Troubleshooting | LG Electronics M1950D, M2450D, M2250D, M2550D

ENGLISH

4TABLE OF CONTENTS

81 TROUBLESHOOTING

81General

82PC mode

84 TROUBLESHOOTING WHEN

USING 3D MODE

85 SPECIFICATIONS

94 IR CODES

95 EXTERNAL CONTROL DEVICE

SETUP

95RS-232C Setup

95Type of connector; D-Sub 9-Pin Male

96RS-232C configurations

97Communication Parameters

97Command reference list

98Transmission / Receiving protocol

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LG Electronics M1950D, M2450D, M2250D, M2550D, DM2350D owner manual Troubleshooting

Contents

LED LCD/CINEMA 3D Monitor TV Contents Digital Teletext Troubleshooting Licenses Assembling and Preparing Unpacking Clip type Normal type Card Slot Remote Control Sensor Parts and buttonsTouch Buttons Connection panel See p.71 Touch button Description Touch Buttons Setting up the Monitor set Lifting and moving the Monitor setAttaching the Stand Base Detaching the Stand Base and Body Mounting on a table Connect the AC-DC Adapter and Power Cord to a wall outletRemove 2 screws and pull out the Stand Body Mounting on a wall Tidying cables Remote Control 3D SETTINGOnly 3D Mode Returns to the previously Auto Config Navigation buttons Scrolls through menus or optionsUSB Menu control buttons See p.44 Coloured buttons Using the Monitor SET Connecting to a PCHdmi connection YyUse a High Speed Hdmi Cable DVI to Hdmi connection RGB connection Adjusting the screen Selecting an image modePicture Mode and press OK YyIf you do not use an optional external Customizing image options Customizing PC display options Selecting an sound mode Adjusting the soundCustomizing sound options Connecting an antenna or cable Connecting an antenna or basic cableConnecting with a cable box Watching TV Language Mode Setting Country Auto Tuning Accessing the TV for the first timeUse mode Automatically setting up programmes Watching TVManaging programmes Programmes English Setup → Auto Tuning → Cable Manually setting up programmes Digital modeWhen selecting Cable DVB cable mode Finland, Sweden, Denmark, Norway or Manually setting up programmes In analogue mode Assigning a station name Cable DTV Setting In Cable Mode only DTV Setting and press OKService Operator or Channel Auto update Editing your programme list DTV/RADIO mode TV mode Software Update YySelect the Yes using the button and youSoftware Update and press OK When setting Software Update Diagnostics CI Common interface Information Favourite programme setup Selecting the programme list Using additional options Adjusting aspect ratioJust Scan Original RGB-PC, HDMI-PC mode only Using the input list Selecting an input sourceAdding an Input label YyIf you select Do not show message On-screen menu language Country selection If you want to change Language Country selection Language selection In digital mode only Audio Language SelectionAudio Language OSD Information Display Status Using the Lock options Locking the buttons on the Monitor setSubtitle Language OSD Information Display Using the Quick menu Parental control Digital mode only EPG Electronic Programme Guide in Digital Mode Using Electronic Programme GuideSwitch on/off EPG Select a programme Button Function in 8 Day Guide Mode Button Function in NOW/NEXT Guide ModeButton Function in Date Change Mode Button Function in Schedule List Mode Button Function in Record/ Remind Setting ModeButton Function in Extended Description Box Connecting USB storage devices Using integrated media featuresEntertainment Tips for using USB storage devices Select Drive1 to access the connected USB storage device Browsing filesPhoto LIST, Music List or Movie List and press OK Up Folder View photos by using the following menus Viewing PhotosUse the following options while viewing photos Options Number of selected photos When you select the Set Video Sound Mode, Auto Volume, Clear Voice II, BalancePlay music by using the following menus Listening to Music Control playback by using the following Menu options for Music ListButtons Folder name / file name Viewing Movies YyMax bit rate of playable movie file is 20 MbpsVideo Decoder Yydat MPEG1 Menu options for Movie List Yy1920 x 1080 @ 30pTo Set Video Play, Set Video or Set Audio When you select the Set Video Play Press the Navigation button to make appropriate adjustmentsPress the Navigation button to show Picture Size, Audio Language or Subtitle Language Deactivating the DivX feature DivX registration code Precautions to take when viewing 3D images 3D Imagingonly 3D Model3D Technology »» You should be able to see all of the screen at eye level When using 3D Glasses Cancel Close the pop-up window 3D Imaging Viewing RangeViewing 3D Imaging Press 3D button to to 2D Off or 3D Off 3D Mode Setting Option Available Programme settings are described in the following Customizing Settings Accessing main menus Customizing settings Setup settingsCable Mode Is supported. See p.29 Only See p.32 Picture settings Available picture settings are described in the followingSetting Description Aspect Ratio Set 3D Video Basic image options Advanced image options Audio settings Setting Description Auto VolumeAvailable audio options are described in the following Clear Voice ll Setting Description Mode Audio Input Digital Audio outputDigital Mode TV Speaker Mono sound selection Stereo/Dual Reception In Analogue Mode OnlyLanguage selection for dual language broadcast Available time settings are described in the following Time settingsSetting Description Clock Option settings Lock settings Available lock settings are described in the followingLock System Rating Available input settings are described in the following Input settingsSetting Description Antenna USB settings Deactivation Making Connections Connection overviewConnection type Video Audio Hdmi highly recommended Component HD Receiver USB Hdmi OUT Component connection Euro Scart connection Headphone connection Connecting to an audio systemDigital optical audio connection Connecting to a USB Switch On/Off TeletextSimple Text Top Text Time Hold Reveal Update Close Index FastextSpecial Teletext Function Text Option Teletext in digital service Teletext within digital serviceDigital Teletext Maintenance Power cordScreen and frame Cabinet and stand General TroubleshootingOperation does not work normally There is a problem with Picture settings PC modeNo image is displayed After-image appears on the product Troubleshooting When Using 3D Mode Cannot see 3D image properly Specifications M1950D M2250D M2350D DM2350D M2450D M2550D RGB PC supported mode Hdmi PC supported mode Resolution Horizontal Vertical FrequencykHz FrequencyHz Component supported mode Hdmi DTV supported modeComponent port connecting informatio Signal Playable 3D video format 3D video input format supported. Only 3D Model IR Codes YyThis feature is not available for all modelsCode Hexa Function External Control Device Setup RS-232C SetupType of connector D-Sub 9-Pin Male RS-232C RS-232C configurations Wire Configuration Serial female-female Null modem cableWire ConfigurationsNot standard Set ID Communication Parameters Command reference listInput select Main Transmission Command1Command2 Set ID DataCr OK Acknowledgement Command2 Set ID OKDataxError Acknowledgement Command2 Set ID NGDatax Transmission / Receiving protocol Screen Mute Command k d Volume Mute Command k eAspect Ratio Command k c Main Picture Size Volume Control Command k f Brightness Command k h OSD Select Command k l Colour Command kTint Command k j Treble Command k r To adjust treble Balance Command k t Auto ConfigureCommand j u Tune Command Command m a Back Light Command m g To Control the back light Programme Add/Skip Command m b Key Command m cReal data mapping Data01 Data02Cr UK Only Page Model Serial