LG Electronics 42LQ640H manual General Troubleshooting, Installation, Picture Reception and Sound

Page 21

GENERAL TROUBLESHOOTING 21

GENERAL TROUBLESHOOTING

The software may be updated for improvement in performance. The customer is responsible to ensure the compatibility of their equipment with any LG Electronics software. If needed, please consult with LG Electronics and update new software versions according to the guidance provided by LG Electronics.”

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.

ENGLISH

Image 21
Contents LED TV* / LCD TV English Important Safety InstructionsEnglish YyGrounding YyDisconnecting the Main PowerYyMoving YyVentilationScreen Preventing Image burn or Burn-in on your TVYyDot Defect For USA and Canada YyGenerated SoundOpen Source Software Notice LicensesTable of Contents Unpacking Assembling and PreparingAssembling and Preparing For 42CQ610H, 42LQ640HFront Panel Information For 22LQ630HFor 26/32LQ630H For 42LQ640H For 42CQ610HRear Jack Panel Antenna Jack Description Service only TV Link CFGLifting and Moving the TV Model Setting Up the TVStandard screw OptionalKensington Security System optional For 32LQ630H For 22LQ630H For 26LQ630HFor 42CQ610H For 42LQ640H Condition SpecificationsInstallation General TroubleshootingSymptom Possible Causes Possible Solutions Picture Reception and SoundInstaller Remote Page LG Customer Information Center