Samsung LW32A23W, LW40A23W manual Troubleshooting Before Contacting Service Personnel

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BN68-448D-03Eng 10/29/03 1:09 AM Page 51

Troubleshooting: Before Contacting Service Personnel

Before contacting Samsung after-sales service, perform the following simple checks.

If you cannot solve the problem using the instructions below, note the model and serial number of your set and contact your local dealer.

No sound or picture

Check that the mains lead has been connected to a wall socket.

 

Check that you have pressed the POWER (

) button on the

 

 

front of the TV.

 

 

 

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.

 

 

 

 

 

 

 

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,

Check the direction, location and connections of your aerial.

distorted sound

 

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 adapter.

Compare these values with the data in the Display Modes Timing Chart.

The image is too light or too dark.

Adjust the Brightness and Contrast.

 

 

On PC mode, horizontal bars appear to

Adjust the Fine function.

flicker, jitter or shimmer on the image.

 

 

 

On PC mode, vertical bars appear to

Adjust the Coarse function and then adjust the Fine function.

flicker, jitter or shimmer on the image.

 

 

 

On PC mode, screen is black and

The TV is using its power management system.

power indicator light blinks every 1

Move the computer’s mouse or press a key on the keyboard.

seconds

 

 

 

On PC mode, image is not stable and

Check that the display resolution and frequency from your

may appear to vibrate.

Computer or video board is an available mode for your set. On your

 

Computer check: Control Panel, Display, Settings.

 

If the setting is not correct, use your computer utility programme to

 

change the display settings.

 

Your set supports multiscan display functions within the

 

following frequency domain:

 

Horizontal frequency: 30 ~ 61 kHz

 

Vertical frequency: 56 ~ 75 Hz

 

Maximum refresh rate: 1280 X 768@60Hz

 

 

On PC mode, image is not centered

Adjust the horizontal and vertical position.

on the screen.

 

 

 

English-51

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Contents LCD TV European Notice Europe Only Power SaverContact qualified service personnel Safety InstructionsContents Symbols Viewing the Control Panel PowerPower Indicator Remote Control SensorConnecting External A/V Devices Connecting an Aerial or Cable Television NetworkConnecting Set-Top Box, VCR or DVD Input/Output SpecificationConnecting Component Devices DTV/DVD Connecting ComputerConnecting Digital Audio Inputs Connecting 5.1 Channel Speakers For Home Theater Main Speaker When the speakers are separated from LCD TVMain Speaker When the speakers are attached with LCD TV Viewing the Remote Control All Functions Except Teletext Surround Viewing the Remote Control Teletext FunctionsRemote control doesn’t work! Check the following Installing Batteries in the Remote ControlMains lead is attached to the rear of your set Switching On and OffViewing Function Becoming Familiar with the Remote ControlOthers Plug and PlayChoosing Your Language If you want to reset this featureStoring Channels Automatically Button Sorting the Stored ChannelsEnter Storing Channels ManuallySystem required Channel modeDelete Editing the ChannelsThen Assigning Channels NamesLNA Low Noise Amplifier Fine Tuning Channel ReceptionChanging the Picture Standard Adjusting the Custom PictureChanging the Colour Tone Changing the Picture SizeYou can select the most comfortable colour tone to your eye DNIe technology will match every signal to your eye Freezing the Current PictureDNIe Digital Natural Image engine Viewing the Picture In Picture PIP Remote-control functions while PIP is On Features DescriptionAdjusting the Volume Switching the Sound Off TemporarilyYou can adjust the volume using your remote control Changing the Sound Standard Adjusting the Sound SettingsListening to the Sound of the Sub Picture Setting the Dolby Digital Surround Trademarks & Labels Surround Setting the Dolby Pro LogicResult Off AV1 AV2 AV3 S-Video Comp1 Comp2 Setting the External Digital SoundConnecting Headphones Adjusting Your Headphone PreferencesVolume, Balance, Bass, Treble Nicam Nicam Normal Selecting the Sound ModeType of broadcast On-screen indication StereoSetting and Displaying the Current Time PressTo display Press Setting the Sleep Timer Switching the Television On and Off Automatically Setting the Blue Screen Mode Viewing Pictures from External Sources Selecting a Device from External Sources1280 x 768 pixels Setting up Your PC Software Based on Widows 2000 or XPAdjusting the PC Screen Automatically Coarse and Fine Tuning of the Image Changing the Image Position Initializing the Image SettingsSelecting the DVI mode Contents Teletext DecoderDisplaying the Teletext Information To display Selecting a Specific TeletextUsing Flof to Select a Teletext Maximum refresh rate 1280 X 768@60Hz Troubleshooting Before Contacting Service PersonnelHorizontal frequency 30 ~ 61 kHz Vertical frequency 56 ~ 75 HzUnplug the LCD TV from the power outlet before cleaning Installing StandUsing the Anti-Theft Kensington Lock How to Install the Wall Bracket List of Contents Wall bracketHow to Adjust the Angle of the Bracket How to Attach the LCD TV to the Bracket Technical and Environmental Specifications Model LW32A23W LW40A23W Environmental Considerations Display Mode PC/DVIAudio Characteristics Mode Resolution HorizontalDVI connector Pin ConfigurationsImportant Notice Wiring the Mains Power Supply Plug UK OnlySetting Up Your Remote Control Setting Up the Remote to Operate Your Cable Box Setting Up the Remote to Operate Your DVD Remote Control Codes Memo After Sales Service