LG Electronics USA L1755TT LCD Monitor User Manual IP0753 L226WT Eng 05 1022 OK

LG Electronics USA LCD Monitor IP0753 L226WT Eng 05 1022 OK

Contents

Users Manual

Make sure to read the Important Precautions before using the product.
Keep the User's Guide(CD) in an accessible place for future reference.
See the label attached on the product and give the information to your
dealer when you ask for service.
L1755T
User’s Guide
A1
This unit has been engineered and manufactured to ensure your personal
safety, however improper use may result in potential electrical shock or fire
hazards. In order to allow the proper operation of all safeguards
incorporated in this display, observe the following basic rules for its
installation, use, and servicing.
On Safety
Use only the power cord supplied with the unit. In case you use another power
cord, make sure that it is certified by the applicable national standards if not being
provided by the supplier. If the power cable is faulty in any way, please contact the
manufacturer or the nearest authorized repair service provider for a replacement.
The power supply cord is used as the main disconnection device. Ensure that the
socket-outlet is easily accessible after installation.
Operate the display only from a power source indicated in the specifications of
this manual or listed on the display. If you are not sure what type of power supply
you have in your home, consult with your dealer.
Overloaded AC outlets and extension cords are dangerous. So are frayed power
cords and broken plugs. They may result in a shock or fire hazard. Call your service
technician for replacement.
Do not Open the Display.
There are no user serviceable components inside.
There are Dangerous High Voltages inside, even when the power is OFF.
Contact your dealer if the display is not operating properly.
To Avoid Personal Injury :
Do not place the display on a sloping shelf unless properly secured.
Use only a stand recommended by the manufacturer.
Do not drop an object on or apply impact to the product. Do not throw any toys
or objects on the product screen.
It can cause injury to human, problem to product and damage the display.
To Prevent Fire or Hazards:
Always turn the display OFF if you leave the room for more than a short period
of time. Never leave the display ON when leaving the house.
Keep children from dropping or pushing objects into the display's cabinet
openings. Some internal parts carry hazardous voltages.
Do not add accessories that have not been designed for this display.
When the display is to be left unattended for an extended period of time, unplug
it from the wall outlet.
In the presence of thunder and lightning, never touch the power cord and signal
cable because it can be very dangerous. It can cause electric shock.
Important Precautions
A2
Important Precautions
On Installation
Do not allow anything to rest upon or roll over the power cord, and do not place the
display where the power cord is subject to damage.
Do not use this display near water such as near a bathtub, washbowl, kitchen sink,
laundry tub, in a wet basement, or near a swimming pool.
Displays are provided with ventilation openings in the cabinet to allow the release of
heat generated during operation. If these openings are blocked, built-up heat can
cause failures which may result in a fire hazard. Therefore, NEVER:
Block the bottom ventilation slots by placing the display on a bed, sofa, rug, etc.
Place the display in a built-in enclosure unless proper ventilation is provided.
Cover the openings with cloth or other material.
Place the display near or over a radiator or heat source.
Main power breaker is the power cord and this breaking device must be located at
a location where it is easy to operate.
Do not rub or strike the Active Matrix LCD with anything hard as this may scratch,
mar, or damage the Active Matrix LCD permanently.
Do not press the LCD screen with your finger for a long time as this may cause
some afterimages.
Some dot defects may appear as Red, Green or Blue spots on the screen.
However, this will have no impact or effect on the display performance.
If possible, use the recommended resolution to obtain the best image quality for
your LCD display. If used under any mode except the recommended resolution,
some scaled or processed images may appear on the screen. However, this is
characteristic of the fixed-resolution LCD panel.
On Cleaning
Unplug the display before cleaning the face of the display screen.
Use a slightly damp (not wet) cloth. Do not use an aerosol directly on the display
screen because over-spraying may cause electrical shock.
On Repacking
Do not throw away the carton and packing materials. They make an ideal
container in which to transport the unit. When shipping the unit to another
location, repack it in its original material.
On Disposal
The fluorescent lamp used in this product contains a small amount of mercury.
Do not dispose of this product with general household waste.
Disposal of this product must be carried out in accordance to the regulations of
your local authority.
Important Precautions
NOTE
THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV
INTRERFERENCE CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS
EQUIPMENT.SUCH MODIFICATIONS COULD VOID THE USER'S AUTHORITY
NOTE
This epuipment has been tested and found to comply with the limits for a class
B digital device,pursuant to part 15 of the FCC Rules.These limits are designed
to provide reasonable protection against harmful interference in a residential
installation.This equipment generates,uses and can radiate radio frequency
cause harmful interference to radio communications.However,there is no
guarantee that interference will not occur in a particular installation.If this
which can be determined by turning the equipment off and on,the user is
encouraged to try to correct the interference by one or more of the following
measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and the receiver.
-Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
energy and,if not installed and used in accordance with the instructions,may
equipment does cause harmful interference to radio or television reception,
TO OPERATE THE EQUIPMENT.
-Consult the dealer or an experienced radio/TV technician for help.
A3
Before setting up the monitor,ensure that the power to the monitor, the computer
system, and other attached devices is turned off.
Connecting the stand
1.Place the monitor with its front facing downward on a soft cloth.
2.Assemble the Stand Body into the product in the correct direction as shown in the picture.
3.Assemble the Stand Base(Front, Rear) into the Stand Body in the correct direction.
Stand Body
Stand Base
Stand Body Hinge Body
5.Once assembled take the monitor up carefully and face the front side
4.Insert the Cable Deco Cover in the Stand Body in the correct direction.
Stand Body
Stand BaseCable Deco CoverCable Deco Cover
Connecting the Display
Important
This illustration depicts the general model of connection. Your monitor may differ from
the items shown in the picture.
Do not carry the product upside down holding only the stand base. The product may
fall and get damaged or injure your foot.
A4
A5
Connecting the Display
Disassembling the stand
1.Put a cushion or soft cloth on a flat surface.
4.Press the knob, Take off the stand base from stand body
5.
Please pull the stand body lightly to separate it from the hinge body.
2.Place the monitor face down on the cushion or soft cloth.
3.Slide the Cable Deco Cover out from the stand body.
Connecting the Display
A6
Before setting up the monitor, ensure that the power to the monitor, the computer
system, and other attached devices is turned off.
Positioning your display
1. Adjust the position of the panel in various ways for maximum comfort.
Tilt Range: -5˚~20˚
Ergonomic
It is recommended that in order to maintain an ergonomic and comfortable viewing
position, the forward tilt angle of the monitor should not exceed 5 degrees.
C
Connect DVI Cable
Connect Dsub Cable (PC)
Connect Dsub Cable (Mac)
PC-outlet type
Mac 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.
DVI-D(This feature is not available in all countries.)
Signal Cable
2. Insert the Cable Deco Cover in the Stand Body in the correct direction.
Connecting the Display
Wall-outlet type
Power Cord
Analog signal
D-sub Digital signal
DVI
A
B
A7
Using the Computer
1.Make sure to turn off the computer and product. Connect the cable as below sketch map
form to .
1
3. Press button on the front switch panel to turn the power on.
When monitor power is turned on, the 'Self Image Setting
Function' is executed automatically.
(Only Analog Mode)
NOTE
‘ 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.
‘AUTO/SET’ 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/SET function button to improve resolution.
2
C
Connecting the Display
Control Panel Functions
A8
MENU Button
Use this button to enter or exit from the On Screen Display.
Control Function
OSD LOCKED/UNLOCKED
This function allows you to lock the current control
settings, so that these settings are not inadvertently
changed. To lock the OSD settings, press and hold the
MENU button for several seconds. The message "OSD
LOCKED" appears.
You can unlock the OSD settings at any time by pushing
the MENU button for several seconds. The message
"OSD UNLOCKED" appears.
Front Panel Controls
1
45
1 2 3
Control Panel Functions
A9
This Indicator lights up as blue when the display is
operating normally(On Mode). If the display is in
Sleep Mode (Energy Saving), this indicator color will
changes to amber.
Use this button to turn the display on or off.
Power Button
Power Indicator
Use this button to selection an icon in the On Screen
Display.
AUTO/SET
Button
AUTO IMAGE ADJUSTMENT
When adjusting your display settings, always press
the AUTO/SET button prior to entering the On
Screen Display(OSD). This will automatically adjust
your display image to the ideal settings for the
current screen resolution size (display mode).
The best display mode is
L1755T : 1280x1024
Control Function
Buttons
Use these buttons to select or adjust functions in the
On Screen Display.
For more information, refer to page A16.
Use this button to make either D-Sub or DVI
connector active. This feature is used when two
computers are connected to the display. The default
setting is D-Sub.
Button
(SOURCE Hot key)
Button
( )
4
3
2
5
MOVIE
On Screen Display (OSD) Control Adjustment
Screen Adjustment
Making adjustments to the image size, position and operating parameters of
the display is quick and easy with the On Screen Display Control system.
A short example is given below to familiarize you with the use of the controls.
The following section is an outline of the available adjustments and selections
you can make using the OSD.
To make adjustments in the On Screen Display, follow these steps:
Press the MENU Button, then the main menu of the OSD appears.
To access a control, use the or Buttons. When the icon you want
becomes highlighted, press the AUTO/SET Button.
Use the / Buttons to adjust the image to the desired level. Use the
AUTO/SET Button to select other sub-menu items.
Push the MENU Button once to return to the main menu to select another
function. Push the MENU Button twice to exit from the OSD.
NOTE
Allow the display to stabilize for at least 30 minutes before making image adjustments.
A10
NOTE
The order of icons may differ depending on the model (A11~A16).
On Screen Display(OSD) Selection and Adjustment
The following table indicates all the On Screen Display control,adjustmen,
and setting menus.
To adjust the brightness,
contrast and gamma of the
screen
PICTURE
COLOR
TRACKING
SETUP
Main menu Sub-menu A D Reference
PRESET
RED
GREEN
BLUE
To adjust the position of the
screen
To customize the color of
the screen
To customize the screen
status for a user's operating
environment
BRIGHTNESS
CONTRAST
GAMMA
LANGUAGE
OSD
HORIZONTAL
POSITION VERTICAL
sRGB
6500K
9300K
HORIZONTAL
VERTICAL
CLOCK
PHASE
SHARPNESS
WHITE BALANCE
POWER INDICATOR
FACTORY RESET
: Adjustable
A : Analog Input
D : Digital Input
To select or customize
desired image settings
FLATRON
F-ENGINE
MOVIE
INTERNT
USER
DEMO
NORMAL
A11
On Screen Display(OSD) Selection and Adjustment
A12
NOTE
OSD (On Screen Display) menu languages on the monitor may differ from the manual.
Sub-menus
Button Tip
Icons
You were introduced to the procedure of selecting and adjusting an item
using the OSD system. Listed below are the icons, icon names, and icon
descriptions of the all items shown on the Menu.
Press the MENU Button, then the main menu of the OSD appears.
Menu Nam
Main Menu
e
MENU : Exit
: Adjust (Decrease/Increase)
SET : Enter
: Select another sub-menu
+
-
PICTURE COLOR TRACKING SETUP
On Screen Display(OSD) Selection and Adjustment
Main menu Sub menu Description
BRIGHTNESS
CONTRAST
GAMMA
To adjust the brightness of the screen.
To adjust the contrast of the screen.
Set your own gamma value. : -50/0/50
On the monitor, high gamma values
display whitish images and low gamma
values display high contrast images.
PICTURE
PRESET
RED
GREEN
BLUE
• sRGB: Set the screen color to fit the
SRGB standard color
specification.
• 6500K: Slightly reddish white.
• 9300K: Slightly bluish white.
Set your own red color levels.
Set your own green color levels.
Set your own blue color levels.
COLOR
MENU : Exit
: Decrease
: Increase
SET : Select another sub-menu
-
+
MENU : Exit
: Decrease
: Increase
SET : Select another sub-menu
-
+
PICTURE
COLOR
A13
Main menu Sub menu Description
MENU : Exit
: Decrease
: Increase
SET : Select another sub-menu
HORIZONTAL
VERTICAL
To move image left and right.
To move image up and down.
POSITION
-
+
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.
SHARPNESS
To adjust the clearness of the screen.
TRACKING
On Screen Display(OSD) Selection and Adjustment
A14
Main menu Sub menu Description
On Screen Display(OSD) Selection and Adjustment
A15
Press the button to reset immediately.
If this does not improve the screen image, restore the factory default settings.
If necessary, perform the white balance function again. This function will be enabled only when
the input signal is an analog signal.
SETUP
To choose the language in which the
control names are displayed.
To adjust position of the OSD window
on the screen.
LANGUAGE
OSD
POSITION
WHITE
BALANCE
FACTORY
RESET
If the output of the video card is different
the required specifications, the color
level may deteriorate due to video
signal distortion. Using this function, the
signal level is adjusted to fit into the
standard output level of the video card
in order to provide the optimal image.
Activate this function when white and
black colors are present in the screen.
POWER
INDICATOR
Restore all factory default settings except
"LANGUAGE".
Use this function to set the power
indicator on the front 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.
SETUP
MENU : Exit
: Adjust
: Adjust
SET : Select another
sub-menu
-
+
Main menu Sub menu Description
On Screen Display(OSD) Selection and Adjustment
A16
NORMAL
SET MENU
XX
ENGINE
BRIGHTNESS
ACE
RCM
SAVE NO
SET MENU
XX
ENGINE
50
1
2
USER
SET MENU
XX
ENGINE
Main menu Sub menu Description
The OSD screen will appear when you touch the button
on the left bottom of the monitor.
MOVIE
INTERNET
NORMAL
DEMO
USER
Menu Name
Icons
Sub-menu Name
INTERNET
: For text images (Word
processing etc.)
MOVIE
: For animation images in videos
or movies
This feature lets you easily select the best
desired image condition optimized to the
environment(ambient illumination, image
types etc).
User
You can manually adjust brightness,
ACE or RCM.You can save or restore
the adjusted value even when using a
different environment.
...
(Brightness):
...
ACE
(Adaptive Clarity Enhancer):
Selects the clarity mode.
...
RCM(Real Color Management):
Selects the color mode.
Not applied
Green enhance
Flesh tone
Color Enhance
0
1
2
3
Select the sub-menu using the
AUTO/SET button and save the YES
value using the buttons.
This is under normal operating conditions.
This is just for advertising to customer
in the shops. It’s setting is same with
Movie mode and screen is divided by half.
Adjusts screen brightness.
,
Troubleshooting
No image appears
Check the following before calling for service.
No image appears
Do you see a "OSD LOCKED" message on the screen?
●Is the power cord of the
display connected?
●Is the power indicator
light on?
●Is the power on and the
power indicator blue or
green?
●Is the power indicator
amber?
●Do you see an "OUT OF
RANGE" message on
the screen?
●Do you see a "CHECK
SIGNAL CABLE"
message on the
screen?
•
Check and see if the power cord is connected
properly to the power outlet.
•
Press the Power button.
•
Adjust the brightness and the contrast.
•
If the display is in power saving mode, try moving
the mouse or pressing any key on the keyboard to
bring up the screen.
• Try to turn on the PC
.
•
This 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.
•
This message appears when the signal cable
between your PC and your display is not
connected. Check the signal cable and try again.
• You 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.
●
Do you see “OSD
LOCKED” when you
push MENU button?
A17
Troubleshooting
Display image is incorrect
●Display Position is
incorrect.
●On the screen
background, vertical
bars or stripes are
visible.
●Any horizontal noise
appearing in any
image or characters
are not clearly
portrayed.
•
Press the AUTO/SET button to automatically
adjust your display image to the ideal setting.
If the results are unsatisfactory, adjust the image
position using the H position and V position icon
in the on screen display.
•
Press the AUTO/SET button to automatically
adjust your display image to the ideal setting.
If the results are unsatisfactory, decrease the
vertical bars or stripes using the CLOCK icon in
the on screen display.
•
Press the AUTO/SET button to automatically
adjust your display image to the ideal setting.
If the results are unsatisfactory, decrease the
horizontal bars using the PHASE icon in the on
screen display.
•
Check 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).
Important
Check Control Panel --> Display --> Settings and see if the frequency or the
resolution were changed. If yes, readjust the video card to the recommend
resolution.
The setting method can differ by computer and O/S (Operation System),
and resolution mentioned above may not be supported by the video card
performance. In this case, please ask to the computer or the video card
manufacturer.
A18
Troubleshooting
Have you installed the display driver?
●
Have you installed the
display driver?
●
Do you see an
"Unrecognized monitor,
Plug&Play (VESA DDC)
monitor found"
message?
•
Be 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.lge.com.
•
Make sure to check if the video card supports
Plug&Play function.
Display image is incorrect
●The screen color is
mono or abnormal.
●The screen blinks.
•
Check if the signal cable is properly connected
and use a screwdriver to fasten if necessary.
•
Make sure the video card is properly inserted in
the slot.
•
Set the color setting higher than 24 bits (true color)
at Control Panel - Settings.
•
Check if the screen is set to interlace mode and if
yes, change it to the recommend resolution.
•
Make sure the power voltage is high enough, It
has to be in the range of AC100-240V 50/60Hz.
A19
Specifications L1755T
NOTE
Information in this document is subject to change without notice.
A20
Display
Sync Input
Video Input
Resolution
Plug&Play
Power
Consumption
(without speaker)
Dimensions
&Weight
Tilt Range
Power Input
Environmental
Conditions
Stand Base
Power cord
17 inches (43.2 cm) Flat Panel Active matrix-TFT LCD
Anti-Glare coating
17 inches viewable
0.264*0.264 mm pixel pitch
Horizontal Freq. Analog : 30 - 83 kHz (Automatic)
Digital : 30 - 71 kHz (Automatic)
Vertical Freq. 56 - 75 Hz (Automatic)
Input Form Separate TTL, Positive/Negative
SOG (Sync On Green) Digital
Signal Input 15 pin D-Sub Connector
DVI - D connector (Digital)
Input Form RGB Analog (0.7 Vp-p/ 75 ohm), Digital
Max Analog : VESA 1280 x 1024 @75 Hz
Digital : VESA 1280 x 1024 @60 Hz
Recommend VESA 1280 x 1024 @60 Hz
DDC2AB(Analog) DDC2B(Digital)
On Mode : 30W(Typ.)
Sleep Mode ≤ 1 W
Off Mode ≤ 1 W
With Stand Without Stand
Width 38.35 cm / 15.10 inches 38.35 cm / 15.10inches
Height 41.65 cm / 16.39 inches 37.00 cm / 14.57 inches
Depth 20.20 cm / 7.95 inches 7.60 cm / 2.99 inches
Net 3.35 kg (7.39lbs)
Tilt -5˚~20˚
AC 100-240V~ 50/60Hz 1.0A
Operating Conditions
Temperature 10˚C to 35 ˚C
Humidity 10 % to 80 % non-Condensing
Storage Conditions
Temperature -20˚C to 60 ˚C
Humidity 5 % to 90 % non-Condensing
Attached ( ), Detached ( O )
Wall-outlet type or PC-outlet type
Specifications
Preset Modes (Resolution)
Display Modes (Resolution) Horizontal Freq. (kHz) Vertical Freq. (Hz)
1
2
3
4
5
6
7
8
9
10
11
*12
**13
640 x 350
720 x 400
640 x 480
640 x 480
800 x 600
800 x 600
832 x 624
1024 x 768
1024 x 768
1152 x 870
1152 x 900
1280 x 1024
1280 x 1024
31.469
31.468
31.469
37.500
37.879
46.875
49.725
48.363
60.123
68.681
61.805
63.981
79.976
70
70
60
75
60
75
75
60
75
75
65
60
75
*Recommend Mode
**Only Analog Mode
On Mode
Sleep Mode
Off Mode
blue
amber
Off
LED ColorMODE
Indicator
A21
Digitally yours

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