LG MT55 Series Owner's Manual

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OWNER'S MANUAL
LED TV*
* LG LED TV applies LCD screen with LED backlights.
Please read this manual carefully before operating your set
and retain it for future reference.
MT55*
www.lg.com
www.lg.com

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Summary of Contents for LG MT55 Series

  • Page 1 OWNER’S MANUAL LED TV* * LG LED TV applies LCD screen with LED backlights. Please read this manual carefully before operating your set and retain it for future reference. MT55* www.lg.com www.lg.com...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS TROUBLESHOOTING LICENSES SPECIFICATIONS OPEN SOURCE SOFTWARE NOTICE ASSEMBLING AND PREPARING Unpacking Parts and buttons Lifting and moving the TV Setting up the TV - Attaching the Stand Mounting on a table Mounting on a wall Tidying cables MAKING CONNECTIONS Antenna connection...
  • Page 3: Licenses

    In addition to the source code, all referred license terms, warranty disclaimers and copyright notices are available for download. LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of performing such distribution (such as the cost of media, shipping and handling) upon email request to opensource@lge.com.
  • Page 4: Assembling And Preparing

    ASSEMBLING AND PREPARING NOTE Image shown may differ from your TV. Your TV’s OSD (On Screen Display) may differ slightly from that shown in this manual. The available menus and options may differ from the input source or product model that you are using.
  • Page 5 ASSEMBLING AND PREPARING Remote control, CD (Owner's Manual), Stand Base batteries (AAA) Cards (See p.7) (See p.17) Power Cord AC-DC Adaptor Cable Holder (See p.9) (See p.9) (See p.12) Stand Body RGB Cable (See p.7) (See p.15)
  • Page 6: Parts And Buttons

    ASSEMBLING AND PREPARING Parts and buttons Screen Remote Control Sensor Speakers Power Indicator Red : When the power is turned off Off : When the power is turned on Amber : When the power is in power saving mode Touch Buttons NOTE All of the buttons are touch sensitive and can be operated through simple touch with your finger.
  • Page 7: Lifting And Moving The Tv

    ASSEMBLING AND PREPARING Lifting and moving the TV Setting up the TV Image shown may differ from your TV. Please note the following advice to prevent the TV from being scratched or damaged and for Attaching the Stand safe transportation regardless of its type and size.
  • Page 8 ASSEMBLING AND PREPARING CAUTION Do not carry the TV upside-down by holding the stand body (or stand base) as this may cause it to fall off, resulting in damage or injury. The illustration shows a general example of installation and may look different from the actual product.
  • Page 9: Mounting On A Table

    ASSEMBLING AND PREPARING Mounting on a table CAUTION Lift and tilt the TV into its upright position on a table. - Leave a 10 cm (minimum) space from the wall for proper ventilation. 10 cm 10 cm 10 cm 10 cm Connect the AC-DC Adapter and Power Cord to a wall outlet.
  • Page 10: Using The Kensington Security System

    ASSEMBLING AND PREPARING Adjusting the angle of the TV to suit view Using the Kensington security system (This not available for all models.) Image shown may differ from your TV. Image shown may differ from your TV. Tilt from +20 to -5 degrees up or down to adjust the angle of the TV to suit your view.
  • Page 11: Mounting On A Wall

    TV might be damaged internally. If you use improper screw, the product might be damaged and drop from mounted position. In this case, LG Electronics is not responsible for it. VESA compatible only with respect to screw mounting interface dimensions and mounting screw specifications.
  • Page 12: Tidying Cables

    If you install the TV on a ceiling or slanted wall, it may fall and result in severe injury. Use an authorised LG wall mount and contact the local dealer or qualified personnel. Do not over tighten the screws as this may cause damage to the TV and void your warranty.
  • Page 13: Making Connections

    MAKING CONNECTIONS MAKING CONNECTIONS Antenna connection Connect the TV to a wall antenna socket with an This section on MAKING CONNECTIONS RF cable (75 Ω). mainly uses diagrams for the MT55D models. Connect various external devices to the TV VHF Antenna and switch input modes to select an external device.
  • Page 14: Other Connections

    MAKING CONNECTIONS Other connections Connect your TV to external devices. For the best picture and audio quality, connect the external device and the TV with the HDMI cable as shown. Some separate cable is not provided. DVD / Blu-Ray / HD Cable Box / HD STB / PC HDMI OUT CABLE IN...
  • Page 15 MAKING CONNECTIONS RGB IN (PC) USB / HDD Headphone AUDIO OUT DVD / Blu-Ray / HD Cable Box / PC RGB OUT(PC) AUDIO OUT USB port supports 0.5A electric current. If you need more electric current in case of HDD, use the separate power adaptor.
  • Page 16: Connecting To A Pc

    MAKING CONNECTIONS Connecting to a PC Your TV supports the Plug & Play* feature and has the built-in speakers with Virtual Surround that reproduces sound clearly with a rich bass. * Plug & Play: The function when a PC recognizes a connected device that users connect to a PC and turn on, without device configuration or user intervention.
  • Page 17: Remote Control

    REMOTE CONTROL 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 replace batteries, open the battery cover, replace batteries (1.5 V AAA) matching the ends to the label inside the compartment, and close the battery cover.
  • Page 18: Settings

    SETTINGS SETTINGS Expert : Menu for adjusting picture quality that allows experts and amateurs to enjoy the best TV viewing. This is the Automatically Setting Up Programme adjustment menu provided for ISF-certified picture tuning professionals. (ISF logo can SETTINGS SETUP Auto Tuning only be used on ISF-certified TVs.) ISFccc: Imaging Science Foundation Automatically tunes the programmes.
  • Page 19 SETTINGS Colour Temperature : Adjusts the overall To use TruMotion tone of the screen as desired. In Expert SETTINGS PICTURE TruMotion mode, detailed fine-tuning can be set via Gamma method, etc. [Depending on model] Colour Management System : This is Corrects images to display smoother motion a system that experts use when they sequences.
  • Page 20 This function is only compatible with devices Connect LG audio device with the logo to with the SIMPLINK logo. the optical digital audio output port. LG audio To use the SIMPLINK function, you need to device allows you to enjoy rich powerful sound ®...
  • Page 21 SETTINGS SIMPLINK function description Using a USB storage device - warning Direct Play : Plays the multimedia device If the USB storage device has a built-in auto on the TV instantly. recognition program or uses its own driver, Select multimedia device : Selects the it may not work.
  • Page 22: Supported Video Formats

    SETTINGS Supported Video Formats *rm, *rmvb [Video] RV30, RV40 [Audio] Dolby Digital, AAC, HE-AAC, Maximum: 1920 x 1080 @ 30p (only Motion RA6(Cook) JPEG 640 x 480 @ 30p) 3gp, 3gp2 .asf, .wmv [Video] H.264/AVC, MPEG-4 Part2 [Video] MPEG-2, MPEG-4 Part2, DivX3.11, [Audio] AAC, AMR(NB/WB) DivX4, DivX5, DivX6, XViD, H.264/AVC, *DTS / *rm / *rmvb : Depending on model...
  • Page 23: To See Web Manual

    BMP and PNG format files may be slower to display than JPEG. TO SEE WEB MANUAL To obtain detailed User Guide information, please visit www.lg.com. EXTERNAL CONTROL DEVICE SETUP To obtain the external control device setup infor- mation, please visit www.lg.com.
  • Page 24: Maintenance

    MAINTENANCE MAINTENANCE Cleaning your TV Clean your TV regularly to keep the best performance and to extend the product lifespan. CAUTION Make sure to turn the power off and disconnect the power cord and all other cables first. When the TV is left unattended and unused for a long time, disconnect the power cord from the wall outlet to prevent possible damage from lightning or power surges.
  • Page 25: Troubleshooting

    TROUBLESHOOTING TROUBLESHOOTING Problem Solution Cannot control Check the remote control sensor on the product and try again. the TV with the Check if there is any obstacle between the product and the remote remote control. control. Check if the batteries are still working and properly installed ( No image display Check if the product is turned on.
  • Page 26: Specifications

    SPECIFICATIONS SPECIFICATIONS Product specifications may be changed without prior notice due to upgrade of product functions. For the power supply and power consumption, refer to the label attached to the product. 22MT55D 24MT55D 27MT55D MODELS Dimensions With stand (mm) 508.5 x 416.6 x 188.4 566.8 x 447.7 x 188.4 641.2 x 489.1 x 213.2 (W x H x D) Without stand(mm) 508.5 x 315 x 65.9...
  • Page 27 SPECIFICATIONS Component supported mode RGB (PC) / HDMI (PC) supported mode Horizontal Vertical Horizontal Vertical Resolution Frequency Frequency Resolution Frequency Frequency (kHz) (Hz) (kHz) (Hz) 720 x 480 15.730 59.940 720 x 400 31.468 70.080 15.750 60.000 31.469 59.940 640 x 480 31.470 59.940 37.500...
  • Page 28 Make sure to read the Safety Precautions before using the product. Keep the Owner’s Manual (CD) in an acces- sible place for future reference. The model and serial number of the TV is located on the back and one side of the TV.
  • Page 29: External Control

    OWNER’S MANUAL EXTERNAL CONTROL DEVICE SETUP Please read this manual carefully before operating the set and retain it for future reference. www.lg.com...
  • Page 30 KEY CODES KEY CODES • This feature is not available for all models. Code Code Function Note Function Note (Hexa) (Hexa) CH +, PR + R/C Button List R/C Button CH -, PR - R/C Button Exit R/C Button Volume + R/C Button PIP(AD) R/C Button...
  • Page 31 (TV) (PC) • LGTV supports PL2303 chip-based (Vendor ID : 0x0557, Product ID : 0x2008) USB to serial converter RS-232C IN which is not made nor provided by LG. (CONTROL & SERVICE) (PC) (TV) • It can be purchased from computer stores that carry accessories for IT support professionals.
  • Page 32 EXTERNAL CONTROL DEVICE SETUP (TV) (PC) (TV) (PC) Phone jack Type RS-232C IN • You need to purchase the phone-jack to RS-232 cable required for the connection between the PC and (CONTROL & SERVICE) (PC) (TV) the TV, which is specified in the manual. RS-232C IN (CONTROL &...
  • Page 33: Communication Parameters

    EXTERNAL CONTROL DEVICE SETUP Communication Parameters • Baud rate : 9600 bps (UART) • Stop bit : 1 bit • Data length : 8 bits • Communication code : ASCII code • Parity : None • Use a crossed (reverse) cable. Command reference list (Depending on model) DATA...
  • Page 34: Transmission / Receiving Protocol

    EXTERNAL CONTROL DEVICE SETUP 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.
  • Page 35 EXTERNAL CONTROL DEVICE SETUP * Commands may work differently depending on model and signal. 01. Power (Command: k a) Ack [d][ ][Set ID][ ][OK/NG][Data][x] ► To control Power *On or Off of the set. * In case of video mute on only, TV will display On Transmission[k][a][ ][Set ID][ ][Data][Cr] Screen Display(OSD).
  • Page 36 EXTERNAL CONTROL DEVICE SETUP Data Min : 00 to Max : 64 * (Depending on model) Ack [i][ ][Set ID][ ][OK/NG][Data][x] 14. Bass (Command: k s) 09. Tint (Command: k j) ► To adjust Bass. ► To adjust the screen tint. You can also adjust in the AUDIO menu.
  • Page 37 EXTERNAL CONTROL DEVICE SETUP Set ID = All = 00 5th Band 20(decimal) Data 00 & 01 = Channel Data is 10 = 00 0a Acknowledgement [v][ ][Set ID][ ][OK/NG][Data][x] Data 02 = Analog Antenna TV = 00 Result = ma 00 00 0a 00 * It depends on model, and can adjust when sound mode is EQ adjustable value.
  • Page 38 EXTERNAL CONTROL DEVICE SETUP Number Data 05 = Digital Antenna TV = 02 - 22 : Antenna TV (DTV) – Don’t Use Physical Total = ma 00 00 00 11 00 01 02 Channel Number - 26 : Cable TV (CADTV) - Don’t Use Physical 2.
  • Page 39 11 11 EXTERNAL CONTROL DEVICE SETUP 24. Input select (Command: x b) (Main Picture Input) ► To select input source for main picture. Transmission [x][b][ ][Set ID][ ][Data][Cr] Data X : don’t care 00 : DTV 01 : CADTV 02 : Satellite DTV 10 : ATV Ack [t][ ][Set ID][ ][OK][Data00][Data01][Data02] ISDB-BS (Japan)
  • Page 40 EXTERNAL CONTROL DEVICE SETUP 27. Auto Configure (Command: j u) (Depending on model) ► To adjust picture position and minimize image shaking automatically. It works only in RGB (PC) mode. Transmission [j][u][ ][Set ID][ ][Data][Cr] Data 01 : To set Ack [u][ ][Set ID][ ][OK/NG][Data][x]...

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