local interference.
Picture blurred
• Try a new channel, if OK, then possibly due to poor channel reception.
• If outside antenna is being used, check for broken wire.
Sound OK, picture poor
• Try a new channel, if OK, then possibly due to poor channel reception.
• Is antenna connected to terminal on the back of the unit?
• If outside antenna is being used, check for broken wire.
• Check for local interference.
• Adjust [Contrast] and
[Brightness] control.
Picture OK, sound poor
• Try a new channel, if OK, then possibly due to poor channel reception.
• Check for local interference.
No picture or sound
• Try a new channel, if OK, then possibly due to poor channel reception.
• Is unit plugged in?
• Power at outlet?
• Is unit’s power on?
• Is antenna connected to terminal on the back of the unit?
• If outside antenna is being used, check for broken wire.
• Unplug the AC power cord and wait for about 1 minute, then plug the AC
power cord and turn on the unit again.
Different colour marks on TV
screen
• Try a new channel, if OK, then possibly due to poor channel reception.