Samsung LE46A551P2R - Manual (Page 49)

English - 
troubleshooting: before Contacting Service Personnel
No sound or picture Check that the mains lead has been connected to a wall socket.
Check that you have pressed the button on your set.
Check the picture contrast and brightness settings.
Check the volume.
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Normal picture but no sound Check the volume.
Check whether the MUtE button has been pressed on the remote control.
Check if "TV Speaker" is on
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Screen is black and power
indicator light blinks steadily
On your computer check; Power, Signal Cable.
The TV is using its power management system.
Move the computer’s mouse or press any key on the keyboard.
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No picture or black and white
picture
Adjust the colour settings.
Check that the broadcast system selected is correct.
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Sound and picture
interference
Try to identify the electrical appliance that is affecting the set and move it
further away.
Plug your set into a different mains socket.
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Blurred or snowy picture,
distorted sound
Check the direction, location and connections of your aerial.
This interference is often due to the use of an indoor aerial.
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Remote control malfunctions Replace the remote control batteries.
Clean the upper edge of the remote control (transmission window).
Check the battery terminals.
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"Check signal cable."
message is displayed
Check that the signal cable is firmly connected to the PC or video sources.
Check that the PC or video sources are turned on.
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On PC mode, "Not
Supported Mode." message
is displayed
Check the maximum resolution and the frequency of the video adaptor.
Compare these values with the data in the Display Modes.
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The damaged picture
appears in the corner of the
screen
If "Just Scan" is selected in some external devices, the damaged picture
may appear in the corner of the screen. This symptom is caused by
external devices, not TV.
The "Resets all settings to
the default values" message
appears.
This appears when you press and hold the EXIt button for a while. The
product settings are reset to the factory defaults.
The TFT LCD panel uses a panel consisting of sub pixels (6 220 800) which require sophisticated
technology to produce. However, there may be few bright or dark pixels on the screen. These pixels will
have no impact on the performance of the product.
BN68-01410A-00Eng-0220.indd 47 2008-02-20 �� 11:32:24