LG DM2780D User manual

G
Order Number
: GETEC-C1-11-150
FCC Part 15 subpart B
Test Report Number
: GETEC-E3-11-069
Page 1 / 1
EUT Type: LED LCD TV/Monitor
FCC ID.: BEJDM2780D
APPENDIX G
: USER’S MANUAL

www.lg.com
OWNER’S MANUAL
CINEMA 3D TV
DM2780D
Please read this manual carefully before operating the
your set and retain it for future reference.
CINEMA 3D TV MODEL
ENGLISH

2
ENGLISH
TABLE OF CONTENTS
CONTENTS
4ASSEMBLING AND PREPARING
4Unpacking
6Parts and buttons
7Lifting and moving the TV
7Setting up the TV
7- Attaching the Stand Base
8- Detaching the Stand Base and Body
8- Mounting on a table
10 - Tidying cables
10 - Swivel stand
10 - Mounting on a wall
12 REMOTE CONTROL
14 WATCHING TV
14 Connecting an antenna or cable
14 - Connecting an antenna or basic cable
14 - Connecting with a cable box
15 Accessing the TV for the first time
16 Watching TV
16 Managing channels
16 - Setting up channels
17 - Using favorite channels
18 - Checking current program info
19 Using additional options
19 - Adjusting aspect ratio
20 - Using the input list
21 - Locking the buttons on the Monitor set
(Child Lock)
21 Using the Quick menu
22 CONNECTING TO A PC
22 HDMI connection
23 DVI to HDMI connection
23 RGB connection
24 Adjusting the screen
24 - Selecting an image mode
24 - Customizing image options
25 - Customizing PC display options
25 Adjusting the sound
25 - Selecting an sound mode
26 - Customizing sound options
27 ENTERTAINMENT
27 Using integrated media features
27 - Connecting USB storage devices
29 - Browsing files
30 - Viewing Photos
31 - Listening to Music
32 - Viewing Movies
35 - DivX registration code
35 - Deactivating the DivX feature
36 3D IMAGING(ONLY 3D MODEL)
36 3D Technology
36 Precautions to take when viewing 3D im-
ages
37 When using 3D Glasses
37 3D Imaging Viewing Range
38 Viewing 3D Imaging
39 3D Mode Setting Option
40 CUSTOMIZING SETTINGS
40 Accessing main menus
41 Customizing settings
41 - CHANNEL settings
42 - PICTURE settings
45 - AUDIO settings
46 - TIME settings
47 - OPTION settings
49 - LOCK settings
51 - INPUT settings
51 - USB settings

3
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TABLE OF CONTENTS
52 MAKING CONNECTIONS
52 Connection overview
54 Connecting to a Camcorder, Camera,
HD receiver, DVD, VCR player or Gaming
device
54 - HDMI connection
54 - DVI to HDMI connection
54 - Component connection
55 - Composite connection
55 Connecting to an audio system
55 - Digital optical audio connection
56 - Headphone connection
56 Connecting to a USB
57 MAINTENANCE
57 Screen and frame
57 Cabinet and stand
57 Power cord
58 TROUBLESHOOTING
58 General
59 PC mode
61 TROUBLESHOOTING WHEN
USING 3D MODE
62 SPECIFICATIONS
66 IR CODES
67 EXTERNAL CONTROL DEVICE
SETUP
67 RS-232C Setup
67 Type of connector; D-Sub 9-Pin Male
67 Communication Parameters
68 RS-232C configurations
69 Command reference list
70 Transmission / Receiving protocol
76 LICENSES
77 CHILD SAFETY

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4ASSEMBLING AND PREPARING
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 accessories.
Remote control and Batteries Stand Base
Power Cord
Cable Tie
CD (Owner's Manual) /
Card
TriDef 3D Game Software CD /
Quick Installation Guide
3D Glasses
(Normal type)
3D Glasses
(Clip type)
AC-DC Adapter
RGB Cable

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5
ASSEMBLING AND PREPARING
y Do not use any pirated items to ensure the safety and product life span.
y Any damages or injuries by using pirated items are not covered by the warranty.
y The accessories supplied with your product may vary depending on the model.
y Product specifications or contents in this manual may be changed without prior notice due to
upgrade of product functions.
CAUTION
NOTE

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6ASSEMBLING AND PREPARING
y You can set the Power indicator to on or off by selecting OPTION in the main menus.
NOTE
Parts and buttons
Touch button Description
INPUT Changes the input source.
MENU Accesses the main menus, or saves your input and exits the menus.
ENTER Selects the highlighted menu option or confirms an input.
VOL Adjusts the volume level.
CH Scrolls through the saved channels
/ITurns the power on or off.
All of the buttons are touch sensitive and can be operated through simple touch with your finger.
(MONO)
12
AUDI0
AV IN
Remote
Control
Sensor
Power Indicator
y Lighting On: Turned on
y Lighting Off: Turned off
Connection panel (See p.52)
Touch Buttons

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7
ASSEMBLING AND PREPARING
Lifting and moving the TV
When moving or lifting the TV, read the following
to prevent the TV from being scratched or
damaged and for save transportation regardless of
its type and size.
Setting up the TV
Attaching the Stand Base
1Place the TV with the screen side down on a
flat and cushioned surface.
Avoid touching the screen at all times, as this
may result in damage to the screen or some
of the pixels used to create images.
Lay a foam mat or soft protective cloth
on the surface to protect the screen from
damage.
CAUTION
y It is recommended to move the TV in the
box or packing material that the TV originally
came in.
y Before moving or lifting the TV, disconnect
the power cord and all cables.
y Hold the top and bottom of the TV frame
firmly. Make sure not to hold the transparent
part, speaker, or speaker grill area.
y When holding the TV, the screen should face
away from you to prevent the screen from
scratches.
y When transporting the TV, do not expose the
TV to jolts or excessive vibration.
y When transporting the TV, keep the TV
upright, never turn the TV on its side, or tilt
towards the left or right.
2Attach the
Stand Base from the set by turning
the screw to the right with a Coin.
CAUTION

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8ASSEMBLING AND PREPARING
Detaching the Stand Base and Body
1Place the TV with the screen side down on a
flat and cushioned surface.
2Turn the screw to the left, and then pull out
the Stand Base from the Stand Body.
3Remove 2 screws and pull out the Stand Body
from the TV.
Mounting on a table
1Lift and tilt the TV into its upright position on a
table.
Leave a 10 cm (minimum) space from the wall
for proper ventilation.
10 cm
10 cm
10 cm
10 cm
2Connect the
AC-DC Adapter and Power Cord
to a wall outlet.

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9
ASSEMBLING AND PREPARING
When you adjust the angle, do not hold the
buttom of the TV frame as shown on the
following illustration, as may injure your
fingers.
Disconnect the power cord first, and then
move or install the TV. Otherwise electric
shock may occur.
CAUTION
Tilt from 18 to -5 degrees up or down to adjust
the angle of the TV to suit your view
NOTE
Front Rear
18°-5°
Using the Kensington security system
The Kensington security system connector is
located at the back of the TV. For more information
of installation and using, refer to the manual
supplied with the Kensington security system or
visit
http://www.kensington.com .
Connect the Kensington security system cable
between the TV and a table.
The Kensington security system is optional.
You can obtain additional accessories from
most electronics stores.
NOTE
WARNING

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10 ASSEMBLING AND PREPARING
Swivel stand
Swivel 179 degrees and adjust the angle of the TV
to suit your view.
Tidying cables
Gather and bind the cables with the supplied
cable tie.
Mounting on a wall
For proper ventilation, allow a clearance of 10
cm on each side and from the wall. Detailed
installation instructions are available from your
dealer, see the optional Tilt Wall Mounting
Bracket Installation and Setup Guide.
If you intend to mount the TV to a wall, attach Wall
mounting interface (optional parts) to the back of
the set.
When you install the TV using the wall mounting
interface (optional parts), attach it carefully so it
will not drop.
1Please, Use the screw and wall mount
interface in accordance with VESA Standards.
2If you use screw longer than standard, the TV
might be damaged internally.
3If you use improper screw, the product might be
damaged and drop from mounted position. In
this case, LG Electronics is not responsible for it.
4VESA compatible only with respect to screw
mounting interface dimensions and mounting
screw specifications.
10 cm
10 cm
10 cm
10 cm

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11
ASSEMBLING AND PREPARING
Model DM2780D
VESA (A x B) 200 x 100
Standard screw M4
Number of screws 4
Wall mount bracket
(optional)
RW240
5Please use VESA standard as below.
y 784.8 mm (30.9 inch) and under
* Wall Mount Pad Thickness : 2.6 mm
* Screw : ȱ4.0 mm x Pitch 0.7 mm x
Length 10 mm
y 787.4 mm (31.0 inch) and above
* Please use VESA standard wall mount pad
and screws.
A
B
y VESA (A x B)
y Disconnect the power cord first, and then
move or install the TV. Otherwise electric
shock may occur.
y If you install the TV on a ceiling or slanted
wall, it may fall and result in severe injury.
y Use an authorized LG wall mount and
contact the local dealer or qualified
personnel.
y Do not over tighten the screws as this may
cause damage to the TV and void your
warranty.
y Use the screws and wall mounts that meet
the VESA standard. Any damages or injuries
by misuse or using an improper accessory
are not covered by the warranty.
CAUTION
y Use the screws that are listed on the VESA
standard screw specifications.
y The wall mount kit includes an installation
manual and necessary parts.
y The wall mount bracket is optional. You can
obtain additional accessories from your local
dealer.
y The length of screws may differ depending
on the wall mount. Be sure to use the proper
length.
y For more information, refer to the
instructions supplied with the wall mount.
NOTE

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12 REMOTE CONTROL
REMOTE CONTROL
The descriptions in this manual are based on the buttons of 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
and ends to the label inside the compartment, and close the battery cover.
To remove the batteries, perform the installation actions in reverse.
Make sure to point the remote control to the remote control sensor on the TV.
CAUTION
Do not mix old and new batteries, as this may
damage the remote control.
P
A
G
E
123
45
0
6
789
LIST
VOL CH
FLASHBK
TV / PC INPUT Auto Config.ENERGY
SAVING
MARK
FAV
3D
MUTE
MENU
INFO
Q.MENU
3D SETTING
(POWER)
Turns the TV on or off.
ENERGY SAVING (See p.42)
Adjusts the brightness of
the screen to reduce energy
consumption.
TV/PC
Selects TV or PC mode.
LIST (See p.17)
Displays the channel table.
- (Dash)
Inserts a dash between
numbers such as 2-1 and 2-2.
INPUT (See p.20)
Selects the input mode.
Number buttons
Enters numbers.
MARK
Selects a menu or option.
FAV
Accesses your favorite
channel list.
(VOLUME)
Adjusts the volume level.
3D (See p.36)
Uses for viewing 3D video.
MUTE
Mutes all sounds.
P
A
G
E
123
45
0
6
789
LIST
VOL CH
FLASHBK
TV / PC INPUT Auto Config.ENERGY
SAVING
MARK
FAV
3D
MUTE
ENTER
MENU
INFO
Q.MENU
3D SETTING
BACK
EXIT
P
A
G
E
1
2
3
4
5
0
6
7
8
9
LIST
VOL CH
F
LASHBK
TV / PC INPUT Auto Config.ENERGY
SAVING
MA
R
K
F
AV
3
D
MUTE
M
ENU
INF
O
Q
.MENU
3
D
S
ETTIN
G
CH
Scrolls through the saved
channels.
PAGE
Moves to the previous or next
screen.
FLASHBK
Alternates between the
two last channels selected
(pressing repeatedly).
Auto Config.
Automatically adjusts picture
position and minimizes
image instability.

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13
REMOTE CONTROL
Q.MENU (See p.21)
Accesses the quick menus.
3D SETTING(Only 3D Mode)
(See p.39)
View for 3D Mode setting
A
G
E
VOL CH
3D
MUTE
ENTER
MENU
INFO
Q.MENU
3D SETTING
BACK
EXIT
EXIT
Clears all on-screen displays
and returns to TV viewing
from any menu.
Colored buttons
These access special
functions in some menus.
MENU (See p.40)
Accesses the main menus
or saves your input and exit
menus.
Navigation buttons
Scrolls through menus or
options.
ENTER
Selects menus or options and
confirms your input.
BACK
Allows the user to move
return one step in an
interactive application, EPG
or other user interaction
function.
USB Menu control
buttons (See p.27)
USB menu(Photo List and
Music List or Movie List).
P
A
G
E
123
45
0
6
789
LIST
VOL CH
FLASHBK
TV / PC INPUT Auto Config.ENERGY
SAVING
MARK
FAV
RATIO
MUTE
ENTER
MENU
INFO
Q.MENU
BACK
EXIT
ENTER
MENU
Q
BACK
E
XI
T
INFO
Views the information of the
currently program and the
screen.

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14 WATCHING TV
WATCHING TV
Connecting an antenna or
cable
Connect an antenna, cable, or cable box to watch
TV referring to the following. The illustrations may
differ from the actual accessories and an RF cable
is optional.
Connecting an antenna or basic
cable
Connect the TV to a wall antenna socket with an
RF cable (75 ohm).
Connecting with a cable box
Connect the TV to a cable box and the cable box to
a wall antenna socket with 2 RF cables (75 ohm).
y Use a signal splitter to use more than 2 TVs.
y If the image quality is poor, install a signal
amplifier properly to improve the image
quality.
y If the image quality is poor with an antenna
connected, aim the antenna to the proper
direction.
y Visit
http://AntennaWeb.org for more
information about the antenna and cable
connection.
NOTE
y Make sure not to bend the copper wire of
the RF cable.
y Complete all connections instructions
between devices, and then connect the
power cord to the power outlet to prevent
damages to your TV.
CAUTION
Copper wire
Wall Antenna
Socket
Outdoor
Antenna

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15
WATCHING TV
Accessing the TV for the first
time
When you access the TV for the first time, the
initial setting screen appears. Select a language
and customize the basic settings.
1Connect the power cord to a power outlet.
2Press on the TV to turn the TV on.
The Power indicator lighting is turned on.
y You can also switch the TV from PC
mode to TV mode, press TV/PC.
y You can also access Initial Setting by
accessing OPTION in the main menus.
y If you do not operate the TV within
40 seconds when the setting menu
screen appears, the setting menus will
disappear.
When the TV is in Power saving mode, the
Power indicator lighting blinks.
y To display images in the best quality for
your home environment, select Home
Use mode.
y Store Demo mode is suitable for the
retail environment.
y If you select Store Demo mode, the
previously customized settings will
switch to the default settings of Store
Demo mode in 2 minutes.
If you do not complete the initial setting, it
will appear whenever you access the TV.
3The initial setting screen appears if you access
the TV for the first time.
4Follow the on-screen instructions to customize
your TV according to your preferences.
Language
Ø
Mode Setting
Ø
Time Setting
Ø
Auto Tuning
Selects Home Use for
the home environment.
Selects the time zone
and daylight saving.
Selects a language for
the display.
Scans and saves available
channels automatically.
5When the basic settings are complete, press
ENTER.
6To turn the TV off, press on the TV.
The Power Indicator turns off.
Disconnect the power cord from the power
outlet when you do not use the TV for a
long period of time.
NOTE
NOTE
NOTE
NOTE
CAUTION

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16 WATCHING TV
Watching TV
1Press on the Remote control or on the
TV to turn the TV on.
2Press
INPUT and select TV.
3Control the TV using the following buttons and
menus while you are watching TV.
Button / Menu Description
CH( ) or
CH (
)
Scrolls through the saved
channels
Numbers Selects a channel by entering
numbers
VOL (+ ,-) or
VOL (
)
Adjusts the volume level
PICTURE Selects one of the preset
image modes (See p.42)
AUDIO Selects one of the preset audio
modes. (See p.45)
MUTE Mutes all sounds
4To turn the TV off, Press on the Remote
control or on the TV.
Managing channels
Setting up channels
Storing channels
To store channels Automatically,
1Press
MENU to access the main menus.
2Press the Navigation buttons to scroll to
CHANNEL and press ENTER.
3Press the Navigation buttons to scroll to
Auto Tuning and press ENTER.
4Select
Yes to start automatic tuning.
The TV scans and saves available channels
automatically.
5When you are finished, press EXIT.
When you return to the previous menu, press
BACK.
To store channels Manually,
1Press
MENU to access the main menus.
2Press the Navigation buttons to scroll to
CHANNEL and press ENTER.
3Press the Navigation buttons to scroll to
Manual Tuning and press ENTER.
4Scroll through the channel types, and then add
or delete channels.
5When you are finished, press EXIT.
When you return to the previous menu, press
BACK.
y The TV will ask for a password if parental
control has been activated (LOCK Menu).
Use the password you set up in the LOCK
Menu to allow a channel search.
y When setting the Auto tuning or Manual
tuning, the number of maximum channel you
can store is 1,000. This number is subject to
change depending on the broadcasting signal
environment.
NOTE

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17
WATCHING TV
Editing your channel list
1Press
MENU to access the main menus.
2Press the Navigation buttons to scroll to
CHANNEL and press ENTER.
3Press the Navigation buttons to scroll to
Channel Edit and press ENTER.
4Edit programs using the following buttons.
Button Description
Highlights the program type
Navigation Scrolls through program types or
programs
ENTER Selects a program to view
CH ( ) Moves to the previous or next
page
Blue Key Adds or deletes a channel. The
deleted channel displays in gray.
5When you are finished, press EXIT.
When you return to the previous menu, press
BACK.
Selecting a channel on the channel list
1Press LIST to access the channel list.
Button Description
Navigation Scrolls through channel.
ENTER Selects a program to view
CH ( ) Moves to the previous or next
page
Using favorite channels
Add the channels that you watch frequently to the
favorite list.
To set up your favorite list,
1Select a channel to add to the favorite list.
2Press Q. MENU.
3Press Navigation buttons to scroll to Del/Add/
Favorite.
4Press Navigation buttons to scroll to Favorite.
5Press
ENTER to add the selected channel to
the favorite list.
To select a favorite channel, press FAV repeatedly
until the channel you want displays.

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18 WATCHING TV
Checking current program info
Press INFO to view the information of the currently program while you are watching. The following
information appears at the bottom of the screen.
DTV
CNN Multilingual Caption TV-PG D L S VD
Brief Info Title Test.
Fri, Jul 01, 2011 09:45 PM 10:45 PM
1080p
11-1
DOLBY DIGITAL
09:45 PM
HD
CC 16 : 9
Banner information
Current date
Multilingua Caption Resolution
Dolby Digital Aspect ratio V-Chip
Program title Start time Progress bar End time Current time
Menu Description
Multilingual The program contains two or more audio language services. You can select an audio
language you want by using the quick menu.
Dolby Digital The program contains a Dolby Digital audio signal in TV and HDMI input sources.
Caption The program contains one or more language caption services. You can select a closed
caption you want by using the quick menu.
Aspect ratio
yThe original aspect ratio of the video is 4:3.
yThe original aspect ratio of the video is 16:9 (wide).
Resolution
y480 i : The video resolution is 720 x 480i.
y480 p : The video resolution is 720 x 480p.
y720 p : The video resolution is 1280 x 720p.
y1080 i : The video resolution is 1920 x 1080i.
y1080 p : The video resolution is 1920 x 1080p.
V-Chip The program contains V-Chip information.
"TV Rating" See p.49

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19
WATCHING TV
Using additional options
Adjusting aspect ratio
Resize the image to view the image at its optimal
size by pressing Q.MENU while you are watching
TV.
y If a fixed image displays on the screen for a
long period of time, it will be imprinted and
become a permanent disfigurement on the
screen. This is “image burn” or “burn-in”
and not covered by the warranty.
y If the aspect ratio is set to 4:3 for a long
period of time, image burn may occur on
the letterboxed area of the screen.
CAUTION
You can also change the image size by
pressing Q. MENU or accessing Aspect Ratio
in the PICTURE menu.
NOTE
- 16:9: Resizes images to fit the screen width.
- Just Scan: Displays the most accurately
reproduced images in high resolution without
image distortion.
- Set By Program: Displays images in the same
aspect ratio with the original image.
Just Scan
- 4:3: Resizes images at the standard 4:3 without
distortion.
- Zoom : Enlarges an image to fit the screen
width. The top and bottom of the image may
not appear.
y < or > button: Adjust enlarge proportion of
Zoom.
y or button: Move the screen.
- Cinema Zoom 1: Choose Cinema Zoom when
you want to enlarge the picture in correct
proportion.
Note: When enlarging or reducing the picture,
the image may become distorted.
y < or > button: Adjust enlarge proportion of
Cinema Zoom. The adjustment range is 1 to
16.
y or button: Move the screen.
y If an original image has noise, you may find
the noise at the edge of the image.
y The input sources: DTV, CADTV, Component,
HDMI-DTV, and DVI-DTV (720p/1080i/1080p),
support Just Scan.
NOTE