OWNER’S MANUAL LED TV * LG LED TV refers to an LCD screen with LED backlights. Please read this manual carefully before operating your set and retain it for future reference. 42LA6900 42LA7400 47LA6900 47LA7400 www.lg.
IMPORTANT SAFETY INSTRUCTIONS Safety Instructions Please read these safety precautions carefully before using the product. WARNING yyDo not plug too many electrical devices into a single multiple electrical outlet. Otherwise, this may result in fire due to over-heating.
IMPORTANT SAFETY INSTRUCTIONS 3 yyDo not allow a impact shock or any objects to fall into the product, and do not drop onto the screen with something. You may be injured or the product can be damaged. yyIf you intend to mount the product to a wall, attach VESA standard mounting interface (optional parts) to the back of the product. When you install the set to use the wall mounting bracket (optional parts), fix it carefully so as not to drop.
IMPORTANT SAFETY INSTRUCTIONS yyPeriodically examine the cord of your appliance, and if its appearance indicates damage or deterioration, unplug it, discontinue use of the appliance, and have the cord replaced with an exact replacement part by an authorized servicer. yyPrevent dust collecting on the power plug pins or outlet. This may cause a fire hazard. yyProtect the power cord from physical or mechanical abuse, such as being twisted, kinked, pinched, closed in a door, or walked upon.
IMPORTANT SAFETY INSTRUCTIONS Viewing 3D Imaging 5 CAUTION Viewing Environment WARNING Viewing Environment yyViewing Time - When watching 3D content, take 5 - 15 minute breaks every hour. Viewing 3D content for a long period of time may cause headache, dizziness, fatigue or eye strain.
LICENSES / OPEN SOURCE SOFTWARE NOTICE LICENSES Supported licenses may differ by model. For more information about licenses, visit ‘www.lg.com’. Manufactured under license from Dolby Laboratories. “Dolby” and the double-D symbol are trademarks of Dolby Laboratories. The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI logo are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other countries.
TABLE OF CONTENTS 7 TABLE OF CONTENTS 2 Safety Instructions 5 Viewing 3D Imaging 6 LICENSES 6 OPEN SOURCE SOFTWARE NOTICE 27 REMOTE CONTROL 29 Magic Remote Control Functions 30 30 30 Registering Magic Remote Control How to use Magic Remote Control Precautions to Take when Using the Magic Remote Control 7 TABLE OF CONTENTS 31 Using the user guide 8 Installation Procedure 32 SPECIFICATIONS 8 ASSEMBLING AND PREPARING Unpacking Optional Extras Parts and Buttons Lifting and moving the TV Setting
Instalation Procedure / ASSEMBLING AND PREPARING Installation Procedure 1 Open the package and make sure all the accessories are included. 2 Attach the stand to the TV set. 3 Connect an external device to the TV set. 4 Make sure the network connection is available. You can use the TV network functions only when the network connection is made. ASSEMBLING AND PREPARING Unpacking Check your product box for the following items.
ASSEMBLING AND PREPARING Magic Remote Control, Batteries (AA) (See p. 29) Remote control, Batteries (AAA) (See p. 27) Owner’s Manual Cinema 3D Glasses The number of 3D glasses may differ depending on the model or country. Stand Screws 4 EA, M4 x 20 (See p. 13) Cable Holder (See p. 15) 9 Tag On Tag On Power Cord ENGLISH Stand Base (See p.
ASSEMBLING AND PREPARING Optional Extras Optional extras can be changed or modified for quality improvement without any notification. Contact your dealer to buy these items. These devices only work with certain models. The model name or design may be changed manufacturer’s circumstances or policies. AN-MR400 Magic Remote AG-F*** Cinema 3D Glasses. AG-F***DP Dual Play Glasses.
ASSEMBLING AND PREPARING 11 Parts and Buttons Screen OK SETTINGS INPUT Buttons Speakers Remote control senser ENGLISH Logo light Button Description / (^ / v) Scrolls through the saved channels. / (+ / -) Adjusts the volume level. (OK ⊙) Selects the highlighted menu option or confirms an input. (SETTINGS) Accesses the main menus, or saves your input and exits the menus. (INPUT Changes the input source. ( / I) ) Turns the power on or off.
ASSEMBLING AND PREPARING Lifting and moving the TV When moving or lifting the TV, read the following to prevent the TV from being scratched or damaged and for safe transportation regardless of its type and size. CAUTION yyAvoid touching the screen at all times, as this may result in damage to the screen. yyIt is recommended to move the TV in the box or packing material that the TV originally came in. yyBefore moving or lifting the TV, disconnect the power cord and all cables.
ASSEMBLING AND PREPARING 13 Setting up the TV You can mount your TV to a wall or attach the stand if you wish to place the TV on an entertainment center or other furniture. Attaching the stand If you are not mounting the TV to a wall, use the following instructions to attach the stand. CAUTION yyWhen attaching the stand to the TV set, place the screen facing down on a cushioned table or flat surface to protect the screen from scratches. yyMake sure that the screws are fastened tightly.
ASSEMBLING AND PREPARING Mounting on a table 1 Adjusting the angle of the TV to suit view Lift and tilt the TV into its upright position on a table. - Leave a 10 cm (minimum) space from the wall for proper ventilation. Swivel 10 degrees to the left or right and adjust the angle of the TV to suit your view.  10 10 10 cm 10 cm 10 cm 10 cm 2 Connect the power cord to a wall outlet. CAUTION yyDo not place the TV near or on sources of heat, as this may result in fire or other damage.
ASSEMBLING AND PREPARING Securing the TV to a wall (optional) (Depending on model) 1 Insert and tighten the eye-bolts, or TV brackets and bolts on the back of the TV. - If there are bolts inserted at the eye-bolts position, remove the bolts first. Mount the wall brackets with the bolts to the wall. Match the location of the wall bracket and the eyebolts on the rear of the TV. 3 Connect the eye-bolts and wall brackets tightly with a sturdy rope.
ASSEMBLING AND PREPARING Mounting on a wall CAUTION An optional wall mount can be used with your LG Television. Consult with your local dealer for a wall mount that supports the VESA standard used by your TV model. Carefully attach the wall mount bracket at the rear of the TV. Install the wall mount bracket on a solid wall perpendicular to the floor. If you are attaching the TV to other building materials, please contact qualified personnel to install the wall mount.
MAKING CONNECTIONS 17 MAKING CONNECTIONS You can connect various external devices to the TV. Supported external devices are: HD receivers, DVD players, VCRs, audio systems, USB storage devices, PC, gaming devices, and other external devices. For more information on external device’s connection, refer to the manual provided with each device. NOTE yyIf you record a TV program on a DVD recorder or VCR, make sure to connect the TV signal input cable to the TV through a DVD recorder or VCR.
MAKING CONNECTIONS Connecting to a HD receiver, DVD Player, or VCR Connect a HD receiver, DVD Player, or VCR to the TV and select an appropriate input mode. HDMI Connection HDMI is the best way to connect a device. Transmits the digital video and audio signals from an external device to the TV. Connect the external device and the TV with the HDMI cable as shown in the following illustration. NOTE yyUse the latest High Speed HDMI™ Cable with CEC (Customer Electronics Control) function.
MAKING CONNECTIONS 19 DVI to HDMI Connection Transmits the digital video signal from an external device to the TV. Connect the external device and the TV with the DVI-HDMI cable as shown in the following illustration. To transmit an audio signal, connect an audio cable. NOTE yyWhen using the HDMI/DVI cable, Single link is only supported. (*Not Provided) Y PR L R PC-AUDIO IN R AUDIO L / MONO COMPONENT IN / AV IN PB ENGLISH VIDEO 1(ARC) 2 /DVI IN 3 (MHL) Choose any HDMI input port to connect.
MAKING CONNECTIONS Connecting to a mobile phone Mobile High-definition Link (MHL) is an interface for transmitting digital audiovisual signals from mobile phones to television sets. NOTE 3 (MHL) yyConnect the mobile phone to the HDMI IN 3 (MHL) port to view the phone screen on the TV. yyThis only works for the MHL-enabled phone. yyWith some MHL supporting mobile phones, you can use the TV remote to control the phone. yyAn MHL passive cable is needed to connect the TV and a mobile phone.
MAKING CONNECTIONS 21 Component Connection Transmits analog video and audio signals from an external device to the TV. Connect the external device and the TV with a component cable as shown in the following illustration. NOTE Y GREEN BLUE R L PR RED R AUDIO L / MONO COMPONENT IN / AV IN PB VIDEO yyIf cables are installed incorrectly, it could cause the image to display in black and white or with distorted color. yyCheck to ensure the cables are matched with the corresponding color connection.
MAKING CONNECTIONS Composite Connection Transmits analog video and audio signals from an external device to the TV. Connect the external device and the TV with the composite cable as shown in the following illustration. NOTE yyCheck to ensure the cables are matched with the corresponding color connection.
MAKING CONNECTIONS 23 Connecting to a PC NOTE yyIt is recommended to use an HDMI connection for the best image quality. yyDepending on the graphics card, DOS mode video may not work if a HDMI to DVI Cable is in use. yyIn PC mode, there may be noise associated with the resolution, vertical pattern, contrast or brightness.
IN 2 MAKING CONNECTIONS 1(ARC) 24 Method B: DVI to HDMI Connection 3 (MHL) Choose any HDMI input port to connect. It does not matter which port you use.
MAKING CONNECTIONS 25 Connecting to an Audio System You can use an optional external audio system instead of the built-in speaker. Digital Optical Audio Connection Transmits a digital audio signal from the TV to an external device. Connect the external device and the TV with the optical audio cable as shown in the following illustration. NOTE yyDo not look into the optical output port. Looking at the laser beam may damage your vision.
MAKING CONNECTIONS Connecting Headphones You listen to the sound using headphones. NOTE yyAUDIO menu options are disabled when headphones are connected. yyWhen changing AV MODE with headphones connected, the change is applied to video but not to audio. yyOptical Digital Audio Out is not available when headphones are connected. yyHeadphone impedance: 16 Ω yyMax audio output: 10 mW to 15 mW yyHeadphone jack size: 0.35 cm (0.
REMOTE CONTROL 27 REMOTE CONTROL The descriptions in this manual are based on the buttons on the remote control. Please read this manual carefully and use the TV correctly. To install batteries, open the battery cover, and ends to the label inside the compartment, replace batteries (1.5 V AAA) matching the and close the battery cover. To remove the batteries, perform the installation actions in reverse. CAUTION yyDo not mix old and new batteries, as this may damage the remote control.
REMOTE CONTROL RATIO INPUT TV / RAD 1 2 3 INFO Views the information of the current program and screen. 4 5 6 SMART Accesses the Smart Home menu. 7 8 9 LIST 0 Q.VIEW MY APPS Shows the list of Apps. Navigation buttons (up/down/left/right) Scrolls through menus or options. OK ꔉ Selects menus or options and confirms your input. FAV P ꕣ BACK Returns to the previous level. GUIDE Displays the program event according to time scheduler.
MAGIC REMOTE CONTROL FUNCTIONS 29 Magic Remote Control Functions When the message “Magic remote control battery is low. Change the battery.” is displayed, replace the battery. To install batteries, open the battery cover, replace batteries (1.5 V AA) and ends to the label inside the compartment, and close the battery cover. matching Be sure to point the remote control at the remote control sensor on the TV. To remove the batteries, perform the installation actions in reverse.
MAGIC REMOTE CONTROL FUNCTIONS Registering Magic Remote Control Info. The Magic Remote Control operates by pairing with your TV.Once you purchased the TV, please register the Magic remote control as follows; How to register the Magic Remote Control (Wheel) To register automatically, turn the TV on and press the Wheel (OK). When registration is completed, the completion message appears on the screen.
USING THE USER GUIDE uSING tHE uSEr GuIdE OPTION > To set language SMART Settings OPTION Language Selects Menu Language and Audio Language displayed on the screen. User Guide allows you to easily access detailed TV information. 1 2 Press SMART menu. button to access the Smart Home Select User Guide and press the OK button. Menu Language Selects a screen menu language.
SPECIFICATIONS SPECIFICATIONS Product specifications may be changed without prior notice due to upgrade of product functions.
SPECIFICATIONS MODELS Dimensions (Width With stand x Height x Depth) Without stand Weight 14.3 Kg 12.2 Kg AC 100-240 V~ 50 / 60 Hz Dimensions (Width With stand x Height x Depth) Without stand Power requirement 951 x 634 x 269 (mm) 951 x 564 x 56.2 (mm) With stand MODELS Weight 42LA7400 (42LA7400-CB) Without stand Power requirement 33 47LA7400 (47LA7400-CB) 1063 x 697 x 269 (mm) 1063 x 627 x 56.2 (mm) With stand 16.7 Kg Without stand 14.
SPECIFICATIONS HDMI (DTV) supported mode HDMI (PC) supported mode Resolution Horizontal Frequency (kHz) Vertical Frequency (Hz) Resolution Horizontal Frequency (kHz) Vertical Frequency (Hz) 640 x 480 31.469 / 31.5 59.94 / 60 640 x 350 31.468 70.09 720 x 480 31.469 / 31.5 59.94 / 60 720 x 400 31.469 70.08 720 x 576 31.25 15.625 50 50 640 x 480 31.469 59.94 37.500 44.96 / 45 50 59.94 / 60 800 x 600 37.879 60.31 1280 x 720 1024 x 768 48.363 60.00 59.94 / 60 25 / 50.
SPECIFICATIONS 35 3D supported mode Video, which is input as below media contents is switched into the 3D screen automatically. yy The method for 3D digital broadcast may differ depending on the signal environment. If video is not yy switched automatically into 3D, manually convert the settings to view 3D images. 3D supported mode automatically Input Signal 640 x 480 Horizontal Frequency (kHz) 576p 59.94 / 60 HDMI 1080i Top & Bottom, Side by Side(Half), Side by Side(Full) 62.
SPECIFICATIONS / external control device setup 3D supported mode manually Signal Input Resolution Horizontal Frequency (kHz) Verticla Frequency (Hz) DTV HD / SD - - ATV(CVBS) SD - - Component HD / SD - - 1024 x 768 48.36 1360 x 768 47.
MAINTENANCE / TROUBLESHOOTING 37 MAINTENANCE Cleaning Your TV Clean your TV regularly to keep it at peak performance and to extend the product lifespan. CAUTION yyMake sure to turn the power off and disconnect the power cord and all other cables first. yyWhen the TV is left unattended or unused for a long time, disconnect the power cord from the wall outlet to prevent possible damage from lightning or power surges.
The model and serial number of the TV is located on the back and one side of the TV. Record it below should you ever need service.
OWNER’S MANUAL EXTERNAL CONTROL DEVICE SETUP Please read this manual carefully before operating the set and retain it for future reference. www.lg.
2 KEY CODES ENGLISH ENG KEY CODES • This feature is not available for all models. Code (Hexa) Function Note Code (Hexa) Function Note 00 CH +, PR + R/C Button 45 Q.
EXTERNAL CONTROL DEVICE SETUP 3 • Image shown may differ from your TV. Connect the USB to Serial converter/RS-232C input jack to an external control device (such as a computer or an A/V control system) to control the product’s functions externally. Note: There are several ways to connect TV based on model’s support port. * Please be advised that not all models support these connectivity. * Cable is not provided.
USB USB IN IN 4 EXTERNAL CONTROL DEVICE SETUP (PC) (PC) RS-232C IN (CONTROL & SERVICE) Phone jack Type RS-232C • You need to purchase the phone-jack to RS-232 cable required for theIN connection between the PC and (CONTROL & SERVICE) the TV, which is specified in the manual. (TV) (TV) (PC) (PC) * For other models, connect to the USB port.
EXTERNAL CONTROL DEVICE SETUP 5 • Baud rate : 9600 bps (UART) • Data length : 8 bits • Parity : None ENGLISH ENG Communication Parameters • Stop bit : 1 bit • Communication code : ASCII code • Use a crossed (reverse) cable. Command reference list (Depending on model) COMMAND1 COMMAND2 DATA (Hexadecimal) 01. Power off k a 00 02. Aspect Ratio k c (See p.7) 03. Screen Mute k d (See p.7) k e 00 to 01 k f 00 to 64 06. Contrast k g 00 to 64 07. Brightness h 00 to 64 04.
6 EXTERNAL CONTROL DEVICE SETUP ENGLISH ENG Transmission / Receiving Protocol Transmission [Command1][Command2][ ][Set ID][ ][Data][Cr] [Command 1] : First command to control the TV. (j, k, m or x) [Command 2] : Second command to control the TV. [Set ID] : You can adjust the [Set ID] to choose desired monitor ID number in option menu. Adjustment range in TV is 1 to 99. If [Set ID] value is selected to ‘0’, every connected set can be controlled.
EXTERNAL CONTROL DEVICE SETUP 7 * Commands may work differently depending on model and signal. 04. Volume Mute (Command: k e) ►► To control Power Off of the set. ►► To control volume mute on/off. You can also adjust mute using the MUTE button on remote control. Transmission[k][a][ ][Set ID][ ][Data][Cr] Data 00 : Power Off Ack [a][ ][Set ID][ ][OK/NG][Data][x] ►► To Show Power On.
8 EXTERNAL CONTROL DEVICE SETUP ENGLISH ENG 09. Tint (Command: k j) 14. Color(Colour) Temperature (Command: x u) ►► To adjust the screen tint. You can also adjust tint in the PICTURE menu. ►► To adjust colour temperature. You can also adjust Color(Colour) Temperature in the PICTURE menu.
EXTERNAL CONTROL DEVICE SETUP [Data 00][Data 01]: Channel Data Data 00 : High Channel data Data 01 : Low Channel data - 00 00 ~ 27 0F (Decimal: 0 ~ 9999) Data 05: Input Source (Analogue) - 00 : Terrestrial TV (ATV) - 01 : Cable TV (CATV) * Digital Terrestrial/Cable Data 00 : xx (Don't care) Data 02 : Input Source (Digital) - 10 : Terrestrial TV (DTV) - 20 : Terrestrial Radio (Radio) - 40 : Satellite TV (SDTV) - 50 : Satellite Radio (S-Radio) - 90 : Cable TV (CADTV) - a0 : Cable Radio (CA-Radio) [Data 01
10 EXTERNAL CONTROL DEVICE SETUP ENGLISH ENG [Data 01][Data 02]: Major Channel Number Data 01: High byte Channel Data Data 02: Low byte Channel Data - 00 01 ~ 27 0F (Decimal: 1 ~ 9999) [Data 03][Data 04]: Minor/Branch Channel Number (Don’t care in Satellite) Data 03: High byte Channel Data Data 04: Low byte Channel Data Data 05 : Input Source (Digital/Satellite for Japan) - 02 : Terrestrial TV (DTV) - 07 : BS (Broadcasting Satellite) - 08 : CS1 (Communication Satellite 1) - 09 : CS2 (Communication Satell
EXTERNAL CONTROL DEVICE SETUP 07 : 3D Sound Zooming 08 : Normal Image View 09 : 3D Mode (Genre) (Depending on model) ►► To change 3D mode for TV.
