LG 20M37AA User manual

www.lg.com
20M37AA
LED LCD MONITOR MODEL
Please read this manual carefully before operating
your set and retain it for future reference.
*LG LED Monitors are LCD Monitors with LED Backlighting.
Owner's Manual
LED LCD MONITOR
(LED MONITOR*)

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ENGLISH
TABLE OF CONTENTS
CONTENTS
3ASSEMBLING 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
6 - Using the cable holder
8 - Mounting on a wall
9USING THE MONITOR SET
9 Connecting to a PC
9 - D-SUB connection
11 CUSTOMIZING SETTINGS
12 Customizing Settings
12 - Menu Settings
13 -Picture
14 -Color
15 -Display
16 -Others
17 READER Setting
18 FUNC. Setting
18 -SMART ENERGY SAVING
19 -Picture Mode
20 -DUAL DISPLAY
20 -DUAL WEB
21 TROUBLESHOOTING
23 SPECIFICATIONS
23 20M37AA
24 Preset Modes (Resolution)
24 Indicator
25 PROPER POSTURE
25 Proper posture for using the Monitor set.

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ASSEMBLING 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.
yDo not use any unapproved accessories to ensure the safety and product life span.
yAny damages or injuries by using unapproved accessories are not covered by the warranty.
yThe accessories supplied with your product may vary depending on the model.
yProduct specifications or contents in this manual may be changed without prior notice due to upgrade
of product functions.
CAUTION
NOTE
Stand Body Stand Base
CD(Owner's Manual) /
Card
D-SUB Cable
( Depending on the country ) ( Depending on the country )
Power Cord AC-DC Adapter AC-DC Adapter
or

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ASSEMBLING AND PREPARING
Parts and buttons
Power Indicator
yLighting On: Turned on
yLighting Off: Turned off
Connection panel (See p.9)
Button (See p.11)
(Power Button)

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ASSEMBLING AND PREPARING
Attach the Stand Body to the monitor set.
Attach the Stand Base.
Tighten the screw to the right with a coin.
Setting up the Monitor set
Attaching the Stand Base
1Place the Monitor set with the screen side
down on a flat and cushioned surface.
Lay a foam mat or soft protective cloth
on the surface to protect the screen from
damage.
CAUTION
2
Stand Base
Stand Body
1
2
3
Detaching the Stand Base
1Place the Monitor set with the screen side
down on a flat and cushioned surface.
Stand Base
Stand Base
Stand Body
Stand Body
Pull out the Stand Body and Stand Base
from the monitor set.
Turn the screw to the left with a coin.
Pull out the Stand Base.
1
2
3
2

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ASSEMBLING AND PREPARING
Mounting on a table
1Lift and tilt the Monitor set into its upright
position on a table.
Leave a 10 cm (minimum) space from the wall
for proper ventilation.
Using the cable holder
2Connect the AC-DC Adapter and Power Cord
to a wall outlet.
3Press (Power) button on the bottom switch
panel to turn the power on.
10 cm
10 cm
10 cm
10 cm
Unplug the power cord before moving the
Monitor to another location. Otherwise electric
shock may occur.
CAUTION
Cable holder
or

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ASSEMBLING AND PREPARING
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 http://www.kensington.com .
Connect the Kensington security system cable
between the Monitor set and a table.
The Kensington security system is optional.
You can obtain it from most electronics stores.
NOTE
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.
WARNING
Tilt from +20 to -5 degrees up or down to adjust
the angle of the Monitor set to suit your view.
NOTE
Front Rear

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ASSEMBLING AND PREPARING
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
10 cm
10 cm
Model 20M37AA
VESA (A x B) 75 x 75
Standard screw M4
Number of screws 4
yDisconnect the power cord first, and then move
or install the Monitor set. Otherwise electric
shock may occur.
yIf you install the Monitor set on a ceiling or
slanted wall, it may fall and result in severe
injury.
yUse only an authorized LG wall mount and
contact the local dealer or qualified personnel.
yDo not over tighten the screws as this may
cause damage to the Monitor set and void your
warranty.
yUse only 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.
yScrew length from outer surface of back cover
should be under 8mm.
yUse the screws that are listed on the VESA
standard screw specifications.
yThe wall mount kit will include an installation
manual and necessary parts.
yThe wall mount bracket is optional. You can
obtain additional accessories from your local
dealer.
yThe length of screws may differ depending
on the wall mount. Be sure to use the proper
length.
yFor more information, refer to the instructions
supplied with the wall mount.
CAUTION
NOTE
Back Cover
Wall mount Pad
Wall mount Pad
Back Cover
Standard screw
Max.8mm
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.
1If you use screw longer than standard, the moni-
tor might be damaged internally.
2If you use improper screw, the product might be
damaged and drop from mounted position.
In this case, LG Electronics is not responsible
for it.

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USING THE MONITOR SET
USING THE MONITOR SET
Connecting to a PC
yYour Monitor set supports Plug & Play*.
*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.
yMac adapter
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.
yWhen using a D-Sub signal input cable
connector for Macintosh
NOTE

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USING THE MONITOR SET
yIf you turn the Monitor set on while it is cold,
the screen may flicker. This is normal.
ySome red, green, or blue spots may appear
on the screen. This is normal.
y"Self Image Setting" Function.
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)
y‘AUTO’ Function.
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)
NOTE
NOTE
yConnect the signal input cable
and tighten it by turning the
screws clockwise.
yDo not press the screen with your
finger for a long time as this may
result in temporary distortion on the screen.
yAvoid displaying a fixed image on the
screen for a long period of time to prevent
image burn. Use a screensaver if possible.
CAUTION 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)

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CUSTOMIZING SETTINGS
CUSTOMIZING SETTINGS
1Press the desired button on the bottom of the Monitor set.
2Change the value of the menu item by pressing the buttons on the bottom of the Monitor set.
To return to the upper menu or set other menu items, use the up arrow ( ) button.
3Select EXIT to leave the OSD menu.
Monitor set Buttons
Button Description
Accesses the main menus.(See p.12)
OSD Locked/OSD
Unlocked
This function allow you to lock the current control settings, so
that they cannot be inadvertently changed.
Press and hold the MENU button for several seconds. Then
OSD of “OSD Lock” will appear. After that, user can select
lock or unlock by pressing left/right button.
If user selects the “Lock” icon by pressing the “OK” button,
the message “OSD Locked” will appear. Otherwise, “OSD
Unlocked” will appear. After selecting the “Lock”, If you want
to change to Unlock, you can push the “MENU” button for
several seconds. The message “OSD Unlocked” will appear.
Use this button to enter Reader Mode menu. Its function works to display screen as
paper-like picture for Eye comfort.If you want to more information(See p.17).
Use this button to enter SMART ENERGY SAVING, Picture Mode, DUAL DISPLAY,
DUAL WEB menus.(See p.18~20)
When adjusting your display settings, always press the AUTO button on the MONITOR
SETUP OSD. (Only supported in Analog Mode)
The best display mode 20M37AA: 1366 x 768
EXIT
EXIT the OSD(On Screen Display).
(Power Button) Turns the power on or off.
Power Indicator The power indicator stays red if the display is running properly
(On Mode). If the display is in Sleep Mode, the power indicator
blinks red.

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CUSTOMIZING SETTINGS
Customizing Settings
Menu Settings
1Press MENU button on the bottom of the Monitor set
to display the Menu OSD.
2 Settheoptionsbypressingthe◄or►or▼
buttons.
3Select the "Next Menu" button to enter the more
option settings.
4Select EXIT to leave the OSD menu.
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
Menu > Next Menu Description
Picture Sharpness To adjust the clearness of the screen .
Color Gamma To customize the color of the screen
Color Temp
Display Horizontal To adjust the position of the screen
Vertical
Clock To improve the clarity and stability of the screen
Phase
Others Language To customize the screen status for a user's operating environment
Power Indicator
Menu Description
Brightness To adjust the brightness, contrast of the screen
Contrast
Wide/Original 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).
Reset Restore all factory default settings. Press the◄, ►buttons to reset immediately.

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CUSTOMIZING SETTINGS
Picture
1Press MENU button on the bottom of the Monitor set
to display the Menu OSD.
2Select the "Next Menu" button to enter the more
option settings.
3Enter to Picturebypressingthe▼button.
4 Settheoptionsbypressingthe◄or►buttons.
5Select EXIT to leave the OSD menu.
To return to the upper menu or set other menu items,
use the up arrow ( ) button.
Each option is explained below.
Menu > Next Menu > Picture Description
Sharpness To adjust the clearness of the screen.

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CUSTOMIZING SETTINGS
Color
1Press MENU button on the bottom of the Monitor set
to display the Menu OSD.
2Select the "Next Menu" button to enter the more
option settings.
3Select Colorbypressingthe►button.
4Enter to Colorbypressingthe▼button.
5 Settheoptionsbypressingthe◄or►or▼
buttons.
6Select EXIT to leave the OSD menu.
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,
high gamma values display whitish images and low gamma values display
blackish images.
Color Temp Custom
• 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).

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CUSTOMIZING SETTINGS
Display
1Press MENU button on the bottom of the Monitor set
to display the Menu OSD.
2Select the "Next Menu" button to enter the more
option settings.
3Select Displaybypressingthe►button.
4Enter to Displaybypressingthe▼button.
5 Settheoptionsbypressingthe◄or►or▼
buttons.
6Select EXIT to leave the OSD menu.
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
horizontal screen size will also change.
Phase To adjust the focus of the display. This item allows you to remove any horizontal
noise and clear or sharpen the image of characters.

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CUSTOMIZING SETTINGS
Others
1Press MENU button on the bottom of the Monitor set
to display the Menu OSD.
2Select the "Next Menu" button to enter the more
option settings.
3Select Othersbypressingthe►button.
4Enter to Othersbypressingthe▼button.
5 Settheoptionsbypressingthe◄or►or▼
buttons.
6Select EXIT to leave the OSD menu.
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
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.

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CUSTOMIZING SETTINGS
READER Setting
1Press READER button on the bottom of the Monitor
set to display the Reader Mode OSD.
2 Settheoptionsbypressingthe◄buttons.
Reader Mode Description
Reader 1 It is a mode that the screen is adjusted to the best for the newspaper. If you
want screen more bright, you can control brightness in Menu OSD.
Reader 2 It is a mode that the screen is adjusted to the best for the cartoon. If you want
screen more bright, you can control brightness in Menu OSD.
Reader Off It is a mode that reader mode is off.
Each option is explained below.
NOTE
If option of Reader Mode is Reader 1 or Reader 2, Picture Mode will automatically be Custom and
SMART ENERGY SAVING will automatically be Off.

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CUSTOMIZING SETTINGS
ySaving Data depends on the Panel. So,those values should be different from each panel and panel
vendor.If option of SMART ENERGY SAVING is High or Low, monitor luminance become higher or
lower depend on source.
yIf option of SMART ENERGY SAVING is High or Low, Picture Mode will automatically be Custom and
Reader Mode will automatically be Reader Off.
NOTE
FUNC. Setting
Each option is explained below.
SMART ENERGY SAVING
1Press FUNC. button on the bottom of the Monitor set to
display the FUNC. OSD.
2Enter to SMART ENERGY SAVING bypressingthe▼
button.
3 Settheoptionsbypressingthe◄or►buttons.
4Select EXIT to leave the OSD menu.To return to the
upper menu or set other menu items, use the up arrow
( ) button.
* SMART ENERGY SAVING: Conserve energy by using luminance compensation algorithm.
SMART ENERGY SAVING Description
High Enables SMART ENERGY SAVING you can save energy with this energy- high efficient function.
Low Enables SMART ENERGY SAVING you can save energy with this energy- low efficient
function.
Off Disables SMART ENERGY SAVING .

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CUSTOMIZING SETTINGS
Picture Mode
1Press FUNC. button on the bottom of the Monitor set
to display the FUNC. OSD.
2Select Picture Modebypressingthe►button.
3Enter to Picture Modebypressingthe▼button.
4 Settheoptionsbypressingthe◄or►buttons.
5Select EXIT to leave the OSD menu.To return to the
upper menu or set other menu items, use the up
arrow( )button.
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.
Each option is explained below.
NOTE
If option of Picture Mode is non-Custom , Reader Mode will automatically be Reader Off and SMART
ENERGY SAVING will automatically be Off.

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CUSTOMIZING SETTINGS
NOTE
yWhen monitor goes to power saving mode with pc saving option-> Pressing any button -> OSD
appear and user should press dual button -> User can bring back to normal mode.
DUAL DISPLAY
1Press FUNC. button on the bottom of the Monitor set
to display the FUNC. OSD.
2Select DUAL DISPLAYbypressingthe►button.
3Enter to DUAL DISPLAYbypressingthe▼button.
4 Settheoptionsbypressingthe◄or►buttons.
5Select EXIT to leave the OSD menu.To return to the
upper menu or set other menu items, use the up
arrow ( ) button.
* Before using below functions, please install DUAL SMART SOLUTION programme.
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
monitor.
Off If select Off,DUAL DISPLAY is off.
DUAL WEB
1Press FUNC. button on the bottom of the Monitor set
to display the FUNC. OSD.
2Select DUAL WEBbypressingthe►button.
3Enter to DUAL WEBbypressingthe▼button.
4 Settheoptionsbypressingthe◄or►buttons.
5Select EXIT to leave the OSD menu.To return to the
upper menu or set other menu items, use the up
arrow ( ) button.
* Before using below functions, please install DUAL SMART SOLUTION programme.
Each option is explained below.
DUAL WEB Description
On Help user to browse web efficiently by dividing in half. Help to arrange and move
windowson screen. Help user to control dividedwindows ratio.
Off If select Off,DUAL WEB is off.