LG KT-T320 User manual

Multi-touch
Overlay Kit
OWNER’S MANUAL
Please read this manual carefully before operating the your set and retain it
for future reference.
www.lg.com
KT-T320
KT-T430
KT-T490
KT-T550

2
TABLE OF CONTENTS
ENGLISH
TABLE OF CONTENTS
3 ASSEMBLY AND PREPARATION
3 Accessories
4 Safety Precautions
5 Assembly Instructions
11 HOW TO ATTACH THE IR
12 INSTALLATION INSTRUCTIONS
12 Connecting Touch USB Cable
13 BEFORE USE
13 TOUCH SPECIFICATIONS
13 OS SUPPORT AVAILABILITY
14 PRODUCT SPECIFICATIONS
17 TROUBLESHOOTING GUIDE
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects
or other reproductive harm. Wash hands after handling.

3
ASSEMBLY AND PREPARATION
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ASSEMBLY AND PREPARATION
•Always use genuine components to ensure safety and product performance.
•The product warranty will not cover damage or injury caused by the use of unauthorized components.
•The accessories provided with your product may vary depending on the model or region.
•Product specifications or contents in this manual may be changed without prior notice due to upgrade of
product functions.
CAUTION
NOTE
Accessories
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
accessories.
Side Bracekt
Dimension : 300 x 47 x 47.4
Top Bracket Side Bracket (2 ea) IR Bracket
KT-T320
Bottom Bracket (2 ea)
KT-T430
Bottom Bracket (3 ea)
KT-T490 / KT-T550
Bottom Bracket (3 ea)
CD (Owner’s Manual) / Cards M3 x L8 Screw (1 ea)
M3 x L6 Screws
KT-T320 : 9 ea
KT-T430 : 14 ea
KT-T490 / KT-T550 : 16 ea

4ASSEMBLY AND PREPARATION
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Safety Precautions
- If you are a professional installer, please read this manual carefully before installing the product.
- If you are a professional installer, please give this manual to the user after installation and ensure that the user
also reads the manual carefully and retains it for future reference.
- After reading the manual, please keep it handy for future reference.
WARNING
 The product should be installed by a qualified professional specified by the retail store.
- Product installation by non-qualified personnel is very dangerous and may cause personal injury.
 When moving or replacing the product after installation, contact a qualified installer specified by the
retail store.
- Installation or movement of the product must be carried out by a skilled professional. If an unqualified
person moves or installs the product, it may cause safety risks.
 Do not hang the power cable and signal cable on the back of the monitor when mounting the monitor
to the wall.
- Damaged cables may result in fire, electric shock, or damage to the product.
- Keep the monitor upright when mounting the monitor to the wall.
 The product should be installed where its weight can be fully supported.
- If the product is installed on a weak surface, the product may fall, causing injury.
- Check the maximum allowed weight of the wall mount (LSW230B : 40 kg , LSW350B : 50 kg).
 Do not hang on this product. Protect it from severe impact after installation.
- The product may fall and cause injury.
 Models with the Multi-touch Overlay Kit cannot be installed on stands.
- The product may fall.

5
ASSEMBLY AND PREPARATION
ENGLISH
Assembly Instructions
- The picture may differ from the actual product.
 Before installing the product, if there are any water drops or foreign materials on the inner/outer side of
the glass, wipe them out with a soft cloth.
 While using the product, if there are any water drops or foreign materials on the inner/outer side of the
glass, wipe them out with a soft cloth and install it again.
 Assemble the product in a clean, uncontaminated area to prevent dust or foreign material from entering
it.
NOTE
1Place a soft cloth on the table and place the Multi-touch Overlay Kit over it as illustrated.
2Remove the internal protective film using the handle at the upper right corner of the glass as illustrated.

6ASSEMBLY AND PREPARATION
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3Place the display product on the Multi-touch Overlay Kit as illustrated.
4Use the screws and the top bracket provided to make the product stationary.
 Number of screws to attach the top bracket:
- KT-T320: 3 screws
- KT-T430/KT-T490/KT-T550: 4 screws

7
ASSEMBLY AND PREPARATION
ENGLISH
5Use the screws to attach the product to the bottom bracket provided.
KT-T320
KT-T430

8ASSEMBLY AND PREPARATION
ENGLISH
KT-T490/ KT-T550
6Use the screws to attach the product to the side brackets provided.
KT-T320

9
ASSEMBLY AND PREPARATION
ENGLISH
KT-T490/ KT-T550
KT-T430

10 ASSEMBLY AND PREPARATION
ENGLISH
7Remove the external protective film using the handle at the upper right corner of the glass as illustrated.

11
HOW TO ATTACH THE IR
ENGLISH
How to attach the IR
- Only applies to **SM5B,**SM5KB, and **SM3B models.
- The image may differ depending upon the model.
1Remove the IR sensor from the set.
2Attach the IR sensor to the IR bracket.
3Attach the IR sensor and the IR bracket to the set.

12 INSTALLATION INSTRUCTIONS
ENGLISH
Side of product
 The product may not work if you use a USB extension cable.
 While connecting a USB cable or within 3 seconds after connecting it, any tapping on the touch screen
may not respond correctly.
CAUTION
Installation Instructions
Connecting Touch USB Cable
Connect the touch USB cable extending from the side of the product to the PC.
PC

13
BEFORE USE
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Before Use
Touch Specifications
OS Support Availability
Set the picture mode of the monitor to the Game mode.
For more information on setting the mode, see the owner’s manual of the monitor.
Multi-touch 10 points
Supported Operating Systems Windows 7, Windows 8, Windows 8.1, Android, Linux, Mac OSX
Touch input method Pens, fingers, gloves, etc.
Touch response time 9 ms (1 point) to 15 ms (10 points)
Touch accuracy 1 mm
Operating voltage DC 4.65 V to 5.25 V
Power consumption Max. 1.31 W
 Windows 2000 and earlier versions of Windows are not supported.
 1) The correct driver must be installed.
 Operating system applications other than Windows 8 and Windows 7 Professional applications may not
support multi-touch.
Mouse/
1 Point Digitizer Gestures/ 10 Points Plug & Play
Win 8.1 O O O O
Win 8 O O O O
Win 7 &
Embedded P
O O O O
* Windows 7 Service Pack must be installed.
Mac OSX O1) O1) O1) O1)
Linux O O O
(Kernel 3.9 Over)
O
(Kernel 3.9 Over)
Android O O O
(Kernel 3.9 Over)
O
(Kernel 3.9 Over)
Functions Click, Drag,
Double-Click
Mouse Functions,
Right-Click, Flicks,
Panning with Inertia
Mouse & Digitizer Functions,
Press & Tap, Rotate, Zoom In/Out

14 PRODUCT SPECIFICATIONS
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Product Specifications
The product specifications below may be changed without prior notice due to upgrade of product functions.
Model Dimensions (mm) Weight (kg)
Width Height Depth
KT-T320 756 449 23.5 4.1
KT-T430 997 586 23.5 6.5
KT-T490 1132 660 23.5 8.0
KT-T550 1266 739 23.5 9.7
Environmental
conditions
Operating Temperature
Operating Humidity
0 °C to 40 °C
10 % to 80 %
Storage Temperature
Storage Humidity
-20 °C to 60 °C
5 % to 90 %

15
PRODUCT SPECIFICATIONS
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Product Dimensions
The illustrations in this manual may differ from the actual product and accessories.
The product specifications below may be changed without prior notice due to upgrade of product functions.
(Unit: mm)
KTT320
756
48.9
44.4
75.2
23.5
27
27
27
27
449
KTT430
997
45
43.1
60
23.5
27
27
27
27
586

16 PRODUCT SPECIFICATIONS
ENGLISH
KTT490
KTT550
1132
45
43
60
23.5
27
660
27
27
27
1265.5
45.1
43.1
60
23.5
27
27
27
27
739
(Unit: mm)

17
TROUBLESHOOTING GUIDE
ENGLISH
Touch does not work at all.
Problem Action
Touch does not work at all.  Check the USB cable connection. - This may occur when the USB
cable between PC and monitor is not connected. Check the USB
cable and reconnect it.
 Check your PC's power. - This may occur when the PC is powered
off. Make sure that your PC's power cord is firmly plugged into a
power outlet, then restart your PC.
 Restart your PC. - Touch may not respond when the system is
down due to an unstable network.
 Check the signal cable connection. - If your PC and monitor are
not connected with a signal cable, touch will not work. Check the
signal cable connection.
The touch location does not match
the touch coordinates.
 Use the calibration program supported by your OS or application
to make any corrections.
When using multiple monitors,
touching is applied to a monitor other
than the one intended.
 Set the product as the default monitor.
10 point multi-touch is not working.  Ensure that your OS supports multi-touch functionality.
 Make sure your content supports 10 point multi-touch.- The
software used (e.g., Flash Player, Paint, etc.) may not support 10
point multi-touch.
 Restart the software (e.g. Flash Player, Paint, etc.).
 Restart your PC.
 If the gap between two touch points is 25 mm or less, touch
errors may occur.
 10 point multi-touch support may be unstable on the edge of
the touch screen.
 Using the 10 point multi-touch screen to draw lines may cause
partial breakage of the lines.
Troubleshooting Guide

The model and serial numbers of the set are
located on the back and one side of the set.
Record it below should you ever need service.
MODEL
SERIAL
Applicable models
(For details about applicable models, contact the
retail store or refer to the owner’s manual.)
WARNING -This is a class A product. In a domestic
environment this product may cause radio
interference, in which case the user may be
required to take adequate measures.