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USER MANUAL 47LT380H LG
Please read this manual carefully before operating your set and retain it for future reference.
LT38**
LT64**
LT66**
LT74**
LT76**
TABLE OF CONTENTS
3 LICENSES
3 OPEN SOURCE SOFTWARE NOTICE
4 INSTALLATION PROCEDURE
4 ASSEMBLING AND PREPARING
4 Unpacking
6 Separate purchase
7 Parts and buttons
8 Lifting and moving the TV
9 Setting up the TV
9 - Attaching the stand
11 Mounting on a table
12 Mounting on a wall
14 Tidying cables
15 How to use Dual Lock™
16 MAKING CONNECTIONS
16 Connection of TV
16 Antenna connection
17 HDMI connection
17 Component connection
18 DVI to HDMI connection
18 RGB-PC connection
19 Network Setup
19 - Wired Network Connection
19 Audio connection
19 - Digital optical audio connection
20 Speaker output SETUP
20 Headphone connection
20 USB connection
21 CI module connection
21 Euro Scart connection
22 REMOTE CONTROL
25 MAINTENANCE
25 Cleaning your TV
25 - Screen, frame, cabinet and stand
25 - Power cord
25 TROUBLESHOOTING
26 CAUTION FOR USING EZSIGN 2.0
27 SPECIFICATIONS
32 IR CODES
33 EXTERNAL CONTROL DEVICE SETUP
33 RS-232C Setup
33 Type of connector; D-Sub 9-Pin Male
33 RS-232C Configurations
34 Communication Parameters
34 Command reference list
35 Transmission / Receiving Protocol

WARNING
If you ignore the warning message, you may be seriously injured or there is a possibility of accident or death.

CAUTION
If you ignore the caution message, you may be slightly injured or the product may be damaged.

NOTE
The note helps you understand and use the product safely. Please read the note carefully before using the product.
LICENSES

Supported licenses may differ by model. For more information about licenses, visit www.lg.com.

DOLBY. DIGITAL PLUS
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.

ABOUT DIVX VIDEO: DivX® is a digital video format created by DivX, LLC, a subsidiary of Rovi Corporation. This is an official DivX Certified® device that plays DivX video. Visit divx.com for more information and software tools to convert your files into DivX video.
ABOUT DIVX VIDEO-ON-DEMAND: This DivX Certified® device must be registered in order to play purchased DivX Video-on-Demand (VOD) movies. To obtain your registration code, locate the DivX VOD section in your device setup menu. Go to vod.divx.com for more information on how to complete your registration.
"DivX Certified® to play DivX® video up to HD 1080p, including premium content."
"DivX®, DivX Certified® and associated logos are trademarks of Rovi Corporation or its subsidiaries and are used under license."
Covered by one or more of the following U.S. patents : 7,295,673; 7,460,668; 7,515,710; 7,519,274
OPEN SOURCE SOFTWARE NOTICE
To obtain the source code under GPL, LGPL, MPL and other open source licenses, that is contained in this product, please visit http://opensource.lge.com.
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. This offer is valid for three (3) years from the date on which you purchased the product.


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.
- New features may be added to this TV in the future.
- The TV can be placed in standby mode in order to reduce the power consumption. And the TV should be turned off if it will not be watched for some time, as this will reduce energy consumption.
- The energy consumed during use can be significantly reduced if the level of brightness of the picture is reduced, and this will reduce the overall running cost.
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. (Only LT74**, LT76**
ASSEMBLING AND PREPARING
Unpacking
Check your product box for the following items. If there are any missing accessories, contact the local dealer where you purchased your product. The illustrations in this manual may differ from the actual product and item.

CAUTION
Do not use any unapproved items to ensure the safety and product life span.
Any damages or injuries by using unapproved items are not covered by the manufacturer's warranty.
Some models have a thin film attached on to the screen and this must not be removed.

NOTE
The items supplied with your product may vary depending on the model.
Product specifications or contents of this manual may be changed without prior notice due to upgrade of product functions.
For an optimal connection, HDMI cables and USB devices should have bezels less than 10 mm thick and 18 mm width. Use an extension cable that supports USB 2.0 if the USB cable or USB memory stick does not fit into your TV's USB port.

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Technical diagram showing two mechanical components with labeled dimensions A and B^* A ≤ 10 mm
*B ≤ 18 mm
![]() | Remote control, Batteries (AAA)(See p.22, 23, 24) | ![]() | Owner's manual |
![]() | EzSign 2.0 Editor CD(Only22/26/32/37/42/47LT640E) | ![]() | Power Cord Holder(Only 32/37/42/47LT64**,32/37/42/47LT66**,32/37/42/47LT38**,32/37/42/47LT74**,32/37/42/47LT76**(See p.14) |
![]() | Stand Screws4 EA, M4 x 122 EA, M4 x 16(Only 22LT64**, 22LT38**(See p.9) | [CXHS] | Stand Screws8 EA, M4 x 12(Only 26LT64**, 26LT66**,26LT38**(See p.9) |
![]() | Stand Screws8 EA, M4 x 14(Only 32/37/42/47LT64**,32/37/42/47LT66**,32/37/42/47LT38**,32/37/42/47LT74**,32/37/42/47LT76**(See p.10) | ![]() | Desk-mount Screw1 EA(Only 32/37/42/47LT64**,32/37/42/47LT66**,32/37/42/47LT38**,32/37/42/47LT74**,32/37/42/47LT76**(See p.11) |
![]() | Wall mount Screws4 EA, M6 x 51(Only 47LT****) | ![]() | DC Adapter(Only 22/26LT64**,26LT66**, 22/26LT38**(See p.16) |
![]() | Stand body / Stand base(Only 22LT64**, 22LT38**(See p.9) | ![]() | Stand body / Stand base(Only 26LT64**, 26LT66**,26LT38**(See p.9) |
![]() | Stand body / Stand base(Only 32/37/42/47LT64**,32/37/42/47LT66**,32/37/42/47LT38**,32/37/42/47LT74**,32/37/42/47LT76**(See p.10) | [hxx2] | Protection cover(Only 32/37/42/47LT64**,32/37/42/47LT66**,32/37/42/47LT38**,32/37/42/47LT74**,32/37/42/47LT76**(See p.14) |
or![]() | Isolator(Depending on model)(See p.6) | ![]() | Cable Holder(Depending on model)(See p.14) |
![]() | Dual LockTM(Only LT64**, LT66**,LT74**, LT76**(See p.15) | ![]() | Power cord(Depending on model) |
Separate purchase
Separate purchase items 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.

AN-WF100
Wireless Dongle
| Compatibility | LT640E | LT640H, LT380H, LT660H, LT740H, LT760H |
| AN-WF100Wireless Dongle | • |

NOTE
Antenna Isolator Installation Guide
- Use this to install TV in a place where there is a voltage difference between TV Set and GND of antenna signal.
» If there is a voltage difference between TV Set and GND of antenna signal, the antenna contact might be heated and excessive heat might cause an accident.
- You can improve the safety when watching TV by efficiently removing power voltage from TV antenna. It is recommended to mount the isolator to the wall. If it cannot be mounted to the wall, mount it on the TV. Avoid disconnecting the antenna Isolator after installation.
- Before starting, be sure that the TV antenna is connected.

flowchart
graph LR
A["Wall"] --> B["Isolator"]
B --> C["TV"]
D["Cable / Antenna"] <--> B
E["1. Connect to TV."] --> F["Computer"]
G["Computer"] --> H["Server"]
- Connect to Set-Top box.
Connect one end of the isolator to cable/antenna jack and the other to TV set or set-top box.
"Equipment connected to the protective earthing of the building installation through the mains connection or through other equipment with a connection to protective earthing - and to a cable distribution system using coaxial cable, may in some circumstances create a fire hazard. Connection to a cable distribution system has therefore to be provided through a device providing electrical isolation below a certain frequency range (galvanic isolator, see EN 60728-11)"
When applying the RF Isolator, a slight loss of signal sensitivity can occur.
Parts and buttons

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(Only 32/37/42/47LT64**, 32/37/42/47LT66**, 32/37/42/47LT38**, 32/37/42/47LT74**, 32/37/42/47LT76*) Screen (Only 22/26LT64*, 26LT66*, 22/26LT38*) Remote control sensor Power Indicator (Can be adjusted using the Power Indicator in the OPTION -menu.) Clock LED (Only LT64**, LT66**, LT74**, LT76*)| Button Description | |
| V | Scrolls through the saved programmes. |
| + - | Adjusts the volume level. |
| ∅ | Turns the power on or off. |
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
Avoid touching the screen at all times, as this may result in damage to the screen.
It is recommended to move the TV in the box or packing material that the TV originally came in.
Before moving or lifting the TV, disconnect the power cord and all cables.
When holding the TV, the screen should face away from you to avoid damage.

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Prohibition sign with silhouette of person holding a computer monitor, crossed out by red circleHold the top and bottom of the TV frame firmly. Make sure not to hold the transparent part, speaker, or speaker grill area.

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Diagram illustrating hand positioning and cleaning steps of a monitor, with labeled icons for correct/incorrect handling.When transporting a large TV, there should be at least 2 people.
When transporting the TV by hand, hold the TV as shown in the following illustration.

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Silhouette of two people holding a large screen with a computer, no text or symbols visibleWhen transporting the TV, do not expose the TV to jolts or excessive vibration.
When transporting the TV, keep the TV upright, never turn the TV on its side or tilt towards the left or right.
Setting up the TV
Put your TV on a pedestal stand and mount the TV on a table or wall.
Attaching the stand
(Only 22/26LT64**, 26LT66**, 22/26LT38**)

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M4 x 12 4 EA Stand Body Front Stand Base Top View
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(Only 22LT64**, 22LT38**) M4 x 16 2 EA
natural_image
Diagram of a device with internal components and a magnified inset showing directional arrows (no text or symbols)
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(Only 26LT64**, 26LT66**, 26LT38**) M4 x 12 4 EA(Only 32/37/42/47LT64**, 32/37/42/47LT66**, 32/37/42/47LT38**, 32/37/42/47LT74**, 32/37/42/47LT76**)
1

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M4 x 14 4 EA Stand Body Front Stand Base Top View2

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Diagram showing a device with a close-up view of its internal components, no text or symbols present.3

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Technical line drawing of a device casing with internal components and mounting brackets (no text or symbols)
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M4 x 14 4 EA
CAUTION
When 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.
Make sure that the screws are fastened completely. (If they are not fastened securely enough, the TV may tilt forward after being installed.)
Do not fasten the screws with too much force; otherwise they may be worn out and get loosened.

NOTE
Remove the stand before installing the TV on a wall mount by performing the stand attachment in reverse.
Mounting on a table
1 Lift and tilt the TV into its upright position on a table.
- Leave a 10 cm (minimum) space from the wall for proper ventilation.

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10 cm 10 cm 10 cm 10 cm2 Connect the power cord to a wall outlet.

CAUTION
- Do not place the TV near or on sources of heat, as this may result in fire or other damage.
Attaching the TV to a table
Image shown may differ from your TV.
The TV must be attached to desk so it cannot be pulled in a forward/backward direction, potentially causing injury or damaging the product.
(Only 32/37/42/47LT64**, 32/37/42/47LT66**, 32/37/42/47LT38**, 32/37/42/47LT74**, 32/37/42/47LT76**)

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4-Screws(not provided as parts of the product)

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Stand TableScrews: M5 x L (*L: Table depth + 8-10 mm)
ex) Table depth: 15 mm, Screw: M5 x 25
Securing the TV to a table
Fix the TV to a table to prevent from tilting forward, damage, and potential injury.
Mount the TV on a table, and then insert and tighten the supplied screw on the rear of the stand.
(Only 32/37/42/47LT64**, 32/37/42/47LT66**, 32/37/42/47LT38**, 32/37/42/47LT74, 32/37/42/47LT76**)

natural_image
Technical line drawing of a 3D printing machine with base and top components (no text or symbols)
WARNING
To prevent TV from falling over, the TV should be securely attached to the floor/wall per installation instructions. Tipping, shaking, or rocking the TV may cause injury.
Adjusting the angle of the TV to suit view
Swivel 90 degrees to the left or right and adjust the angle of the TV to suit your view.

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90° 90°
CAUTION
- When adjusting the angle of the product, watch out for your fingers.
» Personal injury may occur if hands or fingers are pinched. If the product is tilted too much, it may fall, causing damage or injury.
Securing the TV to a wall
(This feature is not available for all models.)

natural_image
Line drawing of a computer monitor with an open screen and internal components (no text or symbols)
text_image
Diagram illustrating three different electrical contact configurations: wire spring, switch, and battery.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.
2 Mount the wall brackets with the bolts to the wall.
Match the location of the wall bracket and the eye-bolts on the rear of the TV.
3 Connect the eye-bolts and wall brackets tightly with a sturdy rope.
Make sure to keep the rope horizontal with the flat surface.

CAUTION
Make sure that children do not climb on or hang on the TV.

NOTE
Use a platform or cabinet that is strong and large enough to support the TV securely.
Brackets, bolts and ropes are not provided.
You can obtain additional accessories from your local dealer.
Mounting on a wall
Attach an optional wall mount bracket at the rear of the TV carefully and install the wall mount bracket on a solid wall perpendicular to the floor. When you attach the TV to other building materials, please contact qualified personnel.
LG recommends that wall mounting be performed by a qualified professional installer.

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10 cm 10 cm 10 cm 10 cmMake sure to use screws and wall mount bracket that meet the VESA standard. Standard dimensions for the wall mount kits are described in the following table.
Separate purchase (Wall Mounting Bracket)
| Model | 22/26LT64**22/26LT38**26LT66** | 32LT64**32LT66**32LT38**32LT74**32LT76** |
| VESA | 100 x 100 | 200 x 100 |
| Standard screw | M4 | M4 |
| Number of screws | 4 | 4 |
| Wall mount bracket | LSW100B(G)![]() | |
| Model | 37/42LT64**37/42LT66**37/42LT38**37/42LT74**37/42LT76** | |
| VESA | 200 x 200 | |
| Standard screw | M6 | |
| Number of screws | 4 | |
| Wall mount bracket | LSW200B(G)![]() | LSW220BX![]() |
| Model | 47LT64**47LT66**47LT38**47LT74**47LT76** | |
| VESA 400 x 400 | ||
| Standard screw M6 | ||
| Number of screws | 4 | |
| Wall mount bracket | LSW420BX![]() | |

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A B
CAUTION
- Disconnect the power first, and then move or install the TV. Otherwise electric shock may occur.
- If you install the TV on a ceiling or slanted wall, it may fall and result in severe injury. Use an authorized LG wall mount bracket and contact the local dealer or qualified personnel.
- Do not over tighten the s crews as this may cause damage to the TV and void your warranty.
- Use the screws and wall mount bracket that meet the VESA standard. Any damages or injuries by misuse or using an improper accessory are not covered by the warranty.
- On the 47LT**** models, use M6 x 51 screws.
- If you use the wall mounting bracket, do not fix screw into holes for assembling the stand.

NOTE
- Use the screws that are listed on the VESA standard screw specifications.
- The wall mount kit includes an installation manual and necessary parts.
- The wall mount bracket is not provided. You can obtain additional accessories from your local dealer.
- The length of screws may differ depending on the wall mount. Make sure to use the proper length.
- For more information, refer to the manual supplied with the wall mount.
Not using the DESK-TYPE STAND
(Only 32/37/42/47LT64**, 32/37/42/47LT66**, 32/37/42/47LT38**, 32/37/42/47LT74**, §2/37/42/47LT76**
Image shown may differ from your TV.
When installing the wall mounting bracket, use the Protection cover.
Insert the Protection cover into the TV until clicking sound.

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Protection coverTidying cables
(Only 32/37/42/47LT64**, 32/37/42/47LT66**, 32/37/42/47LT38**, 32/37/42/47LT74**, 32/37/42/47LT76**
1 Install the Power Cord Holder and Power Cord. It will help prevent the power cable from being removed by accident.

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Power Cord Holder2 Gather and bind the cables with the Cable Holder.

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Cable Holder(Only 22/26LT64**, 26LT66**, 22/26LT38**)
1 Gather and bind the cables with the Cable Holder.

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Cable Holder
CAUTION
Do not move the TV by holding the Cable Holder and Power Cord Holder, as the Cable holders may break, and injuries and damage to the TV may occur.
How to use Dual Lock™
(This feature is not available for all models.)
Fix the set-top box to the TV and use it when you want to.
1 After removing the protection paper from the Dual Lock, stick it to the TV and the set-top box as shown.

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Dual Lock™2 Attach the set-top box to the TV by pressing the Velcro strips together.

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Diagram showing a device setup before and after viewing, with labeled components and directional arrow indicating motion.
NOTE
Please make sure no foreign substances exist on the surface of the product, and then firmly attach the Dual Lock.
Before attaching the set-top box to the TV set, let the attached Dual Lock dry for at least three days.
MAKING CONNECTIONS
This section on MAKING CONNECTIONS mainly uses diagrams for the 32LT66** models.
Connect various external devices to the TV and switch input modes to select an external device. For more information on external device's connection, refer to the manual provided with each device.
Available external devices are: HD receivers, DVD players, VCRs, audio systems, USB storage devices, PC, gaming devices, and other external devices.

NOTE
The external device connection may differ from the model.
Connect external devices to the TV regardless of the order of the TV port. If 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. For more information on recording, refer to the manual provided with the connected device.
Refer to the external equipment's manual for operating instructions.
If you connect a gaming device to the TV, use the cable supplied with the gaming device.
In PC mode, there may be noise associated with the resolution, vertical pattern, contrast or brightness. If noise is present, change the PC output to another resolution, change the refresh rate to another rate or adjust the brightness and contrast on the PICTURE menu until the picture is clear.
In PC mode, some resolution settings may not work properly depending on the graphics card.
Connection of TV
(Only 22/26LT64**, 26LT66**, 22/26LT38**

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DC Adapter1 Connect the antenna cable to the antenna input port on the TV.
2 Connect the DC adapter plug to the power input jack on the TV.
3 Connect the power cord to the DC adapter first, then plug the power cord into the wall power outlet.
Antenna connection
Connect the TV to a wall antenna socket with an RF cable (75 Ω).

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ANTENNA IN
Use a signal splitter to use more than 2 TVs. If the image quality is poor, install a signal amplifier properly to improve the image quality.
If the image quality is poor with an antenna connected, try to realign the antenna in the correct direction.
An antenna cable and converter are not supplied.
Supported DTV Audio: MPEG, Dolby Digital, Dolby Digital Plus, HE-AAC
HDMI connection
Transmits the digital video and audio signals from your PC to the TV. Connect the PC and the TV with the HDMI cable as shown in the following illustrations. Choose any HDMI input port to connect. It does not matter which port you use.

flowchart
graph TD
A["Hardware"] --> B["HD/Blu-Ray / HD Cable Box / HD STB / PC"]
B --> C["HD/IN3 Interface"]
C --> D["HD/IN3 Interface"]
D --> E["(*Not Provided)"]
E --> F["HDMI"]
F --> G["USB"]
G --> H["USB"]
H --> I["USB"]
I --> J["USB"]
J --> K["USB"]
K --> L["USB"]
L --> M["USB"]
M --> N["USB"]
N --> O["USB"]
O --> P["USB"]
P --> Q["USB"]
Q --> R["USB"]
R --> S["USB"]
S --> T["USB"]
T --> U["USB"]
U --> V["USB"]
V --> W["USB"]
W --> X["USB"]
X --> Y["USB"]
Y --> Z["USB"]

NOTE
It is recommended to use the TV with the HDMI connection for the best image quality. Use the latest High Speed HDMI™ Cable with CEC (Customer Electronics Control) function.
High Speed HDMI™ Cables are tested to carry an HD signal up to 1080p and higher. Supported HDMI Audio format : Dolby Digital, PCM (Up to 192 KHz, 32k/44.1k/48k/88k/96k/176k/192k, DTS Not supported.)
(Only 32/37/42/47LT76**)
ARC (Audio Return Channel)
An external audio device that supports SIMPLINK and ARC must be connected using HDMI/DVI IN 1 (ARC) port. When connected with a high-speed HDMI cable, the external audio device that supports ARC outputs optical SPDIF without additional optical audio cable and supports the SIMPLINK function.
Component connection
(Only LT64**, LT66**, LT38**, LT74**)
Transmits the analogue video and audio signals from an external device to the TV. Connect the external device and the TV with the component cable as shown in the following illustrations.

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(*Not Provided) COMPONENT Y Pb Pr L R GREEN BLUE RED WHITE RED DVD/ Blu-Ray / HD Cable Box Y PB Pr L R VIDEO AUDIO
NOTE
If cables are not installed correctly, it could cause this image to display in black and white or with distorted colours.
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 illustrations. To transmit an audio signal, connect an audio cable. Choose any HDMI input port to connect. It does not matter which port you use.

flowchart
graph TD
A["Computer"] --> B["HDMI IN3"]
B --> C["HDMI / DVI IN"]
C --> D["AUDIO OUT"]
C --> E["DVI OUT"]
D --> F["(*Not Provided)"]
E --> F
G["CD"] --> H["Computer"]
I["Video"] --> J["Computer"]
K["Desktop"] --> L["Computer"]
M["Server"] --> N["Computer"]
DVD/ Blu-Ray / HD Cable Box / PC

NOTE
Depending on the graphics card, DOS mode may not work if a HDMI to DVI Cable is in use.
RGB-PC connection
Transmits the video signal from PC to the TV. To transmit an audio signal, connect an audio cable.

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AUDIO IN (RGB/DVI) RGB IN (PC) (*Not Provided) RGB OUT (PC) AUDIO OUT PCNetwork Setup
Only LT74**, LT76**
Wired Network Connection
This TV can be connected to a local area network (LAN) via the LAN port. After making the physical connection, the TV needs to be set up for network communication.
(Image shown may differ from your TV.)

flowchart
graph TD
A["Server"] --> B["AUX LAN"]
B --> C["LAN"]
C --> D["Broadband Modem"]
D --> E["Broadband Service"]
D --> F["Router"]
F --> G["Broadband Modem"]
G --> H["Broadband Service"]
style A fill:#f9f,stroke:#333
style B fill:#ccf,stroke:#333
style C fill:#cfc,stroke:#333
style D fill:#fcc,stroke:#333
style E fill:#cff,stroke:#333
style F fill:#ffc,stroke:#333
style G fill:#cfc,stroke:#333
style H fill:#fcc,stroke:#333
1 Connect the LAN port of the Modem or Router to the LAN port on the TV.
② Connect the LAN port of the PC to the AUX LAN port on the TV.

CAUTION
Do not connect a modular phone cable to the LAN port.
Since there are various connection methods, please follow the specifications of your telecommunication carrier or internet service provider.
Audio connection
(Only 32/37/42/47LT64**, 32/37/42/47LT66**, 32/37/42/47LT38**, 32/37/42/47LT74**, \$2/37/42/47LT76**
You may use an optional external audio system instead of the built-in speaker.

NOTE
If you use an optional external audio device instead of the built-in speaker, set the TV speaker feature to off.
Digital optical audio connection
Transmits the 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 illustrations.

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OPTICAL DIGITAL AUDIO OUT (*Not Provided) OPTICAL AUDIO INDigital Audio System

NOTE
Do not look into the optical output port. Looking at the laser beam may damage your vision.
Audio with ACP (Audio Copy Protection) function may block digital audio output.
Speaker output SETUP
Connect the external speaker to the Speaker output(STEREO) jack on the TV.

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Control port for Speaker out + - UP - - DOWN SPE KER 0 VOL-ME CONTROL STEREO (Ω) Method of Volume control portMethod of Volume control port

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Cable Spec. GND / Up / Down Each Up/ Down pin is pulled to 3.3V with CPU GPIO. OPU detects transition from 3.3V to GND level for volume control.Headphone connection
(Only LT64**, LT66**, LT38**, LT74**)
Transmits the headphone signal from the TV to an external device. Connect the external device and the TV with the headphone as shown in the following illustrations.

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H/PG (*Not Provided)
NOTE
AUDIO menu items are disabled when connecting a headphone.
When changing AV MODE with a headphone connected, the change is applied to video but not to audio.
Optical Digital Audio Out is not available when connecting a headphone.
Headphone impedance: 16 Ω
Max audio output of headphone: 9 mW to 15 mW
Headphone jack size: 0.35 cm
USB connection
Connect a USB storage device such as a USB flash memory, external hard drive, or a USB memory card reader to the TV.
(Only LT64**, LT66**, LT38**, LT74**)

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USB IN USB (*Not Provided)Only LT76**

flowchart
graph LR
A["HUB (*Not Provided)"] --> B["USB IN 1 (HUB)"]
B --> C["USB IN 2"]
C --> D["USB (*Not Provided)"]
D --> E["USB"]

NOTE
To use a USB Hub device, make sure that it is connected to the USB IN 1 (HUB) port.
Some USB Hubs may not work. If a USB device connected using a USB Hub is not detected, connect it to the USB port on the TV directly.
CI module connection

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PCMCIA CARD SLOT PCMCIA CARD SLOTView the encrypted (pay) services in digital TV mode. This feature is not available in all countries.

NOTE
Check if the CI module is inserted into the PCMCIA card slot in the right direction. If the module is not inserted properly, this can cause damage to the TV and the PCMCIA card slot.
Euro Scart connection
Transmits the video and audio signals from an external device to the TV set. Connect the external device and the TV set with the Euro Scart cable as shown on the following illustration. To display images by using progressive scan, make sure to use the Euro Scart cable.

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AV (RGB) (*Not Provided) AUDIO / VIDEO| Current input model\Output Type | AV (TV Out ^1 ) |
| Digital TV Digital TV | |
| Analogue TV, AV Analogue TV | |
| Component / RGB Analogue TV | |
| HDMI Analogue TV | |
1 TV Out : Outputs Analogue TV or Digital TV signals.

NOTE
Any Euro scart cable used must be signal shielded.
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 ④ and ⑤ ends to the label inside the compartment, and close the battery cover. To remove the batteries, perform the installation actions in reverse.

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Technical diagram showing a mechanical component with labeled parts 1 and 2, likely illustrating a cutting or assembly process.
CAUTION
Do not mix old and new batteries, as this may damage the remote control.
Make sure to point the remote control toward the remote control sensor on the TV.
(Only LT38**)
| Turns the TV on or off. |
| ENERGY SAVINGAdjusts the brightness of the screen to reduce energy consumption. |
| AV MODESelects an AV mode. |
| INPUTChanges the input source. |
| TV/RADSelects Radio, TV and DTV programme. |
| GUIDEShows programme guide. |
| ALARMSets the alarm function. |
| INFOViews the information of the current programme and screen. |
| Navigation buttons (up/down/left/right)Scrolls through menus or options. |
| OKSelects menus or options and confirms your input. |
| HomeSelects a menu.Clears all on-screen displays and returns to TV viewing from any menu. |
| Returns to the previous level. |
| EXITClears on-screen displays and return to TV viewing. |
| Q. MENUAccesses the quick menus. |
| ADSwitches the Audio Description On or Off. |

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ENERGY AV MODE INPUT SW SAVING 1 2 3 4 5 6 7 8 9 LIST 0 Q.VIEW FAV RATIO P MUTE PAGE GUIDE ALARM INFO OK Home EXIT TEXT T.OPT SUBTITLE C:\MENU\AB| Number buttonsEnters numbers. |
| LISTAccesses the saved programme list. |
| Q.VIEWReturns to the previously viewed programme. |
| +Δ-Adjusts the volume level. |
| FAVAccesses your favourite programme list. |
| RATIOResizes an image. |
| MUTE Mutes all sounds. |
| √P^Scrolls through the saved programmes. |
| PAGE Moves to the previous or next screen. |
| Colour buttonsThese access special functions in some menus.(Red, : Green, : Yellow,Blue) |
| 1 TELETEXT BUTTONSThese buttons are used for teletext. |
| SUBTITLERecalls your preferred subtitle in digital mode. |
| Control buttons (■, ▶, II, ◀, ▶)Controls the MY MEDIA menus, or the SIMPLINK compatible devices (USB,SIMPLINK). |
| SIMPLINKAccesses the AV devices connected with the HDMI cable through HDMI-CEC.Open the SIMPLINK menu. |
(Only LT64**, LT66**, LT76**
| Turns the TV on or off. |
| ENERGY SAVINGAdjusts the brightness of the screen to reduce energy consumption. |
| AV MODESelects an AV mode. |
| INPUTChanges the input source. |
| TV/RADSelects Radio, TV and DTV programme. |
| GUIDE- Shows programme guide. (Only LT640H, LT660H, LT760H)- Shows Contents List in EzSign mode. (Only LT640E) |
| PORTAL- Displays and removes hotel interactive menu. (Only LT640H, LT660H, LT760H)- Displays the EzSign content on a TV Screen. (Only LT640E) |
| INFO1- Views the information of the current programme and screen. (Only LT640H, LT660H, LT760H)- Shows or hides the information on TV remote control buttons in EzSign mode. (Only LT640E) |
| Navigation buttons (up/down/left/right) Scrolls through menus or options. |
| OK Selects menus or options and confirms your input. |
| Home Selects a menu.Clears all on-screen displays and returns to TV viewing from any menu. |
| Returns to the previous level. |
| EXIT1Clears on-screen displays and return to TV viewing. |
| Q. MENUAccesses the quick menus. |

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ENERGY AV/MODE INPUT TAX SAVING 123 4 5 6 789 LIST 0 Q.WEY FAV RATIO P MUTE PAGE GUIDE PORTAL INFO OK Home EXIT I TEXT T.OPT SUBTITLE I II ← → COMPLATE Q.MENU AD ALARM| Number buttonsEnters numbers. |
| LISTAccesses the saved programme list. |
| Q.VIEWReturns to the previously viewed programme. |
| +△-Adjusts the volume level. |
| FAVAccesses your favourite programme list. |
| RATIOResizes an image. |
| MUTE Mutes all sounds. |
| √P^Scrolls through the saved programmes. |
| ←PAGE→Moves to the previous or next screen. |
| Colour buttonsThese access special functions in some menus.(Red, : Green, : Yellow,Blue) |
| 1 TELETEXT BUTTONSThese buttons are used for teletext. |
| SUBTITLERecalls your preferred subtitle in digital mode. |
| Control buttons (■, ▶, II, ◀, ▶)- Controls the MY MEDIA menus, or the SIMPLINK compatible devices (USB,SIMPLINK).(Only LT640H, LT660H)- Controls the Premium contents, DVR or Smart Share menus or the SIMPLINK compatible devices (USB, SIMPLINK, DVR).(Only LT760H)- Not functional when EzSign contents is on.(Only LT640E) |
| SIMPLINKAccesses the AV devices connected with the HDMI cable through HDMI-CEC.Open the SIMPLINK menu. |
| ADSwitches the Audio Description On or Off. |
| ALARMSets the alarm function. |
Only LT74**
| Turns the TV on or off. |
| ENERGY SAVINGAdjusts the brightness of the screen to reduce energy consumption. |
| AV MODESelects an AV mode. |
| INPUTChanges the input source. |
| TV/RADSelects Radio, TV and DTV programme. |
| GUIDEShows programme guide. |
| PORTALDisplays and removes hotel interactive menu. |
| INFOViews the information of the current programme and screen. |
| Navigation buttons (up/down/left/right)Scrolls through menus or options. |
| OK Selects menus or options and confirms your input. |
| Home Selects a menu.Clears all on-screen displays and returns to TV viewing from any menu. |
| BACKReturns to the previous level. |
| EXITClears on-screen displays and return to TV viewing. |
| AD Switches the Audio Description On or Off. |
| TELETEXT BUTTONSThese buttons are used for teletext. |
| SIMPLINKAccesses the AV devices connected with the HDMI cable through HDMI-CEC. Opens the SIMPLINK menu. |

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AV MODE INPUTENERGY SAVING 1..@ 2abc 3 def 4ghi 5jkl 6mno 7pqrs 8tuv 9wxyz LIST 0_ Q.VIEW CHAR/NUM MARK RATIO P DELETE MUTE GUIDE PORTAL INFO① OK Home BACK EXIT TEXT T.OPT SUBTITLE Q.MENU AD ALARM| Number buttonsEnters numbers. |
| LISTAccesses the saved programme list. |
| Q.VIEWReturns to the previously viewed programme. |
| +△-Adjusts the volume level. |
| MARKSelect the input to apply the Picture Wizard settings.Check and un-check programmes in the USB menu. |
| CHAR/NUMShifts the Character or Number. |
| RATIOResizes an image. |
| MUTEMutes all sounds. |
| DELETEDeletes the entered character when entering the character on the screen keyboard. |
| ^P ∨Scrolls through the saved programmes. |
| ← PAGE→Moves to the previous or next screen. |
| Colour buttonsThese access special functions in some menus.(C Red, : Green, : Yellow, Blue) |
| SUBTITLERecalls your preferred subtitle in digital mode. |
| Control buttons (■, ▶, II, ◀, ▶)Controls the MY MEDIA menus, or the SIMPLINK compatible devices (USB,SIMPLINK). |
| Q. MENUAccesses the quick menus. |
| ALARMSets the alarm function. |
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.
Screen, frame, cabinet and stand
- To remove dust or light dirt, wipe the surface with a dry, clean, and soft cloth.
- To remove major dirt, wipe the surface with a soft cloth dampened in clean water or a diluted mild detergent. Then wipe immediately with a dry cloth.

CAUTION
Avoid touching the screen at all times, as this may result in damage to the screen.
Do not push, rub, or hit the screen surface with your fingernail or a sharp object, as this may result in scratches and image distortions.
Do not use any chemicals as this may damage the product.
Do not spray liquid onto the surface. If water enters the TV, it may result in fire, electric shock, or malfunction.
Power cord
Remove the accumulated dust or dirt on the power cord regularly.
TROUBLESHOOTING
| Problem Solution | |
| Cannot control the TV with the remote control. | Check the remote control sensor on the product and try again.Check if there is any obstacle between the product and the remote control.Check if the batteries are still working and properly installed (⊕ to ⊕ to ).⊖ |
| No image display and no sound is produced. | Check if the product is turned on.Check if the power cord is connected to a wall outlet.Check if there is a problem in the wall outlet by connecting other products. |
| The TV turns off suddenly. | Check the power control settings. The power supply may be interrupted.Check if the Auto sleep feature is activated in the Time settings. |
| When connecting to the PC (RGB/HDMI DVI), ‘No signal’ or ‘Invalid Format’ is displayed. | Turn the TV off/on using the remote control.Reconnect the RGB/HDMI cable.Restart the PC with the TV on. |
CAUTION FOR USING EZSIGN 2.0
Only 22/26/32/37/42/47LT640E
Do not remove a USB drive while data is being copied. It can corrupt the data and EzSign may not work properly.
While loading a USB device or dongle, your TV may function slower than normal.
While EzSign contents is running, the movie with internal subtitles is not supported in USB mode. EzSign TV supports only external subtitles.
(External Subtitle format: *.smi/*.srt/*.sub(MicroDVD, Subviewer 1.0/2.0)/*.ass/*.ssa/*.txt(TMPlayer)/*.psb(PowerDivX)
Some user-created subtitles may not work properly.
Some special characters are not supported in subtitles.
HTML tags are not supported in subtitles.
Subtitles in languages other than the supported languages are not available.
EzSign 2.0 TV function does not work before completing the initial setup Wizard. Make sure to complete the initial setup Wizard by turning on the TV after installation.
If the time is set according to the TV signal, it may not appear exactly for some region. In that case, set the time manually.
It is recommended that you copy files to the TV memory before playing them, as playing directly from the USB memory for an extended period of time may cause the device to overheat.
In EzSign 2.0 TV mode, some remote control keys may not work.
EzSign 2.0 TV dose not support the USB HUB. It is recommended that you connect a USB device directly to the TV without using a USB extension cable as it may not work properly.
It is recommended that you use EzSign 2.0 TV within 8 hours per day as it is standard.
Refer to the EzSign 2.0 Editor user guide for details.
EzSign 2.0 TV does not support Store Demo.
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.
| MODELS | 22LT64** | 22LT38** | |||
| 22LT640H-ZA22LT640E-ZA | 22LT380H-ZA | ||||
| Dimensions(W x H x D) | With stand(mm) | 516.6 x 385.7 x 192.0 | 516.6 x 385.7 x 192.0 | ||
| Without stand(mm) | 516.6 x 332.2 x 41.6 | 516.6 x 332.2 x 41.6 | |||
| Weight | With stand(kg) | 3.7 | 3.7 | ||
| Without stand(kg) | 3.1 | 3.1 | |||
| Power requirement | DC 24 V, 1.4 AAC-DC adaptor: 24 V---, 2.5 A/AC 100-240V~50/60 Hz | DC 24 V, 1.4 AAC-DC adaptor: 24 V---, 2.5 A/AC 100-240V~50/60 Hz | |||
| Power consumption | 40 W | 40 W | |||
| MODELS | 26LT64** | 26LT66** | 26LT38** | ||
| 26LT640H-ZA26LT640E-ZA | 26LT660H-ZA | 26LT380H-ZA | |||
| Dimensions(W x H x D) | With stand(mm) | 625.9 x 453.5 x 192.0 | 625.9 x 453.5 x 192.0 | 625.9 x 453.5 x 192.0 | |
| Without stand(mm) | 625.9 x 393.2 x 46.6 | 625.9 x 393.2 x 46.6 | 625.9 x 393.2 x 46.6 | ||
| Weight | With stand(kg) | 4.7 | 4.7 | 4.7 | |
| Without stand(kg) | 4.1 | 4.1 | 4.1 | ||
| Power requirement | DC 24 V, 1.8 AAC-DC adaptor: 24 V---, 2.5 A/AC 100-240 V~50/60 Hz | DC 24 V, 1.8 AAC-DC adaptor: 24 V---, 2.5 A/AC 100-240 V~50/60 Hz | DC 24 V, 1.8 AAC-DC adaptor: 24 V---, 2.5 A/AC 100-240 V~50/60 Hz | ||
| Power consumption | 50 W | 50 W | 50 W | ||
| MODELS | 32LT64** | 32LT66** | 32LT38** | ||
| 32LT640H-ZA32LT640E-ZA | 32LT660H-ZA | 32LT380H-ZA | |||
| Dimensions(W x H x D) | With stand(mm) | 765.6 x 535.6 x 231.9 | 765.6 x 535.6 x 231.9 | 765.6 x 535.6 x 231.9 | |
| Without stand(mm) | 765.6 x 475.8 x 68.5 | 765.6 x 475.8 x 68.5 | 765.6 x 475.8 x 68.5 | ||
| Weight | With stand(kg) | 9.2 | 9.2 | 9.2 | |
| Without stand(kg) | 8.0 | 8.0 | 8.0 | ||
| Power requirement | AC 100-240 V~50/60 Hz | AC 100-240 V~50/60 Hz | AC 100-240 V~50/60 Hz | ||
| Power consumption | 60W | 60W | 60W | ||
| MODELS | 32LT74** | 32LT76** | |||
| 32LT740H-ZA | 32LT760H-ZA | ||||
| Dimensions(W x H x D) | With stand(mm) | 765.6 x 535.6 x 231.9 | 765.6 x 535.6 x 231.9 | ||
| Without stand(mm) | 765.6 x 475.8 x 68.5 | 765.6 x 475.8 x 68.5 | |||
| Weight With stand(kg) | 9.2 | 9.2 | |||
| 8.0 | 8.0 | ||||
| Power requirement | AC 100-240 V~50/60 Hz | AC 100-240 V~50/60 Hz | |||
| Power consumption | 80W | 60W | |||
| MODELS | 37LT64** | 37LT66** | 37LT38** | ||
| 37LT640H-ZA37LT640E-ZA | 37LT660H-ZA | 37LT380H-ZA | |||
| Dimensions(W x H x D) | With stand(mm) | 867.3 x 592.8 x 231.9 | 867.3 x 592.8 x 231.9 | 867.3 x 592.8 x 231.9 | |
| Without stand(mm) | 867.3 x 532.8 x 68.6 | 867.3 x 532.8 x 68.6 | 867.3 x 532.8 x 68.6 | ||
| Weight | With stand(kg) | 11.2 | 11.2 | 11.2 | |
| Without stand(kg) | 10.0 | 10.0 | 10.0 | ||
| Power requirement | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | ||
| Power consumption | 90W | 90W | 90W | ||
| MODELS | 37LT74** | 37LT76** | |||
| 37LT740H-ZA | 37LT760H-ZA | ||||
| Dimensions(W x H x D) | With stand(mm) | 867.3 x 592.8 x 231.9 | 867.3 x 592.8 x 231.9 | ||
| Without stand(mm) | 867.3 x 532.8 x 68.6 | 867.3 x 532.8 x 68.6 | |||
| Weight | With stand(kg) | 11.2 | 11.2 | ||
| Without stand(kg) | 10.0 | 10.0 | |||
| Power requirement | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | |||
| Power consumption | 100W | 90W | |||
| MODELS | 42LT64** | 42LT66** | 42LT38** | ||
| 42LT640H-ZA42LT640E-ZA | 42LT660H-ZA | 42LT380H-ZA | |||
| Dimensions(W x H x D) | With stand(mm) | 991.7 x 666.5 x 273.1 | 991.7 x 666.5 x 273.1 | 991.7 x 666.5 x 273.1 | |
| Without stand(mm) | 991.7 x 604.0 x 55.0 | 991.7 x 604.0 x 55.0 | 991.7 x 604.0 x 55.0 | ||
| Weight | With stand(kg) | 15.5 | 15.5 | 15.5 | |
| Without stand(kg) | 13.5 | 13.5 | 13.5 | ||
| Power requirement | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | ||
| Power consumption | 100W | 100W | 100W | ||
| MODELS | 42LT74** | 42LT76** | |||
| 42LT740H-ZA | 42LT760H-ZA | ||||
| Dimensions(W x H x D) | With stand(mm) 991.7 x 666.5 x 273.1 991.7 x 666.5 x 273.1 | ||||
| Without stand(mm) 991.7 x 604.0 x 55.0 | |||||
| Weight With stand(kg) | 15.5 15.5 | ||||
| Power requirement | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | |||
| Power consumption | 120W | 100W | |||
| MODELS | 47LT64** | 47LT66** | 47LT38** | ||
| 47LT640H-ZA47LT640E-ZA | 47LT660H-ZA | 47LT380H-ZA | |||
| Dimensions(W x H x D) | With stand(mm) | 1101.0 x 728.5 x 273.1 | 1101.0 x 728.5 x 273.1 | 1101.0 x 728.5 x 273.1 | |
| Without stand(mm) | 1101.0 x 665.4 x 54.5 | 1101.0 x 665.4 x 54.5 | 1101.0 x 665.4 x 54.5 | ||
| Weight | With stand(kg) | 17.3 | 17.3 | 17.3 | |
| Without stand(kg) | 15.3 | 15.3 | 15.3 | ||
| Power requirement | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50 / 60 Hz | ||
| Power consumption | 120W | 120W | 120W | ||
| MODELS | 47LT74** | 47LT76** | |||
| 47LT740H-ZA | 47LT760H-ZA | ||||
| Dimensions(W x H x D) | With stand(mm) 1101.0 x 728.5 x 273.1 1101.0 x 728.5 x 273.1 | 1101.0 x 665.4 x 54.5 | 1101.0 x 665.4 x 54.5 | ||
| Without stand(mm) | |||||
| Weight | With stand(kg) | 17.3 | 17.3 | ||
| Without stand(kg) | 15.3 | 15.3 | |||
| Power requirement | AC 100-240 V~ 50 / 60 Hz | AC 100-240 V~ 50/60 Hz | |||
| Power consumption | 120W | 120 W | |||
| CI Module Size(W x H x D) | 100.0 mm x 55.0 mm x 5.0 mm | |
| Environment condition | Operating Temperature | 0 °C to 40 °C |
| Operating Humidity | Less than 80 % | |
| Storage Temperature | -20 °C to 60 °C | |
| Storage Humidity | Less than 85 % | |
| Digital TV | Analogue TV | ||
| Television system | DVB-TDVB-C | PAL/SECAM B/G/D/K/I/I',SECAM L/L' | |
| Programme coverage | VHF, UHF | VHF: E2 to E12, UHF: E21 to E69,CATV: S1 to S20, HYPER: S21 to S47 | |
| Maximumnumber ofstorableprogrammes | LT64**,LT66**,LT38** | 1,086 | |
| LT74** ^1 | 500 | ||
| LT76** 1,200 | |||
| External antenna impedance | 75 Ω | ||
1 In country that Digital broadcasting regulation isn't fixed, some DTV function may not work depending on digital broadcasting circumstances. (Only DTV)
Only 32/37/42/47LT76**
| Wireless LAN module(TWFM-B003D) specification | |
| Standard IEEE802.11a/b/g/n | |
| Frequency Range | 2400 to 2483.5 MHz5150 to 5250 MHz5725 to 5850 MHz (for Non EU) |
| Modulation CCK / OFDM / MIMO | |
| Output Power(Typical) | 802.11a: 11 dBm802.11b: 15 dBm802.11g: 13 dBm802.11n - 2.4GHz: 13 dBm802.11n - 5GHz: 13 dBm |
| Data rate | 802.11a/g: 54 Mbps802.11b: 11 Mbps802.11n: 300 Mbps |
| Antenna Gain(Typical) | 2400 to 2483.5 MHz: -2.5dBi5150 to 5250 MHz: -2.2dBi5725 to 5850 MHz: -2.9dBi |
| Occupied bandwidth | 802.11a/b/g: HT20802.11n: HT20/40 |
Because band channel used by the country could be different, the user can not change or adjust the operating frequency and this product is set for the regional frequency table.![]() | |
HDMI/DVI-DTV supported mode
| Resolution | Horizontal Frequency (kHz) | Vertical Frequency (Hz) |
| 720x480 | 31.469 | 59.94 |
| 31.5 | 60 | |
| 720x576 31.25 50 | ||
| 1280x720 | 37.5 | 50 |
| 44.96 | 59.94 | |
| 45 | 60 | |
| 1920x1080 | 33.72 | 59.94 |
| 33.75 | 60 | |
| 28.125 | 50 | |
| 26.97 | 23.97 | |
| 27 | 24 | |
| 33.716 | 29.976 | |
| 33.75 | 30.00 | |
| 56.25 | 50 | |
| 67.43 | 59.94 | |
| 67.5 | 60 | |
Component port connecting information
(Only LT64**, LT66**, LT38**, LT74**)
| Component ports on the TV | Y | P_B | P_R |
| Video output ports on DVD player | Y | P_B | P_R |
| Y | R-B-Y | ||
| Y | Cr Cb | ||
| Y Pb | Pr |
| Signal Component | |
| 480i/576i O | |
| 480p/576p O | |
| 720p/1080i O | |
| 1080p | O(50 Hz / 60 Hz only) |
RGB-PC, HDMI/DVI-PC supported mode
| Resolution | Horizontal Frequency (kHz) | Vertical Frequency (Hz) |
| 720x400 31.468 70.08 | ||
| 640x480 31.469 59.94 | ||
| 800x600 37.879 60.31 | ||
| 1024x768 48.363 60.00 | ||
| 1280x720 | 45 | 60 |
| 1280x768 47.78 | 59.87 | |
| 1360x768 47.72 | 59.80 | |
| 1280x1024 | 63.981 60.02 | |
| 1920x1080 (RGB-PC) | 66.587 59.93 | |
| 1920x1080 (HDMI-PC) | 67.5 | 60.00 |
(Only 37/42/47LT64**, 37/42/47LT66**, 37/42/47LT38**, 37/42/47LT74**, 37/42/47LT76**)
IR CODES
• This feature is not available for all models.
| Code (Hexa) | Function Note | |
| 08 | (POWER) | Remote control Button (Power On/Off) |
| 95 ENERGY SAVING Remote control Button | ||
| 30 AV MODE Remote control Button | ||
| 0B INPUT | Remote control Button | |
| F0 TV/RAD Remote control Button | ||
| 10-19 Number Key 0-9 Remote control Button | ||
| 53 LIST Remote control Button | ||
| 1A Q.VIEW Remote control Button | ||
| 02 | + | Remote control Button |
| 03 | - | Remote control Button |
| 79 RATIO | Remote control Button | |
| 1E FAV Remote control Button | ||
| 09 MUTE (DELETE) | Remote control Button | |
| 00 P | ^ | Remote control Button |
| 01 P | √ | Remote control Button |
| AB | GUIDE | Remote control Button |
| 0C | PORTAL | Remote control Button |
| AA | INFO | Remote control Button |
| 43 Home | Remote control Button | |
| 28 | (BACK) | Remote control Button |
| 5B EXIT | Remote control Button | |
| 44 OK | Remote control Button | |
| 40 | ^ | Remote control Button |
| 41 | √ | Remote control Button |
| 07 | < | Remote control Button |
| 06 | > | Remote control Button |
| 72 RED Remote control Button | ||
| 71 GREEN | Remote control Button | |
| 63 YELLOW | Remote control Button | |
| 61 BLUE | Remote control Button | |
| 20 TEXT | Remote control Button | |
| 21 T.OPT(T.Option) | Remote control Button | |
| 39 SUBTITLE | Remote control Button | |
| B1 | ■ | Remote control Button |
| B0 | ▶ | Remote control Button |
| BA | II | Remote control Button |
| 8E | ▶▶ | Remote control Button |
| 8F | ◀◀ | Remote control Button |
| 7E SIMPLINK | Remote control Button | |
| 45 Q.MENU | Remote control Button | |
| 91 AD | Remote control Button | |
| E8 ALARM | Remote control Button | |
| 1E MARK (CHAR/NUM) | Remote control Button | |
EXTERNAL CONTROL DEVICE SETUP
RS-232C Setup
Connect the RS-232C (serial port) input jack to an external control device (such as a computer or an A/V control system) to control the product's functions externally.
Connect the serial port of the control device to the RS-232C jack on the product back panel.
Note: RS-232C connection cables are not supplied with the product.

flowchart
graph TD
A["RS-232C IN (CONTROL & SERVICE)"] --> B["Device 1"]
A --> C["Device 2"]
B --> D["Server"]
C --> D
Type of connector; D-Sub 9-Pin Male

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① ⑤ ⑥ ⑨| No. Pin name |
| 1 3.5V |
| 2 RXD (Receive data) |
| 3 TXD (Transmit data) |
| 4 IR OUT from TV |
| 5 GND |
| 6 No Connection |
| 7 +5V Power out |
| 8 No Connection |
| 9 +12V Power out |
RS-232C Configurations

line
7-Wire Configurations (Standard RS-232C cable) | Configuration | PC | TV | | :--- | :--- | :--- | | RXD | 2 | 3 | | TXD | 3 | 2 | | GND | 5 | 5 | | DTR | 4 | 6 | | DSR | 6 | 4 | | RTS | 7 | 8 | | CTS | 8 | 7 | D-Sub 9 TXD RXD GND DSR DTR CTS RTS D-Sub 9 3-Wire Configurations(Not standard) PC | TV RXD | TXD | RXD | GND | DTR | DSR | RTS | CTS D-Sub 9 D-Sub 9 TXD RXD GND DSR RTS CTSSet ID
Set ID number. "Real Data Mapping".
1 Press Home to access the main menus.
2 Press the Navigation buttons to scroll to OPTION and press OK.
3 Press the Navigation buttons to scroll to SET ID and press OK.
4 Scroll left or right to select a set ID number and select CLOSE. The adjustment range is 1-99.
5 When you are finished, press EXIT.
Communication Parameters
Baud rate: 9600 bps (UART)
Data length: 8 bits
Parity : None
Stop bit: 1 bit
Communication code: ASCII code
Use a crossed (reverse) cable.
Command reference list
(Depending on model)
| COMMAND1 | COMMAND2 | DATA (Hexadecimal) | COMMAND1 | COMMAND2 | DATA (Hexadecimal) | ||
| 01. Power k a 00 to 01 13. Treble k r 00 to 64 | |||||||
| 02. Aspect Ratio k c (See p.36) | 14. Bass | k s 00 to 64 | |||||
| 03. Screen Mute | k | d | (See p.36) | 15. Balance | k | t | 00 to 64 |
| 04. Volume Mute | k e 00 to 01 | 16. Colour Temperature | x u 00 to 64 | ||||
| 05. Volume Control | k f | 00 to 64 | 17. Energy Saving | j | q 00 to 05 | ||
| 06. Contrast | k g 00 to 64 | 18. Auto Configuration | j | u 01 | |||
| 07. Brightness | k h 00 to 64 | 19. Tune Command | m | a | (See p.38) | ||
| 08. Colour | k i | 00 to 64 | 20. Programme Add/Skip | m b 00 to 01 | |||
| 09. Tint | k | j | 00 to 64 | 21. Key | m | c | Key Code |
| 10. Sharpness | k k 00 to 64 | 22. Control Back Light | m g 00 to 64 | ||||
| 11. OSD Select | k l | 00 to 01 | 23. Input select (Main Picture Input) | x b (See p.39) | |||
| 12. Remote Control Lock Mode | k m | 00 to 01 | |||||
- * Note : During USB operations such as DivX or EMF, all commands except Power(ka) and Key(mc) are not executed and treated as NG.
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 is 1 to 99. When selecting Set ID '0', every connected set is controlled.
Set ID is indicated as decimal (1 to 99) on menu and as Hexa decimal (0x0 to 0x63) on transmission/receiving protocol.
[DATA] : To transmit command data. Transmit 'FF' data to read status of command.
[Cr] : Carriage Return
ASCII code '0x0D'
[ ] : ASCII code 'space (0x20)'
OK Acknowledgement
[Command2][ ][Set ID][ ][OK][Data][x]
* The set transmits ACK (acknowledgement) based on this format when receiving normal data. At this time, if the data is data read mode, it indicates present status data. If the data is data write mode, it returns the data of the PC computer.
Error Acknowledgement
[Command2][ ][Set ID][ ][NG][Data][x]
* The set transmits ACK (acknowledgement) based on this format when receiving abnormal data from non-viable functions or communication errors.
Data 00: Illegal Code
01. Power (Command: k a)
▶ To control Power On/Off of the set.
Transmission[k][a][ ][Set ID][ ][Data][Cr]
Data 00 : Power Off
01 : Power On
Ack [a][ ][Set ID][ ][OK/NG][Data][x]
▶ To show Power On/Off.
Transmission [k][a][ ][Set ID][ ][FF][Cr]
Ack [a][ ][Set ID][ ][OK/NG][Data][x]
* Similarly, if other functions transmit '0xFF' data based on this format, Acknowledgement data feed back presents status about each function.
* OK Ack., Error Ack. and other message may display on the screen when TV is power On.
02. Aspect Ratio (Command: k c) (Main Picture Size)
▶ To adjust the screen format. (Main picture format)
You can also adjust the screen format using the Aspect Ratio in the Q.MENU. or PICTURE menu.
Transmission [k][c][ ][Set ID][ ][Data][Cr]
Data 01 : Normal screen
07:14:9
(4:3)
09:Just Scan
02 : Wide screen
OB : Full Wide
(16:9)
10 to 1F : Cinema Zoom 1 to 16
04 : Zoom
06 : Original
Ack [c][ ][Set ID][ ][OK/NG][Data][x]
* Using the PC input, you select either 16:9 or 4:3 screen aspect ratio.
* In DTV/HDMI (1080i 50 Hz / 60 Hz, 720p 50Hz / 60 Hz, 1080p 24 Hz / 30 Hz / 50 Hz / 60 Hz), Component( 720p, 1080i, 1080p 50 Hz / 60 Hz) mode, Just Scan is available.
* Full Wide is supported only for DTV.
03. Screen Mute (Command: k d)
▶ To select screen mute on/off.
Transmission [k][d][ ][Set ID][ ][Data][Cr]
Data 00: Screen mute off (Picture on)
Video mute off
01: Screen mute on (Picture off)
10:Video mute on
Ack [d][ ][Set ID][ ][OK/NG][Data][x]
* In case of video mute on only, TV will display On Screen Display(OSD). But, in case of Screen mute on, TV will not display OSD.
04. Volume Mute (Command: k e)
▶ To control volume mute on/off.
You can also adjust mute using the MUTE button on remote control.
Transmission [k][e][ ][Set ID][ ][Data][Cr]
Data 00 : Volume mute on (Volume off)
01 : Volume mute off (Volume on)
Ack [e][ ][Set ID][ ][OK/NG][Data][x]
05. Volume Control (Command: k f)
▶ To adjust volume.
You can also adjust volume with the volume buttons on remote control.
Transmission [k][f][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [f][ ][Set ID][ ][OK/NG][Data][x]
06. Contrast (Command: k g)
▶ To adjust screen contrast.
You can also adjust contrast in the PICTURE menu.
Transmission [k][g][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [g][ ][Set ID][ ][OK/NG][Data][x]
07. Brightness (Command: k h)
▶ To adjust screen brightness.
You can also adjust brightness in the PICTURE menu.
Transmission [k][h][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [h][ ][Set ID][ ][OK/NG][Data][x]
08. Colour (Command: k i)
▶ To adjust the screen colour.
You can also adjust colour in the PICTURE menu.
Transmission [k][i][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39
Ack [i][ ][Set ID][ ][OK/NG][Data][x]
09. Tint (Command: k j)
▶ To adjust the screen tint.
You can also adjust tint in the PICTURE menu.
Transmission [k][j][ ][Set ID][ ][Data][Cr]
Data Red : 00 to Green : 64
* Refer to 'Real data mapping'. See p.39.
Ack [j][ ][Set ID][ ][OK/NG][Data][x]
10. Sharpness (Command: k k)
▶ To adjust the screen sharpness.
You can also adjust sharpness in the PICTURE menu.
Transmission [k][k][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [k][ ][Set ID][ ][OK/NG][Data][x]
11. OSD Select (Command: k l)
▶ To select OSD (On Screen Display) on/off when controlling remotely.
Transmission [k][l][ ][Set ID][ ][Data][Cr]
Data 00: OSD off 01: OSD on
Ack [I][ ][Set ID][ ][OK/NG][Data][x]
12. Remote control lock mode (Command: k m)
▶ To lock the front panel controls on the monitor and remote control.
Transmission [k][m][ ][Set ID][ ][Data][Cr]
Data 00: Lock off 01: Lock on
Ack [m][ ][Set ID][ ][OK/NG][Data][x]
* If you are not using the remote control, use this mode.
When main power is on/off, external control lock is released.
* In the standby mode, if key lock is on, TV will not turn on by power on key of IR & Local Key.
13. Treble (Command: k r)
▶ To adjust treble.
You can also adjust treble in the AUDIO menu.
Transmission [k][r][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [r][ ][Set ID][ ][OK/NG][Data][x]
You can also adjust bass in the AUDIO menu.
Transmission [k][s][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [s][ ][Set ID][ ][OK/NG][Data][x]
15. Balance (Command: k t)
▶ To adjust balance.
You can also adjust balance in the AUDIO menu.
Transmission [k][t][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [t][ ][Set ID][ ][OK/NG][Data][x]
16. Colour Temperature (Command: x u)
▶ To adjust colour temperature. You can also adjust Colour Temperature in the PICTURE menu.
Transmission [x][u][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
* Refer to 'Real data mapping'. See p.39.
Ack [u][ ][Set ID][ ][OK/NG][Data][x]
17. Energy Saving (Command: j q)
▶ To reduce the power consumption of the TV. You can also adjust Energy Saving in PICTURE menu.
Transmission [j][q][ ][Set ID][ ][Data][Cr]
| Power Saving Function | Level | Description | ||||||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |||
| 0 | 0 | 0 | 0 | Low Power | 0 | 0 | 0 | |||
| 0 | 0 | 0 | 0 | Low Power | 0 | 0 | 0 | |||
| 0 | 0 | 0 | 0 | Low Power | 0 | 0 | 1 | |||
| 0 | 0 | 0 | 0 | Low Power | 0 | 0 | 1 | |||
| 0 | 0 | 0 | 0 | Low Power | 0 | 0 | 1 | |||
| 0 | 0 | 0 | 0 | Low Power | 0 | 1 | 0 | |||
Ack [q][ ][Set ID][ ][OK/NG][Data][x]
18. Auto Configure(Command: j u)
▶ 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]
19. Tune Command (Command: m a)
▶ Select channel to following physical number.
Transmission [m][a][ ][Set ID][ ][Data0][ ][Data1][ ][Data2][Cr]
Data00 : High channel data
Data01 : Low channel data
ex. No. 47 -> 00 2F (2FH) No. 394 -> 01 8A (18AH), DTV No. 0 -> Don't care
Data02 : [Antena]
0x00 : Analog Main
0x10 : DTV Main
0x20 : Radio
[Cable]
0x80 : Analog Main
0x90 : DTV Main
0xA0 : Radio
Channel data range
Analog - Min: 00 to Max: 63 (0 to 99)
Digital - Min: 00 to Max: 3E7 (0 to 999)
Ack [a][ ][Set ID][ ][OK/NG][Data][x]
Data Min: 00 to Max: 7DH
20. Programme Add/Skip(Command: m b)
▶ To set skip status for the current Programme.
Transmission [m][b][ ][Set ID][ ][Data][Cr]
Data 00:Skip 01:Add
Ack [b][ ][Set ID][ ][OK/NG][Data][x]
21. Key(Command: m c)
▶ To send IR remote key code.
Transmission [m][c][ ][Set ID][ ][Data][Cr]
Data Key code - See p.32.
Ack [c][ ][Set ID][ ][OK/NG][Data][x]
22. Control Back Light(Command: m g)
▶ To control the back light.
Transmission [m][g][ ][Set ID][ ][Data][Cr]
Data Min : 00 to Max : 64
Ack [g][ ][Set ID][ ][OK/NG][Data][x]
23. Input select (Command: x b)
(Main Picture Input)
▶ To select input source for main picture.
Transmission [x][b][ ][Set ID][ ][Data][Cr]
Data Structure
MSB LSB
| 0 0 0 0 0 0 0 | |||||
| External Input Input Number | |||||
| External Input Data | ||||
| 0 | 0 | 0 | 0 | DTV |
| 0 | 0 | 0 | 1 | Analogue |
| 0 | 0 | 1 | 0 | AV |
| 0 | 1 | 0 | 0 | Component |
| 0 | 1 | 1 | 0 | RGB |
| 0 | 1 | 1 | 1 | HDMI |
| 1 | 0 | 0 | 0 | |
| 1 | 0 | 0 | 1 | |
| 1 | 0 | 1 | 0 | |
| Input Number Data | ||||
| 0 | 0 | 0 | 0 | Input1 |
| 0 | 0 | 0 | 1 | Input2 |
| 0 | 0 | 1 | 0 | Input3 |
| 0 | 0 | 1 | 1 | Input4 |
Ack [b][ ][Set ID][ ][OK/NG][Data][x]
* Real data mapping
00: Step 0
:
A : Step 10 (Set ID 10)
:
F : Step 15 (Set ID 15)
10: Step 16 (Set ID 16)
:
63:Step 99 (SET ID 99)
64:Step 100
:
6E:Step110
:
73:Step 115
74:Step 116
+
CF:Step 199
:
FE:Step254
FF:Step255


LG
Life's Good
The model and serial numbers of the TV is located on the back of the TV
Re cord it below should you ever need service.
Model
Serial

Digital Video
Broadcasting












or







