Page 1
ENGLISH
OWNER’S MANUAL
IPS LED MONITOR
Please read this manual carefully before operating
your set and retain it for future reference.
IPS LED MONITOR MODEL
23EA73LM
27EA73LM
www.lg.com
Page 2
ENGLISH
ENG
TABLE OF CONTENTS
2
CONTENTS
3 ASSEMBLING AND PREPAR-
ING
3 Unpacking
4 Parts and buttons
5 Setting up the Monitor set
5 - Attaching the Stand Base
5 - Detaching the Stand Base
6 - Mounting on a table
8 - Mounting on a wall
9 USING THE MONITOR SET
9 Connecting to a PC
9 - D-SUB connection
9 - HDMI connection
10 Connecting to a Mobile Phone
10 - MHL(Mobile High-definition Link) connec-
tion
11 CUSTOMIZING SETTINGS
21 - MY KEY Setting
22 TROUBLESHOOTING
24 SPECIFICATIONS
24 23EA73LM
25 27EA73LM
26 Preset Modes (Resolution)
26 Indicator
27 PROPER POSTURE
27 Proper posture for using the Monitor set.
12 Customizing Settings
12 - Menu Settings
13 - Picture
14 - Color
15 - Display
15 - Audio
16 - Others
17 MY KEY Setting
18 FUNC. Setting
18 - Picture Mode
19 - SUPER ENERGY SAVING
20 - DUAL DISPLAY
20 - DUAL WEB
Page 3
ASSEMBLING AND PREPARING
3
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.
or
CD(Owner's Manual) /
Card
D-SUB Cable
(This cable is not included in all
countries.)
(This cable is not included in all
or
MHL Cable
countries.)
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ENG
Power Cord AC-DC Adapter AC-DC Adapter
( Depending on the country ) ( Depending on the country )
Stand Body Stand Base
CAUTION
Do not use any unapproved accessories to ensure the safety and product life span.
y
Any damages or injuries by using unapproved accessories are not covered by the warranty.
y
NOTE
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
y
of product functions.
Page 4
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ENG
ASSEMBLING AND PREPARING
4
Parts and buttons
Power Indicator
Lighting On: Turned on
y
Lighting Off: Turned off
y
Connection panel (See p.9)
(Power Button)
Button (See p.11)
Page 5
ASSEMBLING AND PREPARING
5
Setting up the Monitor set
Attaching the Stand Base
Place the Monitor set with the screen side
1
down on a flat and cushioned surface.
CAUTION
Lay a foam mat or soft protective cloth
on the surface to protect the screen from
damage.
1
Attach the Stand Body to the monitor set.
2
Attach the Stand Base.
2
Tighten the screw to the right with a coin.
3
Detaching the Stand Base
Place the Monitor set with the screen side
1
down on a flat and cushioned surface.
2
1
Pull out the Stand Body and Stand Base
from the monitor set.
2
Turn the screw to the left with a coin.
Pull out the Stand Base.
3
Stand Body
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ENG
Stand Body
Stand Base
Stand Base
Stand Body
Stand Base
Page 6
ASSEMBLING AND PREPARING
6
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ENG
Mounting on a table
Lift and tilt the Monitor set into its upright
1
position on a table.
Leave a 10 cm (minimum) space from the wall
for proper ventilation.
10 cm
10 cm
10 cm
10 cm
Press (Power) button on the bottom switch
3
panel to turn the power on.
CAUTION
Unplug the power cord before moving the
Monitor to another location. Otherwise electric
shock may occur.
Connect the AC-DC Adapter and Power Cord
2
to a wall outlet.
or
Page 7
ASSEMBLING AND PREPARING
7
WARNING
When you adjust the angle, do not hold the
bottom of the Monitor set frame as shown on
the following illustration, as may injure your
fingers.
Do not touch or press the screen when
adjusting the angle of the monitor.
Do not hold this set like below picture.Monitor
screen can detach from stand base and injure
your body.
Using the Kensington security system
The Kensington security system connector is
located at the back of the Monitor set. For more
information of installation and using, refer to the
manual supplied with the Kensington security
system or visit
Connect the Kensington security system cable
between the Monitor set and a table.
http://www.kensington.com
.
NOTE
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ENG
NOTE
Tilt from +20 to -5 degrees up or down to adjust
the angle of the Monitor set to suit your view.
Front Rear
The Kensington security system is optional.
You can obtain it from most electronics stores.
Page 8
ASSEMBLING AND PREPARING
8
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ENG
Mounting on a wall
For proper ventilation, allow a clearance of 10 cm
on each side and from the wall. Detailed
instructions are available from your dealer, see the
optional Tilt Wall Mounting Bracket Installation and
Setup Guide.
10 cm
10 cm
If you intend to mount the Monitor set to a wall,
attach Wall mounting interface (optional parts) to
the back of the set.
When you install the Monitor set using a wall
mounting interface (optional parts), attach it
carefully so it will not drop.
Please, Use the screw and wall mount interface
1
in accordance with VESA Standards.
If you use screw longer than standard, the
2
monitor might be damaged internally.
If you use improper screw, the product might be
3
damaged and drop from mounted position. In
this case, LG Electronics is not responsible for
it.
VESA compatible.
4
Please use VESA standard as below.
5
784.8 mm (30.9 inch) and under
y
* Wall Mount Pad Thickness : 2.6 mm
* Screw : Φ 4.0 mm x Pitch 0.7 mm x
Length 10 mm
787.4 mm (31.0 inch) and above
y
* Please use VESA standard wall mount pad
and screws.
10 cm
10 cm
Model
VESA (A x B) 75 x 75
Standard screw M4
Number of screws 4
Model
VESA (A x B) 100 x 100
Standard screw M4
Number of screws 4
23EA73LM
27EA73LM
CAUTION
Disconnect the power cord first, and then
y
move or install the Monitor set. Otherwise
electric shock may occur.
If you install the Monitor set on a ceiling or
y
slanted wall, it may fall and result in severe
injury.
Use only an authorized LG wall mount
y
and contact the local dealer or qualified
personnel.
Do not over tighten the screws as this may
y
cause damage to the Monitor set and void
your warranty.
Use only screws and wall mounts that
y
meet the VESA standard. Any damages
or injuries by misuse or using an improper
accessory are not covered by the warranty.
NOTE
Use the screws that are listed on the VESA
y
standard screw specifications.
The wall mount kit will include an installation
y
manual and necessary parts.
The wall mount bracket is optional. You can
y
obtain additional accessories from your local
dealer.
The length of screws may differ depending
y
on the wall mount. Be sure to use the proper
length.
For more information, refer to the
y
instructions supplied with the wall mount.
Page 9
USING THE MONITOR SET
9
USING THE MONITOR SET
Connecting to a PC
Your Monitor set supports Plug & Play*.
y
*Plug & Play: A PC recognizes a connected
device that users connect to a PC and turn
on, without device configuration or user
intervention.
D-SUB connection
Transmits analog video from your PC to the
Monitor set. Connect the PC and the Monitor set
with the supplied D-sub 15 pin signal cable as
shown in the following illustrations.
HDMI connection
Transmits the digital video and audio signals from
your PC or A/V to the Monitor set. Connect the PC
or A/V and the Monitor set with the HDMI cable as
shown in the following illustrations.
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ENG
NOTE
When using a D-Sub signal input cable
y
connector for Macintosh
Mac adapter
y
For Apple Macintosh use, a separate plug
adapter is needed to change the 15 pin
high density (3 row) D-SUB VGA connector
on the supplied cable to a 15 pin 2 row
connector.
NOTE
If you use HDMI PC, it can cause compatibility
y
problem.
When you want to use two PC in our Monitor,
y
please connect the signal cable(D-SUB/
HDMI) respectively in Monitor set.
If you turn the Monitor set on while it is cold,
y
the screen may flicker. This is normal.
Some red, green, or blue spots may appear
y
on the screen. This is normal.
CAUTION
Connect the signal
y
input cable and tighten
it by turning the screws
clockwise.
Do not press the screen with your finger for
y
a long time as this may result in temporary
distortion on the screen.
Avoid displaying a fixed image on the
y
screen for a long period of time to prevent
image burn. Use a screensaver if possible.
Page 10
USING THE MONITOR SET
10
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ENG
Connecting to a Mobile Phone
MHL(Mobile High-definition Link) connection
Transmits the digital audiovisual signals from your
mobile phone to the monitor set. Connect the mobile
phone to the monitor set with the MHL cable as
shown in the following illustrations.
Mobile phone
MHL passive cable
NOTE
Connect the mobile phone to the HDMI2/MHL port
y
to view the phone screen on the monitor set.
This only works for the MHL supported phone.
y
AUDIO-IN
Self Image Setting Function
Press the power button on the bottom panel to
turn the power on. When monitor power is turned
on, the "Self Image Setting" Function is executed
automatically. (Only supported in Analog Mode)
NOTE
"Self Image Setting" Function.
y
This function provides the user with optimal
display settings.When the user connects
the monitor for the first time, this function
automatically adjusts the display to optimal
settings for individual input signals.(Only
supported in Analog Mode)
‘AUTO’ Function.
y
When you encounter problems such as
blurry screen, blurred letters, screen flicker
or tilted screen while using the device or
after changing screen resolution, press the
AUTO function button to improve resolution.
(Only supported in Analog Mode)
Page 11
CUSTOMIZING SETTINGS
MENU
MY KEY
AUTO
INPUT
EXIT
FUNC.
11
CUSTOMIZING SETTINGS
Press the desired button on the bottom of the Monitor set.
1
Change the value of the menu item by pressing the buttons on the bottom of the Monitor set.
2
To return to the upper menu or set other menu items, use the up arrow ( ) button.
Select Exit to leave the OSD menu.
3
Monitor set Buttons
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ENG
Button Description
Accesses the main menus.(See p.12)
(Power Button)
OSD Locked/OSD
Unlocked
Use this button to enter MY KEY menu.For more information.(See p.17)
Use this button to enter Picture Mode, SUPER ENERGY SAVING, DUAL DISPLAY,
DUAL WEB,MY KEY Setting menus.(See p.18)
When adjusting your display settings, always press the AUTO button on the MONITOR
SETUP OSD. (Only supported in Analog Mode)
The best display mode 1920 x 1080
You can choose the input signal.
• When two input signals are connected, you can select the input signal (D-SUB/
HDMI1/ HDMI2) you want.
• When only one signal is connected, it is automatically detected. The default setting is
D-SUB.
Exit
Exit the OSD(On Screen Display).
Turns the power on or off.
Power Indicator The power indicator stays red if the display is running properly
This function allows you to lock the current control settings, so
that they cannot be inadvertently changed.
Press and hold the MENU button for several seconds.
The message "OSD LOCKED" should appear.
You can unlock the OSD controls at any time by pushing
the MENU button for several seconds. The message "OSD
UNLOCKED" should appear.
(On Mode). If the display is in Sleep Mode, the power indicator
blinks red.
Page 12
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CUSTOMIZING SETTINGS
12
Customizing Settings
Menu Settings
Press MENU button on the bottom of the Monitor set
1
to display the Menu OSD.
Set the options by pressing the ◄ or ► or ▼
2
buttons.
Select the "Next Menu" button to enter the more
3
option settings.
Select Exit to leave the OSD menu.
4
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
Menu Analog HDMI Description
Volume ● ● To adjust the volume
Brightness ● ● To adjust the brightness of the screen
Wide/Original
Reset
● ●
● ●
Wide
Switch to full screen mode according to input image signal.
Original
Change the input image signal ratio to original.
* This function works only if input resolution is lower than Monitor set ratio (16:9).
Restore all factory default settings. Press the
buttons to reset immediately.
◄ , ►
Menu > Next Menu Analog HDMI Description
Picture Contrast ● ● To adjust the contrast of the screen
Sharpness ● ● To adjust the clearness of the screen .
Black Level ● To set offset level
Over Scan ● To improve the clarity and stability of the screen
SUPER+RESOLUTION ● ● To set the SUPER+RESOLUTION
Color Gamma
Color Temp
Six Color
Color Reset
Display Horizontal
Vertical
Clock
Phase
Audio
Others Language
Analog: D-SUB(Analog signal) input.
y
HDMI: HDMI(Digital signal) input.
y
Audio Input ● To select the audio input
Power Indicator
Response Time ● ●
● ● To customize the color of the screen
● To adjust the position of the screen
● To improve the clarity and stability of the screen
● ●
To customize the screen status for a user's operating
environment
Page 13
Picture
Press MENU button on the bottom of the Monitor set
1
to display the Menu OSD.
Select the "Next Menu" button to enter the more
2
option settings.
Enter to Picture by pressing the ▼ button.
3
Set the options by pressing the ◄ or ► or ▼
4
buttons.
Select Exit to leave the OSD menu.
5
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
CUSTOMIZING SETTINGS
13
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ENG
Menu > Next Menu > Picture Description
Contrast To adjust the contrast of the screen.
Sharpness To adjust the clearness of the screen.
Black Level You can set the offset level. If you select 'High', the screen will be bright and if
Over Scan To select the range of output image for DTV timing in HDMI input.(only for HDMI
SUPER+RESOLUTION The image is inevitably damaged during the data processing to enlarge the
you select ‘Low’, the screen will be dark.(only for HDMI input)
* Offset?As the criteria for video signal, it is the darkest screen the monitor can
show.
input)Recommend overscan function to turn on when connect AV equipment.
image. SUPER+ Resolution can maintain the resolution to show the clear
video image even with the enlargement with the picture quality improvement
technology that adjusts the blurred focus and rough outline due to the
enlargement.
Page 14
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CUSTOMIZING SETTINGS
14
Color
Press MENU button on the bottom of the Monitor set
1
to display the Menu OSD.
Select the "Next Menu" button to enter the more
2
option settings.
Select Color by pressing the ► button.
3
Enter to Color by pressing the ▼ button.
4
Set the options by pressing the ◄ or ► or ▼
5
buttons.
Select Exit to leave the OSD menu.
6
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
Menu > Next Menu > Color Description
Gamma Set your own gamma value. : Gamma 0, Gamma 1, Gamma 2 on the monitor,
Color Temp Custom
Six Color Sets and stores the hue and saturation for six colors(Red/Green/Blue/Cyan/
Color Reset Resets the color settings to the factory default settings for the current input
high gamma values display whitish images and low gamma values display
blackish images.
• Red:Set your own red color levels.
• Green: Set your own green color levels.
• Blue:Set your own blue color levels.
Select the screen color.
Warm: Set the screen to warm color temperature (more red).
Medium: Set the screen to medium color temperature.
Cool: Set the screen to cool color temperature (more blue).
Magenta/Yellow) to satisfy the color requirements of a user.
Hue Adjusts the screen hue.
Saturation Adjusts the color sharpness on the screen. Lower values make
the color sharpness weaker and colors lighter while higher
values make the color sharpness stronger and colors dark.
device.
Page 15
CUSTOMIZING SETTINGS
Display
Press MENU button on the bottom of the Monitor set
1
to display the Menu OSD.
Select the "Next Menu" button to enter the more
2
option settings.
Select Display by pressing the ► button.
3
Enter to Display by pressing the ▼ button.
4
Set the options by pressing the ◄ or ► or ▼
5
buttons.
Select Exit to leave the OSD menu.
6
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
Menu > Next Menu > Display Description
Horizontal To move image left and right.
Vertical To move image up and down.
Clock To minimize any vertical bars or stripes visible on the screen background.The
Phase To adjust the focus of the display. This item allows you to remove any horizontal
horizontal screen size will also change.
noise and clear or sharpen the image of characters.
15
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Audio
Press MENU button on the bottom of the Monitor set
1
to display the Menu OSD.
Select the "Next Menu" button to enter the more
2
option settings.
Select Audio by pressing the ► button.
3
Enter to Audio by pressing the ▼ button.
4
Set the options by pressing the ◄ or ► buttons.
5
Select Exit to leave the OSD menu.
6
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
Menu > Next Menu > Audio Description
Audio Input To select the input of audio.
HDMI : Set the input of audio to HDMI input source
Audio-In : Set the input of audio to PC line-in
Auto : Automatically set the input of audio to HDMI or Audio-in
Page 16
CUSTOMIZING SETTINGS
16
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Others
Press MENU button on the bottom of the Monitor set
1
to display the Menu OSD.
Select the "Next Menu" button to enter the more
2
option settings.
Select Others by pressing the ► button.
3
Enter to Others by pressing the ▼ button.
4
Set the options by pressing the ◄ or ► or ▼
5
buttons.
Select Exit to leave the OSD menu.
6
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
Menu > Next Menu > Others Description
Language To choose the language in which the control names are displayed.
Power Indicator Use this function to set the power indicator on the bottom side of the monitor to
BUTTON SOUND To select or turn off the Buzzer sound.
AUTOMATIC STANDBY If you do not press any button on the monitor set for a certain period, the monitor
Response Time You can set a response time for displayed pictures based on the speed of the
On or Off.If you set Off, it will go off.
If you set On at any time, the power indicator will automatically be turned on.
The Buzzer sound operates in below cases.
DC power On/Off
MENU OSD On
FUNC. OSD On
MY KEY OSD On
AUTO
INPUT
set will automatically switch to standby mode.
screen. For a normal environment, it is recommended that you use 'Off'. For a
fast-moving picture, it is recommended that you use 'High'.
Page 17
CUSTOMIZING SETTINGS
17
MY KEY Setting
Press MY KEY button on the bottom of the Monitor
1
set to display the MY KEY OSD.
Set the options by pressing the ◄or►or▼buttons.
2
Select Exit to leave the OSD menu.
3
Each option is explained below.
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MY KEY Description
MY KEY Setting MY KEY is short key. You can select one of FUNC. (Picture Mode, SUPER
Back Select Back to return MY KEY menu.
ENERGY SAVING, DUAL DISPLAY, DUAL WEB) as your favorite feature.
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CUSTOMIZING SETTINGS
18
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FUNC. Setting
Picture Mode
Press
1
Enter to Picture Mode by pressing the ▼ button.
2
Set the options by pressing the ◄ or ► buttons.
3
Select Exit to leave the OSD menu.To return to the
4
FUNC.
button on the bottom of the Monitor set
to display the
upper menu or set other menu items, use the up
arrow( )button.
FUNC.
OSD.
Each option is explained below.
Picture Mode Description
Custom It is a mode that the user can adjust each element. It can adjust the color mode of the Main Menu.
Text It is a mode that the screen is adjusted to the best for the textworks.
Photo It is a mode that the screen is adjusted to the best to view pictures.
Cinema It is a mode that the screen is adjusted to the best to view the videos.
Game It is a mode that the screen is adjusted to the best to play a game.
Picture Mode Description
Custom It is a mode that the user can adjust each element. It can adjust the color mode of the Main Menu.
Vivid 1 Adjusts the video image for the retail environment by enhancing the contrast, brightness, Colour,
Vivid 2
Standard Adjusts the image for the normal environment.
Cinema It is a mode that the screen is adjusted to the best to view the videos.
and sharpness.
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CUSTOMIZING SETTINGS
SUPER ENERGY SAVING
Press FUNC. button on the bottom of the Monitor set to
1
display the FUNC. OSD.
Select SUPER ENERGY SAVING by pressing the ►
2
button.
Enter to SUPER ENERGY SAVING by pressing the ▼
3
button.
Set the options by pressing the ◄ or ► or ▼buttons.
4
Select Exit to leave the OSD menu.To return to the
5
upper menu or set other menu items, use the up arrow
( ) button.
Each option is explained below.
SUPER ENERGY SAVING Description
On
Off Disables SUPER ENERGY SAVING.
Reset Resets the values of total energy consumption reduction and CO2 emission reduction
Enables SUPER ENERGY SAVING you can save energy with this energy- efficient function
estimates.
19
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NOTE
TOTAL POWER REDUCTION: How much power is saved while using the monitor.
y
TOTAL CO2 REDUCTION: Change the TOTAL POWER REDUCTION to CO2.
y
SAVING DATA(W/h)
y
584 mm
(23 inch)
SUPER SAVING 6 W/h 8 W/h
Saving Data depends on the Panel. So,those values should be different from each panel and panel
y
vendor.
LG calculated these values by using “broadcast video signal”
y
(including broadcast video: IEC 62087)
SUPER SAVING refers to how much power can be saved using the SUPER ENERGY SAVING
y
function.
686 mm
(27 inch)
Page 20
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CUSTOMIZING SETTINGS
20
* Before using below functions, please install DUAL SMART SOLUTION programme.
DUAL DISPLAY
Press FUNC. button on the bottom of the Monitor set
1
to display the FUNC. OSD.
Select DUAL DISPLAY by pressing the ► button.
2
Enter to DUAL DISPLAY by pressing the ▼ button.
3
Set the options by pressing the ◄ or ► buttons.
4
Select Exit to leave the OSD menu.To return to the
5
upper menu or set other menu items, use the up
arrow ( ) button.
Each option is explained below.
DUAL DISPLAY Description
Clone By selecting Clone,user can use secondary monitor as done mode of primary monitor.
Extended By selecting Extended,user can use secondary monitor as extended mode of primary
Off If select Off,DUAL DISPLAY is off.
monitor.
* Before using below functions, please install DUAL SMART SOLUTION programme.
DUAL WEB
Press FUNC. button on the bottom of the Monitor set
1
to display the FUNC. OSD.
Select DUAL WEB by pressing the ► button.
2
Enter to DUAL WEB by pressing the ▼ button.
3
Set the options by pressing the ◄ or ► buttons.
4
Select Exit to leave the OSD menu.To return to the
5
upper menu or set other menu items, use the up
arrow ( ) button.
Each option is explained below.
DUAL WEB Description
On Help user to browse web efficiently by dividing in half. Help to arrange and move
Off If select Off,DUAL WEB is off.
NOTE
When monitor goes to power saving mode with pc saving option-> Pressing any button -> OSD
y
appear and user should press dual button -> User can bring back to normal mode.
windowson screen. Help user to control dividedwindows ratio.
Page 21
CUSTOMIZING SETTINGS
MY KEY Setting
Press FUNC. button on the bottom of the Monitor
1
set to display the FUNC. OSD.
Select MY KEY Setting by pressing the ► button.
2
Enter to MY KEY Setting by pressing the ▼ button.
3
Set the options by pressing the ◄ or ► buttons.
4
Select Exit to leave the OSD menu.To return to
5
the upper menu or set other menu items, use
the up arrow ( ) button.
Each option is explained below.
MY KEY Setting Description
Picture Mode Picture Mode adjust the Monitor set for the best picture appearance.
SUPER ENERGY SAVING Enables SUPER ENERGY SAVING you can save energy with this energy-effcient
DUAL DISPLAY User can use Clone or Extended in another monitor.
DUAL WEB Help user to browse web efficiently by dividing in half and some other convenience in
function.
browsing dual pages.
21
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Page 22
TROUBLESHOOTING
22
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TROUBLESHOOTING
Check the following before calling for service.
No image appears
Is the power cord of the display
connected?
Is the power indicator light on?
Is the power on and the power
indicator Red?
Is the power indicator flickering?
Do you see an "OUT OF RANGE"
message on the screen?
Do you see a "NO SIGNAL"
message on the screen?
No image appears with mobile phone
Does the mobile phone support
MHL?
Is the MHL cable connected?
yCheck and see if the power cord is connected properly to the power
outlet.
yPress the Power button.
yAdjust the brightness and the contrast.
yIf the display is in power saving mode, try moving the mouse or
pressing any key on the keyboard to bring up the screen.
yTry to turn on the PC.
yThis message appears when the signal from the PC (video card) is
out of horizontal or vertical frequency range of the display. See the
'Specifications' section of this manual and configure your display
again.
yWhen the monitor is on "No-Signal" in 5 minutes, the monitor goes to
DPM mode.
yCheck and see if the mobile phone support MHL.
yTry to update software of the mobile phone to the latest version.
yCheck and see if the MHL cable is connected properly to the mobile
phone and HDMI2/MHL port.
Do you see a "OSD LOCKED" message on the screen?
Do you see “OSD LOCKED” when
you push MENU button?
yYou can secure the current control settings, so that they cannot be
inadvertently changed. You can unlock the OSD controls at any time
by pushing the MENU button for several seconds: the message “OSD
UNLOCKED” will appear.
Display image is incorrect
Display Position is incorrect.
yPress the AUTO button to automatically adjust your display image to
the ideal setting.
On the screen background, vertical
bars or stripes are visible.
Any horizontal noise appearing in
any image or characters are not
clearly portrayed.
yPress the AUTO button to automatically adjust your display image to
the ideal setting.
yPress the AUTO button to automatically adjust your display image to
the ideal setting.
yCheck Control Panel ► Display ► Settings and adjust the display
to the recommended resolution or adjust the display image to the ideal
setting. Set the color setting higher than 24 bits (true color).
Page 23
TROUBLESHOOTING
CAUTION
Check Control Panel ► Display ► Settings and see if the frequency or the resolution were
y
changed. If yes, readjust the video card to the recommend resolution.
If the recommended resolution (optimal resolution) is not selected, letters may be blurred and the
y
screen may be dimmed, truncated or biased. Make sure to select the recommend resolution.
The setting method can differ by computer and O/S (Operation System), and resolution mentioned
y
above may not be supported by the video card performance. In this case, please ask to the computer
or the video card manufacturer.
Display image is incorrect
The screen color is mono or
abnormal.
The screen blinks.
yCheck if the signal cable is properly connected and use a screwdriver
to fasten if necessary.
yMake sure the video card is properly inserted in the slot.
ySet the color setting higher than 24 bits (true color) at Control Panel
► Settings.
yCheck if the screen is set to interlace mode and if yes, change it to the
recommend resolution.
23
ENGLISH
ENG
Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message?
Have you installed the display
driver?
The screen is flickering.
Did you select the recommended
resolution?
yBe sure to install the display driver from the display driver CD (or
diskette) that comes with your display. Or, you can also download the
driver from our web site: http://www.lg.com.
yMake sure to check if the video card supports Plug&Play function.
yIf the selected resolution is HDMI 1080i 60/50 Hz, the screen may
be flickering. Change the resolution to the recommended resolution
1080P.
Page 24
SPECIFICATIONS
24
SPECIFICATIONS
ENGLISH
ENG
23EA73LM
Display Screen Type 58.4 cm (23 inch) Flat Panel Active matrix-TFT LCDAnti-
Pixel Pitch 0.265 mm x 0.265 mm (Pixel Pitch)
Sync Input Horizontal Frequency 30 kHz to 83 kHz (Automatic)
Vertical Frequency 56Hz to 75Hz (D-SUB)
Input Form Separate Sync. Digital
Video Input Signal Input 15 pin D-SUB Connector
Input Form RGB Analog (0.7 Vp-p/ 75 ohm), Digital
Resolution Max D-SUB(Analog) : 1920 x 1080 @ 60 Hz
Recommend VESA 1920 x 1080 @ 60 Hz
Plug & Play DDC 2B(Analog,HDMI)
Power
Consumption
Power Input 19 V 2.0 A
AC-DC Adapter
Dimensions
(Width x Height x
Depth)
Weight 3.5 kg
Tilt Range -5° to 20°
Environmental
conditions
Stand Base Attached ( ), Detached (O)
Power cord Wall-outlet type
On Mode : 33 W(Typ.)
Sleep Mode ≤ 0.3 W
Off Mode ≤ 0.3 W
Type LCAP21B, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE
OUTPUT: 19 V 2.1 A
With Stand 53.3 cm x 39.2 cm x 17.3 cm
Without Stand 53.3 cm x 32.0 cm x 5.3 cm
Operating Temperature
Operating Humidity
Storage Temperature
Storage Humidity
Glare coating
Visible diagonal size: 58.4 cm
56Hz to 61Hz (HDMI)
HDMI Connector
HDMI (Digital) : 1920 x 1080 @ 60 Hz
10°C to 35 °C
10 % to 80 %
-20°C to 60 °C
5 % to 90 % non-Condensing
Product specifications shown above may be changed without prior notice due to upgrade of product
functions.
Page 25
SPECIFICATIONS
25
SPECIFICATIONS
27EA73LM
Display Screen Type 68.6 cm (27 inch) Flat Panel Active matrix-TFT LCDAnti-
Pixel Pitch 0.3114 mm x 0.3114 mm (Pixel Pitch)
Sync Input Horizontal Frequency 30 kHz to 83 kHz (Automatic)
Vertical Frequency 56Hz to 75Hz (D-SUB)
Input Form Separate Sync. Digital
Video Input Signal Input 15 pin D-SUB Connector
Input Form RGB Analog (0.7 Vp-p/ 75 ohm), Digital
Resolution Max D-SUB(Analog) : 1920 x 1080 @ 60 Hz
Recommend VESA 1920 x 1080 @ 60 Hz
Plug & Play DDC 2B(Analog,HDMI)
Power
Consumption
Power Input 19 V 2.0 A
AC-DC Adapter
Dimensions
(Width x Height x
Depth)
Weight 5.1 kg
Tilt Range -5° to 20°
Environmental
conditions
Stand Base Attached ( ), Detached (O)
Power cord Wall-outlet type
On Mode : 35 W(Typ.)
Sleep Mode ≤ 0.3 W
Off Mode ≤ 0.3 W
Type LCAP21B, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE
OUTPUT: 19 V 2.1 A
With Stand 62.3 cm x 44.9 cm x 19.3 cm
Without Stand 62.3 cm x 37.8 cm x 8.5 cm
Operating Temperature
Operating Humidity
Storage Temperature
Storage Humidity
Glare coating
Visible diagonal size: 68.6 cm
56Hz to 61Hz (HDMI)
HDMI Connector
HDMI (Digital) : 1920 x 1080 @ 60 Hz
10°C to 35 °C
10 % to 80 %
-20°C to 60 °C
5 % to 90 % non-Condensing
ENGLISH
ENG
Product specifications shown above may be changed without prior notice due to upgrade of product
functions.
Page 26
ENGLISH
ENG
SPECIFICATIONS
26
Preset Modes (Resolution)
D-SUB Timing
Display Modes (Resolution)
720 x 400 31.468 70 -/+
640 x 480 31.469 60 -/-
640 x 480 37.500 75 -/-
800 x 600 37.879 60 +/+
800 x 600 46.875 75 +/+
1024 x 768 48.363 60 -/-
1024 x 768 60.023 75 +/+
1152 x 864 67.500 75 +/+
1280 x 1024 63.981 60 +/+
1280 x 1024 79.976 75 +/+
1680 x 1050 65.290 60 -/+
1920 x 1080 67.500 60 +/+ Recommend Mode
Horizontal
Frequency(kHz)
Vertical
Frequency(Hz)
Polarity(H/V)
HDMI/MHL Timing
Factory support mode
(Preset Mode)
480P 31.50 60 O O
576P 31.25 50 O O
720P 37.50 50 O O
720P 45.00 60 O O
1080i 28.12 50 O O
1080i 33.75 60 O O
1080P 33.75 30 X O
1080P 56.25 50 O X
1080P 67.50 60
Horizontal
Frequency(kHz)
Vertical
Frequency(Hz)
HDMI MHL
O
Recommend Mode
X
Indicator
Mode LED Color
On Mode Red
Sleep Mode Blinking Red
Off Mode Off
Page 27
PROPER POSTURE
27
PROPER POSTURE
Proper posture for using the Monitor set.
Adjust the
Monitor set and
your posture to
allow you to view
images at the
optimal viewing
angle.
Place your hands
gently on the
keyboard, keeping
your arms bent at
the elbows and
horizontally outright.
ENGLISH
ENG
Adjust the location of the
Monitor set to avoid it
reflecting light.
Page 28
Declaration of Conformity
Trade Name: LG
Model : 23EA73LMB,27EA73LMB
Responsible Party: LG Electronics Inc.
Address : 1000 Sylvan Ave. Englewood Cliffs
NJ 07632 U.S.A
TEL: 201-266-2534
*above information is only for USA FCC Regulatory
Make sure to read the Safety Precautions before
using the product.
Keep the Owner’s Manual (CD) in an accessible
place for future reference.
The model and serial number of the SET is
located on the back and one side of the SET.
Record it below should you ever need service.
MODEL
SERIAL
ENERGY STAR is a set of power-saving
guidelines issued by the U.S.Environmental
Protection Agency(EPA).
As an ENERGY STAR Partner LGE
U. S. A.,Inc. has determined that this
product meets the ENERGY STAR
guidelines for energy efficiency.
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