Troubleshooting - DAEWOO ELECTRONICS DSL-15D3 Instruction Manual

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Troubleshooting

Please check the following items before calling for the repair services.
Problem
TV set
Control/System lock up
Remote control does
not work.
Local buttons do not work.
No picture and no sound.
No picture.
No colour
Picture is too light or too dark. · Adjust the Brightness, Contrast.
The picture is improperly tinted. · Adjust the Colour temperature.
No sound.
Aerial
The picture is not sharp.
The picture shakes.
The picture is ghosted.
The picture is spotted(snow).
Picture has lines and faded
colours.
PC
Poor image
Image is not centered on screen · Adjust the Horizontal and vertical position.
All manuals and user guides at all-guides.com
Check item
· The TV may have malfunctioned.
· Switch your TV off and on again with the main
button on the TV set.
· Perform control/system lock up reset (as above)
· Replace the batteries in the remote controller.
· Make sure the Remote sensor window is not
understrong light e.g. a fluorescent lamps.
· Has the Child lock been switched on?
· Check that the TV set is switched on at the main
· Make sure the brightness and contrast are not set to minimum.
· Make sure the Colour is not set to minimum.
· Check the System settings.
· Check the Tint adjustment (NTSC signal)
· Check that the volume is not set to minimum.
· Check sound is not muted.
· Make sure headphones are not connected.
· Reception may be weak.
· The quality of the broadcast may also be poor.
· Make sure the aerial is facing the correct direction.
· Chcek that the outside aerial is not disconnected.
· Mountains or high buildings can cause double pictures.
· Try changing the direction of the aerial.
· There may be interference from automobiles, trains, high voltage lines,
neon lights, etc.
· There may be interference between the aerial cable and power cable.
· Try positioning cables further apart.
· Transmission aerial of amateur radios and cellular phones may cause
interference.
· Position the TV set as far away as possible from devices that may cause
interference.
· Adjust the Phase and Frequency.
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Reference page
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