LG Electronics DU-37LZ30 owner manual Troubleshooting Checklist

Page 44

Troubleshooting Checklist

Troubleshooting Checklist

No picture &

No sound

Picture OK &

No sound

The remote control

doesn’t work

Picture appears slowly

after switching on

No or poor color or poor picture

Horizontal/vertical bars

or picture shaking

No output from one of

the speakers

Unusual sound from

inside the TV

•Check whether the TV is turned on.

•Is the power cord inserted into wall power outlet?

•Test the wall power outlet, plug another product’s power cord into the outlet where the TV’s power cord was plugged in.

•Press the VOLUME (G) button.

•Sound muted? Press MUTE button.

•Check to see if there is any object between the TV and the remote control causing obstruction.

•Are batteries installed with correct polarity (+ to +, - to -)? (Refer to p.8)

•Correct remote operating mode set: TV, VCR etc.?

•Install new batteries. (Refer to p.8)

•This is normal, the image is muted during the TV startup process. Please contact your service center, if the picture has not appeared after five minutes.

•Select Color in the Video menu and press the VOLUME (G) button. (Refer to p.21)

•Keep a sufficient distance between the TV and the VCR.

•Activate any function to restore the brightness of the picture.

(If still picture is on the screen for more than 5 minutes, the screen gets dark.)

•Check for local interference such as an electrical appliance or power tool.

•Adjust Balance in the AUDIO menu. (Refer to p.23)

•A change in ambient humidity or temperature may result in an unusual noise when the plasma display is turned on or off and does not indicate a fault with the TV.

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Contents LCD Regulatory Information Safety Instructions Safety Instructions On DisposalContents Volume F, G Buttons Enter ButtonMenu Button ON/OFF ButtonConnection Options DU-30LZ30Remote Control Key Functions Number buttonsInstallation Installation InstructionWire Holders Rear A/V CoverAntenna Connection Analog and Digital TV signals provided on one antennaExternal Equipment Connections VCR Setup Cable TV SetupConnection Option Cable BoxExternal A/V Source Setup How to connectHow to use Monitor Out SetupHdstb Setup Digital Audio OutputDigital Set-top Box Component 1, Component 2, RGB-DTV, or DVI-DTV sourceResolution Horizontal Vertical PC SetupMonitor Display Specifications RGB-PC / DVI-PC Mode Initializing Reset to original factory values Screen Setup for PC modeAdjustment for screen Position, Clock, and Phase Turning on the TV just after installation Turning on the TV power cord is still connectedTurning the TV On On-screen Menus Language SelectionChannel Edit Setup Menu OptionsEZ Scan Channel Search DTV Signal Strength Channel Label SetupFront LED Light Emitting Diode Display Setup Menu OptionsMain Picture Source Selection Video Menu Options EZ PictureManual Picture Control User option XD FunctionVideo Menu Options Color Temperature ControlVideo Preset Audio Menu Options Audio LanguageEZ SoundRite EZ SoundStereo/SAP Broadcasts Setup TV Speakers On/Off SetupAudio Menu Options Front SurroundAuto Clock Setup Manual Clock SetupOn/Off Timer Setup For only On timer functionAuto Off Sleep TimerTime Menu Options Option Menu Features Aspect Ratio ControlOption Menu Features Caption ModeCaption Analog Broadcasting System CaptionsCinema Mode Setup Split Zoom DTV 720p, or 1080i mode onlyCaption Option Demo ReviewLock Menu Options Chip rating and categoriesTV Rating Children TV Rating GeneralParental Lock Setup Selecting an Input Signal Source for PIP/Twin Picture PIP Picture-In-Picture / POP / Twin PictureWatching PIP/POP/Twin Picture Swapping the PIP/Twin PicturePOP Picture-out-of-Picture Channel Scan Adjusting Main and Sub Picture Sizes for Twin PictureMoving the PIP sub picture External Control Device Setup RS-232C SetupType of Connector D-Sub 9-Pin Male RS-232C ConfigurationsCommand Reference List Set IDCommunication Parameters Transmission / Receiving ProtocolPower Command2a Volume Mute Command2eInput Select Command2b Main Picture Input Aspect Ratio Command2c Main picture formatColor Command2i Tint Command2jSharpness Command2k OSD Select Command2lColor Temperature Command2u PIP Input Select Command2yChannel Add/Del Command m b Key Command m cHow to Connect Remote Control IR CodesCode Hexa Function Programming a code into a remote mode Programming the RemoteProgramming Codes VCRsHdstb AudioTroubleshooting Checklist Extended Absence Cleaning the ScreenCleaning the Cabinet Product Specifications Symptoms

DU-37LZ30 specifications

The LG Electronics DU-37LZ30 is a standout model in the line of large-screen televisions that combines advanced technology with user-friendly features, making it a popular choice for home theater enthusiasts. This 37-inch television is part of LG's acclaimed line of LCD displays, known for delivering vibrant colors and sharp images.

One of the standout characteristics of the DU-37LZ30 is its high resolution, providing exceptional clarity and detail in every frame. The screen resolution ensures that viewers enjoy a crisp and detailed viewing experience, whether watching movies, sports, or playing video games. The incorporation of LG's advanced color technology enhances the color reproduction, creating a lifelike visual experience that immerses viewers into the action.

Another key feature of the DU-37LZ30 is its sophisticated processing capabilities. The TV is equipped with advanced image processing technology that optimizes picture quality. This technology reduces motion blur, a critical advantage when watching fast-paced content. Viewers can expect smooth and clear images, maintaining clarity without sacrificing performance.

The design of the DU-37LZ30 is sleek and modern, making it an attractive addition to any living space. With its slim profile and minimalistic bezels, the TV enhances the aesthetic of the room while maximizing screen visibility. The device also supports various installation options, including wall mounting or traditional setup, allowing users to customize their viewing experience.

Connectivity options are another highlight of the DU-37LZ30. The television comes with multiple HDMI and USB ports, making it easy to connect external devices such as gaming consoles, Blu-ray players, and streaming devices. This versatility in connectivity allows for seamless integration into a home entertainment system.

Additionally, the DU-37LZ30 features user-friendly interfaces and settings that simplify operation. With intuitive remote controls and on-screen menus, adjusting settings and switching between devices is effortless, catering to viewers of all ages.

Lastly, the LG Electronics DU-37LZ30 is designed with energy efficiency in mind, ensuring reduced power consumption without compromising performance. This makes it an environmentally conscious choice for consumers seeking to enjoy high-quality entertainment options while being mindful of their energy footprint.

In summary, the LG Electronics DU-37LZ30 stands out with its vibrant display, advanced image processing, sleek design, and versatile connectivity options, making it an ideal choice for anyone looking to elevate their home entertainment experience.
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