Idis sm-u841 User manual

USER MANUAL
KT-LL84ULFX-PD, KT-LL84ULFX-PD-NS, LL84ULFX-PD,
LL84ULFX-PD1, LL84ULFX-PD2, LL84ULFX-PD3

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NOTICES
COPYRIGHT AND TRADEMARKS
Copyright © 2015 IDIS Corporation. All rights reserved.
All brand names and product names are trademarks, registered trademarks or trade names of their respective
holders.
General
Every effort has been made to ensure accuracy, however in some cases changes in the products
or availability could occur which may not be reflected in this document. We reserves the right
to make changes to specifications at any time without notice. Performance specifications are
typical, but may vary depending on conditions beyond our control such as maintenance of the
product in proper working conditions. Performance specifications are based on information
available at the time of printing. We makes no warranty of any kind with regard to this material,
including, but not limited to, implied warranties of fitness for a particular purpose. We will not
be liable for errors contained herein or for incidental or consequential damages in connection
with the performance or use of this material. Our manufacturing facility is ISO 9001 and 14001
certified.
REGULATORY
The product has been tested and found to comply with the limits for a Class A digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference when the product is operated in a commercial
environment. The product generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction manual, may cause harmful interference to
radio communications. Operation of the product in a residential area is likely to cause harmful
interference in which case the user will be required to correct the interference at the user’s own
expense.
CAN ICES-3 (A) / NMB-3 (A)
In Finland: "Laite on liitettävä suojakoskettimilla varustettuun pistorasiaan”
In Norway: “Apparatet må tilkoples jordet stikkontakt”
In Sweden: “Apparaten skall anslutas till jordat uttag”
In Denmark: “Apparatets stikprop skal tilsluttes en stikkontakt med jord, som giver forbindelse
til stikproppens jord.”
Environmental
The product is designed and manufactured with high‐quality materials and components that
can be recycled and reused. This symbol means that electrical and electronic equipment, at
their end‐of‐life, should be disposed of separately from regular waste. Please dispose of the
product appropriately and according to local regulations. In the European Union, there are
separate collection systems for used electrical and electronic products. Please help us to
conserve the environment we live in!

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Table of Contents
1 BEFORE USING THE PRODUCT......................................................................................................4
1.1 SAFETY PRECAUTIONS....................................................................................................................4
2 PREPARATIONS..............................................................................................................................11
2.1 PARTS LIST......................................................................................................................................11
2.2 CONTROL PRODUCT .....................................................................................................................12
2.3 INPUT/OUTPUT CONNECTION....................................................................................................14
2.4 REMOTE CONTROLLER BUTTON DESCRIPTION.......................................................................16
3 INSTALLATION GUIDE ..................................................................................................................17
3.1 CAUTION BEFORE INSTALLATION..............................................................................................17
3.2 PRODUCT SPECIFICATIONS .........................................................................................................17
3.3 UNPACKING PROCESS ..................................................................................................................18
3.4 HANDLING GUIDE .........................................................................................................................19
3.5 PRODUCT INSTALLATION ............................................................................................................21
3.6 WALL MOUNTING INSTALLATION .............................................................................................21
3.7 REMOTE CONTROLLER .................................................................................................................22
3.8 SETUP...............................................................................................................................................23
4 REMOTE CONTROL........................................................................................................................24
4.1 RS-232C CONNECTION.................................................................................................................24
4.2 COMMUNICATION COMMAND ..................................................................................................25
4.3 COMMUNICATION COMMAND LIST .........................................................................................27
5 CONNECT THE EXTERNAL DEVICE..............................................................................................28
5.1 DP (DISPLAY PORT) CONNECTION ............................................................................................28
5.2 HDMI CONNECTION .....................................................................................................................29
5.3 DVI-D CONNECTION .....................................................................................................................30
5.4 VGA CONNECTION........................................................................................................................31
6 MENU CONTROL............................................................................................................................32
6.1 INPUT SELECTION..........................................................................................................................32
6.2 PICTURE ADJUSTMENT.................................................................................................................32
6.3 SOUND ADJUSTMENT ..................................................................................................................34
6.4 OSD ADJUSTING ............................................................................................................................35
6.5 ADJUSTING SETTING ....................................................................................................................36
6.6 INFORMATION ...............................................................................................................................37
7 TROUBLE SHOOTING ....................................................................................................................38
8 PRODUCT SPECIFICATION............................................................................................................41
9 SUPPORTED RESOLUTIONS .........................................................................................................42
10 REQUIRED INFORMATION ...........................................................................................................43
10.1 PREVENT IMAGE STICKING..........................................................................................................43

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1Before using the product
Before installing or using the product, to avoid damaging the product, read and follow as the
guidelines of the user manual for your safety.
The color, design and specification may change without notice to enhance the function.
1.1 Safety Precautions
Precautions are divided into two "Warning" and "Caution", and meaning of the each is as follows.
Warning: If you do not follow, it could result in serious injury or death.
Caution: If you do not follow, it could result in minor injury or product damage.
Please keep users to access USER MANUAL easily.
This illustration below is for reference only.
Warning
Do not use a damaged power cable or plug which does not meet the standard.
- This may cause a fire or an electric shock.
If you are using a power strip, do not use several devices at the same time.
- Due to the heat generated by the multi-outlet, it may cause fire.
Do not touch the power plug with wet hands.
- This may cause an electric shock.
Plug in the outlet end exactly.
- If the connection is not stable, it may cause fire.
Connect the power cable to a grounded outlet.
- This can cause electric shock when the ground is broken or shorted.
- When installing on a place that cannot be grounded, connect to the outlet by using a
circuit breaker to protect the product from electric shock.

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Do not pull or bend the power cable forcibly.
Avoid placing heavy objects on the cables.
- If the cable is damaged, it may result in electric shock or a fire.
Do not use the power cable near heating appliances and products.
- This may cause a fire or electric shock.
In case of contamination around the power plug or outlet, wipe clean with a dry cloth.
- This may cause a fire.
Do not place flammable objects near the product.
- This may cause a fire.
If you want to install by using the wall mount, make the product be installed by a trained
technician. Refer to the User Guide Wall Mounting.
- This may cause injury.
Do not install the product in poorly ventilated places such as a bookshelf or closet.
- Otherwise it may affect internal temperature to be increased and cause a fire.
Install the product at least 10 cm far from the wall.
- Otherwise it may affect internal temperature to be increased and cause a fire.
After unpacking the product, packaging vinyl should be kept away from the hands of
young children.
- If a child use it incorrectly, it may cause a choking accident.
Do not install in locations where has vibration or in an unstable position.
- Product fall may occur and it might cause a damage.
- This may cause a fire.
Do not install in places which dirt, moisture, smoke, much water or rain water can reach.
Do not install under the air conditioner that could fall water drops.
- This may result in electric shock or fire.

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Avoid exposure to direct sunlight and do not place near hot objects such as a fire or
heater heat.
- This may cause a fire or shortening the product life.
Do not install in the low place where a child can touch.
- A child may be injured while playing and touching the product.
Do not install near any kitchen or kitchen counter because it may cause damage or
deformation of the product by the vapor or oil.
- This may cause a fire.
Do not try to repair or transform the product because the high voltage can flow inside the
product.
- This may cause a fire or electric shock.
- When problem is found in the product, contact a service center.
Do not use electrical equipment which uses high-voltage around the product.
- This may result in poor quality of display or cause amblyopia.
- This may cause a fire or electric shock.
When moving the product, turn off the power and remove all of the cables including
power cables connected to the product.
- If the cable is damaged, it may cause a fire or electric shock.
When smelling something burning or hearing strange sound from the product, disconnect
the power cable immediately and contact a service center.
- This may cause a fire or electric shock.
Do not allow a child to get on or hang on the product.
- If the product falls off, a child may result in injury or death.
Do not place heavy object, toy or sweets that a child can play with on the product.
- If a child hang the product and fall, it may cause personal injury or death.
When the product is damaged or falls off, disconnect the power cable immediately and
contact a service center.
- This may cause a fire or electric shock.

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When lightning occurs, turn off the power switch and disconnect the power cable.
- This may cause a fire or electric shock.
Do not drop the product or throw something to the product.
- This may cause a fire or electric shock.
Do not give a shock or scratch to the screen with sharp objects.
- This may cause damage to the product.
Do not pull the power cable or signal cables connected to the product when moving the
product.
- Cable damage may cause a malfunction or an electric shock or fire.
Do not shake or uplift a product by holding only the power cable and signal cable.
- Cable damage may cause a malfunction or an electric shock or fire.
If you smell a gas around the place of the product or there is a risk of a gas leakage,
Do not plug in or turn on the product. Make sure to ventilate.
- A spark in the appliance power can cause an explosion or fire.
Do not store or use flammable material and flammable sprays near the product.
- This may cause an explosion or fire.
Please do not block a vent with the curtain or cloth, etc.
- The rise of internal temperature may cause a fire.
Do not put a steel rod, coin, hair pin etc. in the vent and input/output terminals of the
product.
Also, do not put a flammable object such as papers.
- When a strange substance enters into the product, turn off the power of the product.
Please contact the Service Center after unplugging the power cable.
- This may cause a malfunction or an electric shock or fire.
Do not place anything containing liquid or metals on the product.
- When a strange substance enters into the product, turn off the power of the product.
Please contact the Service Center after unplugging the power cable.
- This may cause a malfunction or an electric shock or fire.

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Caution
Do not unplug the power cable while using the product.
- This may cause a fire or electric shock.
Use only the power cable qualified for the standard.
- This may cause a fire or electric shock.
Connect the power cable to the nearest outlet.
- If having a problem with the product, unplug the power cable completely.
When disconnecting the power cable from the outlet, do not pull the cable wire.
Please be sure to hold the plug and separate it.
- This may cause a fire or electric shock.
Please move the product carefully not to occur the twist and drop.
- This may cause a malfunction or injury.
Put the product’s screen faces upwards.
- The screen may be damaged.
Work together more than one person if the product is heavy.
- This may cause a malfunction or injury.
When installing the product on a cabinet or shelf, use the larger size of the tray than the
product to use and maintain the horizon.
- The product may fall and cause damage or injury.
Please do not shock when installing the product.
- This may cause a malfunction.
When installing the product in a special place, contact a dealer or a service center because
the peculiar environment can occur the event of a problem with the product.
- This may cause a malfunction or fire.

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Turing on the product in the condition of the fixed screen or 4:3 screen for a long time
may also cause an afterimage or stain on the screen.
- When using the product for a long time, set a screen saver of the connected computer
or signaling equipment products or set it in sleep mode.
When you are not using the product for a long time, after unplugging the power cable
and take action to prevent the product from a dust.
- Dust accumulation, heat generation or sparks can occur and cause fire.
Set a resolution and frequency appropriately to the product.
- The state of the screen can result in poor or blurred vision.
For products with a stand, do not move the product by holding only the stand or lift the
product upside down.
- The stand might be split from the product and it may cause damage or injury.
Look at the screen from a distance of about longer 2.5 times than the screen diagonal
length.
- Looking at the screen for a long time can lead to vision loss.
Do not use anything that causes the water vapor near the product. (moisturizers, etc.).
- This may cause a malfunction or an electric shock or fire.
After 1 hours use, rest your eyes for more than 5 minutes.
If the product is turned on for a long time, do not touch the screen surface or vent
because it may be hot.
Keep the accessories of the products out of reach of children.
For products with a stand, be careful when adjusting the angle and height of the stand of
the product.
- Tilting severely the product may cause the product to fall off and injury.
- Stuck a finger or hand may cause an injury.

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Do not place heavy objects on the product.
- This may result in a malfunction or an injury.
Please put obstacles away from the space between the remote controller and the product.
- The product may not be operated by remote controller.
The remote control may not be good in this operation under the sun or strong light.
Please change the location of the product in this case.
Make sure that a child does not eat the battery and keep it out of a child's reach.
- If a child eats the battery, please consult a doctor immediately.
When replacing the battery, insert it to the correct polarities (+, -).
- If it is different from the polarity of the battery, it may cause a fire or injury to break or
leak.
- This may also contaminate the surrounding.
Use a standard battery, do not mix old batteries with new one.
- If it is different from the polarity of the battery, it may cause a fire or injury to break or
leak.
- This may also contaminate the surrounding.
The depleted Battery and rechargeable batteries must be handled separately from the
general waste and it needs to be collected for recycling.
- If the end-of-life battery, please bring your nearest recycling center or battery dealer
- This may cause an explosion or fire.
Cleaning
After disconnecting the power cable, wipe contaminated parts and each part of the
product screen lightly with a dry and soft cloth.
Do not clean the product directly with a wet cloth or wet spray water.
- There is a risk of fire or an electric shock.
When washing by various cleaning agents, brighteners, abrasives, waxes, benzene, alcohol,
solvent, surface active agent, the surface of the product may be damaged.
If cleaning inside the product is required, please contact your dealer or service center.
- This may result in fire or electric shock.

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2Preparations
2.1 Parts List
If these items are missing, contact your dealer or service center.
The following images may differ from the image shown.
Other parts not packed in contents may cause performance degradation or
problem during use.
Power Cable
(Option)
Remote
Control
AAA 1.5V
Battery x 2
IR Receiver
Screw x 2
(3M x 6L)
HDMI Cable
RS232 Cable

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2.2 Control product
The following images may differ from the image shown.
• You can control the product by using the control buttons on the rear side of the
product.
Control buttons - ①
Power on/off button
/ ▲
To move to the upper menu or select
▼
To move to the lower menu
+
To move to the right menu or turn up the volume.
-
To move to the left menu or turn down the volume
M
To display or hide the on-screen menu
①

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Installation of an external remote controller receiver
1. The included external remote sensor should be fixed to external remote sensor on
the product by using two screws on the bottom of the left of the front panel.
2. Connect the cable of the external remote controller receiver to IR In connector.
Remote Sensor / Power indicator
Power on
Green
Stand-by
Red
Power Saving (Eco)
Red
Power Saving (Eco)
Orange or Red/Green Blinking

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2.3 Input/Output connection
The items may differ from the image shown.
Connector name and description
No.
Connector
Description
①
RS-232C In
To connect RS232 input cable with control device (3.5Φ)
②
Audio Out
To connect audio stereo output (3.5Φ)
③
Audio In
To connect audio input (3.5Φ)
④
VGA In
To connect VGA video input
⑤
DVI-D In
To connect DVI-D video input
⑥
HDMI 1 In
To connect HDMI 1.4b video & audio input - 1
⑦
HDMI 2 In
To connect HDMI 1.4b video & audio input - 2
⑧
DP In
To connect 2DisplayPort 1.1a video & audio input
⑨
Service In
To connect with USB device for software update
⑩
IR In
To connect external remote controller transmitter input (3.5Φ)
⑪
Power Input
Power connector (AC 100-240V, 50/60Hz) or
Power Switch (O: AC off, ㅡ: AC on)
①
②
③
④
⑤
⑥
⑦
⑧
⑨
⑩
⑪

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Caution
• When you connect the signal cables to the input / output terminals, check the above
picture of the input / output terminal, and connect in the right direction. If connected
incorrectly, it may cause damage or breakdown of the input / output terminals.
• If the product does not operate even though the power is supplied, check if the power
switch is set to power-on or not.
.

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2.4 Remote Controller Button Description
Button Description
The following images may differ from the actual items.
Button not described does not work.
POWER
Power on/off button
SOURCE
Select input signal
▲
Move to the upper menu
▼
Move to the lower menu
SEL
Select to change menu
◀
Move to the left menu or turn down the volume
▶
Move to the right menu or turn up the volume
MENU
Display or hide menu on the screen
INFO
Display information of input source and program
version
MUTE
Not available
AUTO
Automatically adjust VGA position, clock and
phase (RGB input only)

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3Installation Guide
3.1 Caution before installation
Caution: Installation must be performed by a qualified custom video installation
specialist under the conditional installation environment as below.
Ambient Lighting
• When the sun or strong light shines on the front screen of the product, image contrast
can be seen as it is decreased conspicuously or the image is fading.
• If direct sunlight or strong artificial light (halogen lamps, etc.) shines on the front
screen of the product (if the product has touch function, it may cause of malfunction
of touch.), install the product in the shady environments or in the opposite direction of
the source of the sunshine or the artificial light.
Ambient temperature
• Install the product in the well-ventilated place with maintaining the ambient
temperature of below 35° C (95° F).
3.2 Product Specifications
Height
1,102.0 mm ( except for external remote sensor)
Width
1,910.0 mm
Depth
90.5 mm
Weight
68 ±2 kg

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3.3 Unpacking Process
The following mages may differ from the actual items.
Before unpacking the box, refer to the diagram below.
1. Remove the outer packing box.
2. Remove the top foam.
3. Lower down or remove the wrapping.
4. Three or more people, remove the
packing from the product.

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3.4 Handling Guide
The following mages may differ from the actual items.
Holding a product
1. Right way
At least two persons are required to handle the product during transportation.
Two persons should hold the each left and right handle of the backside of the
product with one hand of the each person and with the other hand, grip the bottom
portion of the rear side of the product to move.
(The illustration below may differ from the actual items.)
2. Wrong way
Do not use or touch any part of the front screen of the product during transportation.

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Putting a product
1. Right Way
Before putting the product on the floor, prepare flat and soft cushions. Place the
product horizontally and slowly on the floor. If firstly laying the edge of the bezel of
the product, the screen panel of the product may be fragile or damaged.
2. Wrong way
Put down carefully not to damage the outside of the product. If the corner part of the
product is placed first, the bezel may be damaged easily.
Cushions