Troubleshooting - THOMSON 27LB125B5 Bedienungsanleitung

TROUBLE SHOOTING
Before you call for service, determine the symptoms and make a few simple checks as
shown below.
TV set:
SYMPTOMS
Power does not turn ON
There is no picture or sound
There are spots on the screen
Degraded colors or tints
Improper screen position or size
The image appears distorted
The image is purple
The image appears too bright, and
there is a loss of definition in the
brightest areas of the image.
The image appears too 'washed out',
or the darkest areas of the image
appear too bright.
If "xxx searching" appears, the image
or signal cannot be produced by
display.
"Out of range" appears
Remote Control does not function
properly
There is no picture or sound, just
noise.
Picture is not clear.
No sound
No backlight
POSSIBLE CAUSES
Ensure whether the power plug is securely inserted into the
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receptacle.
Ensure the LCD TV power is ON (Indicated by the green LED on
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the front of the unit)
Reception other than those of broadcasting stations can be
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considered.
Check for connection to wrong terminal or for wrong input mode.
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Ensure the communication cable is properly connected between
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the Video Source and the LCD TV.
Check whether your AV equipments is affected by interference
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from automobiles, trains, high-voltage transmission lines, neon
signs or other potential sources of interference.
Check whether all image adjustments have been properly adjusted.
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Check whether screen position and size have been properly
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adjusted.
Ensure the TV's aspect ratio is properly set.
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Check the "Component" or "RGB" setting in the LCD TV and set
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it for the appropriate signal type.
Check whether the contrast setting is too high.
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The DVD player is set for a high-level output.
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The video signal has not been terminated properly somewhere in
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the system.
Check whether Brightness is set too high.
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The DVD player may be set at too high a brightness level.
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Check the cable for disconnection.
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Check for connection to proper terminal or for proper input
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mode.
Check whether the input signal is acceptable to the display.
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Check for incorrect battery orientation.
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Check for dead batteries
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Check for distance and angle from the display.
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Check whether remote control is properly being pointed at the
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display's receiver.
Check for any obstacle between the remote control and the
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display.
Check that the remote sensor window is not under strong
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fluorescent lighting.
Make sure the antenna cable is properly connected.
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Consider whether TV signals are being properly received.
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Make sure the antenna cable is properly connected.
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Consider whether TV signals are being properly received.
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Check whether you have selected "Mute" for Audio setting.
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Make sure the volume is not set to minimum.
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Make sure that headphones are not connected.
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Check cables for disconnection.
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A Mains cut could have switched the TV LCD panel in security
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mode. Press ON/OFF switch to reset the set.
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