LG Electronics 47LT770H manual General Troubleshooting, Installation, Picture Reception and Sound

Page 34

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34GENERAL TROUBLESHOOTING

GENERAL TROUBLESHOOTING

Installation

Symptom

Possible Cause(s)

Possible Solution(s)

Cannot direct enter

yy(TV in Pass-through Mode) Installer

yyIf the channel lineup is locked, only channels

channel number.

Menu item 028 CH. OVERIDE is set

that are active in the TV’s channel lineup can

 

to 0, i.e., disabled (recommended

be selected. Set Installer Menu item 028 CH.

 

setting).

OVERIDE to 1 to allow access for direct keypad

 

 

entry to all channels.

 

yy(TV in FTG Mode) The channel entered

yyChannel access is restricted to channels

 

is not part of the FTG Channel Map.

included in the FTG Channel Map. If necessary,

 

 

make changes to the FTG Channel Map using

 

 

the FTG File Manager or the FTG Configuration

 

 

Application, as appropriate.

No channels present after

yyAuto Tuning (Channel Search) not run.

yyRefer to Express Script or Custom Master TV

setup.

 

Setup procedure, as appropriate. Auto Tuning

 

 

must be run in order for the channel lineup

 

 

to be populated. Note for Express Script: You

 

 

must select “Execute Auto Search” in the Auto

 

 

Search screen to run the search. To re-activate

 

 

the Express Script, set Installer Menu item 117

 

 

FACT DEFAULT to 001.

Picture Reception and Sound

Symptom

Possible Cause(s)

Possible Solution(s)

No picture.

yyTV is turned OFF.

yyTurn TV ON.

 

 

yyPower failure?

 

yyAntenna/cable not connected.

yyConnect antenna/cable signal to TV.

 

yyConnections incorrect.

yyCheck connections on TV.

 

yyMPI not connected

yyIf applicable, connect MPI cable to MPI device.

 

yyEncrypted program.

yyTry another channel.

 

yyWrong tuning band.

yyAdjust Installer Menu settings.

Normal picture, poor or

yyBroadcast problem.

yyTry a different channel.

no sound.

yyAudio muted

yyPress MUTE or use Volume Up key to increase

 

 

 

sound level.

 

yyPillow/TV speaker not configured

yyCheck that Installer Menu items 020 FEATURE

 

properly.

LEVEL and 027 HOSPITAL MODE are set as

 

 

required. Also, if applicable, select TV Speaker in

 

 

the Audio Menu.

Erratic Operation

Symptom

Possible Cause(s)

Possible Solution(s)

Installer Menu setup.

yyWrong Installer Menu settings.

yyAdjust Installer Menu settings as required.

Image 34
Contents LED TV Important Safety Instructions Your productEnglish YyGrounding Thunder or lightning stormSpeed switching circuit, which supplies a large Occurs when watching or turning off the TVResidential installation. This equipment Energy and, if not installed and usedLicenses Open Source Software NoticeTable of Contents Installation Procedure Assembling and PreparingFor LT670H, LT673H, LT777H series 4EA, M6 x L51 For 47LT777HSee p.22 For 32/37/42LT670H 32/37/42/47LT777H See p.25 For LT770H seriesFor 47LT770H See p.22Optional Extras Magic RemoteUSB Input Hdmi Input Buttons For 26LT670H For 32/37/42LT670HHdmi Input For LT673H seriesSide Connection Panel Screen Buttons USB Input SpeakersHdmi Input Buttons Speakers EnglishPort Setting Up the TV Head screwsEnglish Screen from scratches EA the two Torx plus starConnect the power cord to a wall outlet DamageEnglish Type Attaching the TV to a deskLarge enough to support the TV securely Can obtain additional accessories from yourHang on the TV Local dealerBracket that meet the Vesa standard. Standard Make sure to use screws and wall mountFollowing table Tidying Cables Connect the external speaker For 26/32/37/42LT670H For 32/37/42/47LT770H, 32/37/42/47LT777HMaking Connections Remote Control VOL Timer CH aVOL Specifications Models32LT777H 42LT777H 42LT777H-UA Except 32LT770H, 32LT777H Picture Reception and Sound General TroubleshootingInstallation Erratic OperationInstaller Remote Page Page Page Child Safety LG Customer Information Center
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32LT777H, 47LT777H, 47LT770H, 37LT777H, 42LT770H specifications

LG Electronics has long been a leader in the television market, and its LT670H series exemplifies the company's commitment to innovation and quality. This series includes models in various sizes: 42LT670H, 26LT670H, 32LT670H, and 37LT670H, catering to different consumer preferences and space requirements.

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