Samsung LE-32A457 ユーザーズマニュアル

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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.
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.
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.
No picture or black and 
white picture.
 Adjust the colour settings.  
 Check that the broadcast system selected is correct.
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.
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.
Remote control malfunctions.   Replace the remote control batteries.   
 Clean the upper edge of the remote control (transmission window). 
 Check the battery terminals.
'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.
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. 
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 (3 133 440) 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.
BN68-01424D-Eng.indd   56
2008-03-03   ¿ÀÈÄ 5:22:16