L2300C - Monitor LG - Free user manual and instructions
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USER MANUAL L2300C LG
Make sure to read the Important Precautions before using the product. Keep the User's Guide(CD) in an accessible place for furture reference.
See the label attached on the back cover and quote this information to your dealer when you require service.
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.
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.
■ During a lightning storm or when the display is to be left unattended for an extended period of time, unplug it from the wall outlet.
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.
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.
■ 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
- Adjust the position of the panel in various ways for maximum comfort.
■ Tilt Range : -5^ 30^
-5°

natural_image
3D rendered mechanical component with a downward arrow indicator (no text or symbols)
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Diagram of a computer monitor with a 30-degree angle indicator and an arrow pointing to the screen (no text or symbols on the device itself)■ Swivel : 90°

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90°■ Height Range : maximum 3.15 inch (80.0mm)

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Unfasten the [Stand lock] clockwise to adjust the height of the stand. 80.0mmErgonomic
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.
Using the Computer
- Place the monitor in a convenient, well-ventilated location near your computer. To adjust height of your monitor, unlock the stand lock on top of the stand.
- Connect the signal cable. When attached, tighten the thumbscrews to secure the connection.
- Connect the power cord into a proper power outlet that is easily accessible and close to the display.

flowchart
graph TD
A["Power Cord"] --> B["RS-232C*"]
B --> C["Digital signal DVI-D*"]
C --> D["Analog signal D-sub*"]
D --> E["PC outlet type*"]
E --> F["When connecting DVI-D signal cable"]
F --> G["When connecting D-SUB signal cable"]
G --> H["MAC adapter"]
H --> I["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."]
style A fill:#f9f,stroke:#333
style B fill:#bbf,stroke:#333
style C fill:#dfd,stroke:#333
style D fill:#dfd,stroke:#333
style E fill:#dfd,stroke:#333
style F fill:#dfd,stroke:#333
style G fill:#dfd,stroke:#333
style H fill:#dfd,stroke:#333
style I fill:#dfd,stroke:#333
NOTE
■ This is a simplified representation of the rear view.
■ This rear view represents a general model; your display may differ from the view as shown.
To arrange cables in order
- Press the push button, and pull the stand cover down to separate it from the stand.

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Push button Stand cover
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3D rendering of a mechanical component with a slide and arrow indicating rotation (no text or symbols)- After connecting cables, put the stand cover correctly into the holes on the stand. If securely connected, you can hear the click sound from the latch.

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DVI-D D-subFront Panel Controls

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SOURCE MENU AUTO/SELECT ⑤ ② ③ ④ ①| Control | Function | |
| 1 | Power Button | Use this button to turn the display on or off. |
| Power (DPMS) Indicator | This Indicator lights up green when the display operates normally. If the display is in DPM (Energy Saving) mode, this indicator color changes to amber. | |
| 2 | MENU Button | Use this button to enter or exit the On Screen Display. |
| 3 | ▼▲◀▶ Buttons | Use these buttons to choose or adjust items in the On Screen Display. |
| 4 | AUTO/SELECT Button | Use this button to enter a selection in the On Screen Display. |
| Control | Direct Access Function |
![]() | Bring up Contrast and Brightness adjustment. |
![]() | When adjusting your display settings, always press the AUTO/SELECT button before 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 L2300B monitor: 1920x1200@60HzL2300C monitor: 1360x768@60Hz |
![]() | Use this button to make DVI DIGITAL, DSUB ANALOG connector active. This feature is used when two computers are connected to the display. The default setting is Dsub.DVI DIGITALDSUB ANALOG |
![]() ![]() | This function allows you to secure the current control settings, so that they cannot be inadvertently changed. Press and hold the MENU button and ▶ button for 5 seconds: the message “CONTROLS LOCKED” appears. You can unlock the OSD controls at any time by pushing the MENU button and ▶ button for 5 seconds: the message “CONTROLS UNLOCKED” will appear. |
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.
NOTE
■ Allow the display to stabilize for at least 30 minutes before making image adjustments.
To make adjustments in the On Screen Display, follow these steps:

flowchart
graph LR
A["MENU"] --> B["▼▲"] --> C["AUTO/SELECT"] --> D["▼▲ ◀▶"]
E["MENU ← AUTO/SELECT"] --> F["↓"]
1 Press the MENU Button, then the main menu of the OSD appears.
2 To access a control, use the ▼ or ▲ Buttons. When the icon you want becomes highlighted, press the AUTO/SELECT Button.
③ Use the ▼▲◀▶ Buttons to adjust the item to the desired level.
4 Accept the changes by pressing the AUTO/SELECT Button.
5 Exit the OSD by pressing the MENU Button.
The following table indicates all the On Screen Display control, adjustment, and setting menus.
| Main menu | Sub menu | A | D | Reference |
| CONTRAST/BRIGHTNESS | CONTRAST | ● | ● | To adjust the brightness and contrast of the screen |
| BRIGHTNESS | ● | ● | ||
| COLORADJUSTMENT | USER(R/G/B) | ● | ● | To customize the color of the screen |
| 9300K | ● | ● | ||
| 6500K | ● | ● | ||
| IMAGE POSITION | H POSITION | ● | To adjust the position of the screen | |
| V POSITION | ● | |||
| TRACKING | AUTO | ● | To improve the clarity and stability of the screen | |
| CLOCK | ● | |||
| PHASE | ● | |||
| SETUP | LANGUAGE | ● | ● | To customize the screen status for a user's operating environment |
| IMAGE SIZE | ● | ● | ||
| TRANSPARENCY | ● | ● | ||
| ZOOM | ● | ● | ||
| SET ID | ● | ● | ||
| OSD POSITION | HORIZONTAL | ● | ● | To adjust position of the OSD window on the screen |
| VERTICAL | ● | ● | ||
| ●: AdjustableA: Analog InputD: Digital Input | ||||
NOTE
■ The order of icons may differ depending on the model (A9–A12).
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.
NOTE
■ OSD (On Screen Display) menu languages on the monitor may differ from the manual.
To adjust the brightness and contrast of the screen
OSD Adjust
Description

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CONTRAST/BRIGHTNESS RGB CONTRAST 100 BRIGHTNESS 99

CONTRAST
To adjust the contrast of the screen.


BRIGHTNESS
To adjust the brightness of the screen.
To customize the color of the screen
OSD Adjust
Description

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COLOR ADJUSTMENT USER 9300K 6500K RED 50 GREEN 50 BLUE 50USER
RED/GREEN/BLUE
Set your own color levels.
9300K
Select the screen color.
6500K
• 9300K: Slightly bluish white.
• 6500K: Slightly reddish white.
To adjust the position of the screen
OSD Adjust
Description

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IMAGE POSITION HORIZONTAL 50 VERTICAL 50

Horizontal Position
To move image left and right.


Vertical Position
To move image up and down.
To improve the clarity and stability of the screen
OSD Adjust

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TRACKING AUTO ON CLOCK 50 PHASE 86Description
AUTO This function is suitable for analog signal input only. This button is for the automatic adjustment of the screen position, clock and phase.
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. Phase adjustment should be done after adjusting the Clock.
To customize the screen status for a user's operating environment
OSD Adjust

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SET UP LANGUAGE ▶ ENGLISH IMAGE SIZE ▶ FULL TRANSPARENCY ←→50 ZOOM ▶ SET ID ← 0 ▶ 1280x1024 63.9kHz / 60Hz ELAPSED TIME 1 HDescription
LANGUAGE To choose the language in which the control names are displayed.
IMAGE SIZE This function displays the image in its original size or enlarged size so as to fit in the full screen of the LCD panel.
TRANSPARENCY To adjust the transparency of the OSD menu screen.
ZOOM To adjust horizontal and vertical image size simultaneously. If you want to move the zooming point, use the H/V POSITION function in the sub-menu. However, if the monitor turns off when zooming in and out the screen, the monitor will be returned to original screen.
SET ID You can assign a unique SET ID NO (name assignment) to each monitor when several monitors are connected for display. Specify the number (1 \~ 99) using the ◀▶ button and exit. Use the assigned SET ID to individually control each monitor using the Monitor Control Program.
To adjust position of the OSD window on the screen
OSD Adjust
Description

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CSO POSITION HORIZONTAL 50 VERTICAL 50Horizontal Position
To adjust horizontal position of the OSD window on the screen.
Vertical Position
To adjust vertical position of the OSD window on the screen.
Use this method to connect several monitors to a single PC. You can control several monitors at a time by connecting them to a single PC.

Connecting the cable
Connect the RS-232C cable as shown in the picture.
* The RS-232C protocol is used for communication between the PC and monitor. You can turn the monitor on/off, select an input source or adjust the OSD menu from your PC.

flowchart
graph TD
A["PC"] --> B["RS-232C"]
B --> C["RS-232C Cable (not included)"]
C --> D["Monitor"]
D --> E["Computer"]
D --> F["Computer"]
D --> G["Computer"]
D --> H["Computer"]

Communication Parameter
▶ Baud Rate : 115200bps
▶ Data Length : 8bits
Parity Bit : NONE
▶ Stop Bit : 1bit
▶ Flow Control : NONE

Command Reference List
| COMMAND1 | COMMAND2 | DATA(Hexa) | |
| 01. Power | k | a | 0 - 1 |
| 02. Input Select | k | b | 0 - 1 |
| 03. Image Size | k | c | 0 - 1 |
| 04. Contrast | k | g | 0 - 64 |
| 05. Brightness | k | h | 0 - 64 |
| 06. Key Lock | k | m | 0 - 1 |
| 07. Color | k | m | 0 - 1 |

Transmission / Receiving Protocol
Transmission
[Command1][Command2][ ][Set ID][ ][Data][Cr]
* [Command 1]: First command. (j or k)
* [Command 2]: Second command.
* [Set ID]: You can adjust the set ID to choose desired monitor ID number in Setup menu. Adjustment range is 1 \~ 99. When selecting Set ID '0', every connected monitor set is controlled. Set ID is indicated as decimal (1\~99) on menu and as Hexa decimal (0x0\~0x63) on transmission/receiving protocol.
* [DATA]: To transmit command data. Transmit 'FF' data to read status of command.
* [Cr]: Carriage Return ASCII code '0x0D'
* [ ]: ASCII code Space (0x20)'
OK Acknowledgement
[Command2][ ][Set ID][ ][OK][Data][x]
* The Monitor transmits ACK (acknowledgement) based on this format when receiving normal data. At this time, if the data is data read mode, it indicates present status data. If the data is data write mode, it returns the data of the PC computer.
Error Acknowledgement
[Command2][ ][Set ID][ ][OK][Data][x]
* The Monitor transmits ACK (acknowledgement) based on this format when receiving abnormal data from non-viable functions or communication errors.
Data 1: Illegal Code
2: Not supported function
3: Wait more time
![LG L2300C - [Command2][ ][Set ID][ ][OK][Data][x] - 1](/content/2026/05/801248/images/2a2452f5be8add5c3f9003569499099bd55962dacd80249dfc36421944eefb42.jpg)
Transmission / Receiving Protocol
▶ To control Power On/Off of the monitor.
Transmission
[k][a][ ][Set ID][ ][Data][Cr]
Data 0: Power Off 1: Power On
Acknowledgement
[a][ ][Set ID][ ][OK][Data][x]
▶ To show Power On/Off.
Transmission
[k][a][ ][Set ID][ ][FF][Cr]
Data 0 : Power Off 1 : Power On
Acknowledgement
[a][ ][Set ID][ ][OK][Data][x]
Input Select (Command:b) (Main Picture Input)
▶ To select input source for the monitor.
You can also select an input source using the front panel controls on the monitor.
Transmission
[k][b][ ][Set ID][ ][Data][Cr]
You can also adjust the screen format in the
Setup menu.
Transmission
[k][c][ ][Set ID][ ][Data][Cr]
Data 0 : full
1 : (1 : 1)
Acknowledgement
[c][ ][Set ID][ ][OK][Data][x]

Transmission / Receiving Protocol
▶ To adjust screen contrast. You can also adjust contrast in the Contrast/Brightness menu.
Transmission
[k][g][ ][Set ID][ ][Data][Cr]
- Refer to 'Real data mapping' as shown below.
Acknowledgement
[g][ ][Set ID][ ][OK][Data][x]
▶ To adjust screen brightness. You can also adjust brightness in the Contrast/Brightness menu.
Transmission
[k][h][ ][Set ID][ ][Data][Cr]
- Refer to 'Real data mapping' as shown below.
Acknowledgement
[h][ ][Set ID][ ][OK][Data][x]
* Real data mapping
0 : Step 0
A : Step 10 (SET ID 10)
F : Step 15 (SET ID 15)
10 : Step 16 (SET ID 16)
64 : Step 100

Transmission / Receiving Protocol
▶ To lock the front panel controls on the monitor.
Transmission
[k][m][ ][Set ID][ ][Data][Cr]
Data 0: Lock off 1: Lock on
Acknowledgement
[m][ ][Set ID][ ][OK][Data][x]
→ If you're not using the front panel controls on the monitor, use this mode.
Color (Command:U)
▶ To adjust the screen color.
You can also adjust color in the Color adjustment menu.
Transmission
[k][i][ ][Set ID][ ][Data][Cr]
Data 0:9300K
1:6500K
Acknowledgement
[i][ ][Set ID][ ][OK][Data][x]
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 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.Make sure if the power is on.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. |
| Do you see a "CONTROLS LOCKED" message on the screen. | |
| Do you see "CONTROLS LOCKED" when you push MENU button? | 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 theMENUbutton and ▶button for 5 seconds: the message "CONTROLS UNLOCKED" will appear. |
| Display image is incorrect | |
| ● Display Position is incorrect. | Press the AUTO/SELECT 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.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. |
| ● On the screen background, vertical bars or stripes are visible. | Press the AUTO/SELECT 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. |
| ● Any horizontal noise appearing in any image or characters are not clearly portrayed. | Press the AUTO/SELECT 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). |
| ● The screen color is mono or abnormal. | 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. |
| ● The screen blinks. | 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 higher than AC100-240V 50/60Hz. |
| “IMAGE SIZE” function on OSD menu does not work. | |
| ● “IMAGE SIZE” function on OSD menu does not work? | • [L2300B]Check if the resolution is set as 1920x1200 or less than 512x360.The optimal resolution is 1920x1200 and the image is fully displayed on the monitor and is not converted as 1:1 image size. If the resolution is less than 512x360, the image size is smaller than that of the OSD’s and is also not converted as 1:1 image size. |
| • [L2300C]Check if the resolution is set as 1360 x768 or less than 512x360.The optimal resolution is 1360 x768 and the image is fully displayed on the monitor and is not converted as 1:1 image size. If the resolution is less than 512x360, the image size is smaller than that of the OSD’s and is also not converted as 1:1 image size. | |
| Have you installed the display driver? | ||
| ● Have you installed the display driver? | · 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. | |
| ● Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message? | · Make sure to check if the video card supports Plug&Play function. | |
| Display | 23 inches (58.4cm) Flat Panel Active matrix-TFT LCD Hard coating(3H), Anti-Glare 0.258 mm x 0.258mm | |
| Sync Input | Horizontal Freq. | D-Sub : 28 - 92kHz (Analog) DVI-D : 28 - 92kHz (Digital) |
| Vertical Freq. | Analog :48 - 87Hz (Automatic) Digital : 48 - 87Hz (Automatic) | |
| Input Form | Separate TTL, Positive/Negative Composite TTL, Positive/Negative SOG (Sync On Green) Digital | |
| Video Input | Signal Input | 15 pin D-Sub Connector(Analog) DVI - D connector (Digital) |
| Input Form | RGB Analog (0.7Vp-p/75ohm), Digital | |
| Resolution | Max | D-SUB : Analog - VESA 1920 x 1200@60Hz DVI-D :Digital - VESA 1920 x 1200@60Hz |
| Recommend | VESA 1920 x 1200@60Hz | |
| Plug&Play | DDC 2B | |
| Power Consumption | Normal : 80W Stand-by/Suspend ≤ 2W DPM Off ≤ 2W Soft Off ≤ 2W | |
| Dimensions &Weight (with tilt/swivel stand) | Width 57.9 cm / 22.79 inches Height 44.06 cm / 17.35 inches(Min) 52.06 cm / 20.49 inches(Max) Depth 23.81 cm / 9.37 inches | |
| Net 10.4 kg(22.92 lbs) | ||
| Tilt/Swivel Range | Tilt range -5°~30° Swivel range 90° Height range 80mm / 3.15 inches | |
| Power Input | AC 100-240V~ 50/60Hz 1.0A | |
| Environmental Conditions | Operating Conditions Temperature 10°C to 35 °CHumidity 10 % to 80 % non-Condensing Storage Conditions Temperature -20°C to 60 °CHumidity 5 % to 95 % non-Condensing | |
| Display | 23 inches (582.96cm) Flat Panel Active matrix-TFT LCD Hard coating(3H), Anti-Glare 0.375 mm x 0.124mm x RGB | |
| Sync Input | Horizontal Freq. | D-Sub : 30 - 83kHz (Analog) DVI-D : 30 - 72kHz (Digital) |
| Vertical Freq. | Analog : 56 - 85Hz (Automatic) Digital : 56 - 85Hz (Automatic) | |
| Input Form | Separate TTL, Positive/Negative Composite TTL, Positive/Negative SOG (Sync On Green) Digital | |
| Video Input | Signal Input | 15 pin D-Sub Connector(Analog) DVI - D connector (Digital) |
| Input Form | RGB Analog (0.7Vp-p/75ohm), Digital | |
| Resolution | Max | D-SUB : Analog - VESA 1600 x 1200@60Hz DVI-D :Digital - VESA 1280 x 1024@60Hz |
| Recommend | VESA 1360x 768@60Hz | |
| Plug&Play | DDC 2B | |
| Power Consumption | Normal | : 90W |
| Stand-by/Suspend | ≤ 2W | |
| DPM Off | ≤ 2W | |
| Soft Off | ≤ 2W | |
| Dimensions &Weight (with tilt/ swivel stand) | Width | 57.9 cm / 22.79 inches |
| Height | 44.06 cm / 17.35 inches(Min) | |
| 52.06 cm / 20.49 inches(Max) | ||
| Depth | 23.81 cm / 9.37 inches | |
| Net | 11.6 kg(25.57 lbs) | |
| Tilt/Swivel Range | Tilt range | -5°~30° |
| Swivel range | 90° | |
| Height range | 80mm / 3.15 inches | |
| Power Input | AC 100-240V~ 50/60Hz 1.0A | |
| Environmental Conditions | 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 95 % non-Condensing | |
| Tilt/Swivel Stand | Attached( O ), Detached ( ) | |
| Signal cable | Attached( O ), Detached ( ) | |
| Power cord | Wall-outlet type or PC-outlet type | |
NOTE
■ Information in this document is subject to change without notice.
Preset Modes (Resolution)
◎ 2300B monitor
| Display Modes (Resolution) | Horizontal Freq. (kHz) | Vertical Freq. (Hz) | |
| 1 | 640 x 350 | 31.47 | 70 |
| 2 | 640 x 480 | 31.47 | 60 |
| 3 | 640 x 480 | 37.50 | 75 |
| 4 | 640 x 480 | 43.27 | 85 |
| 5 | 720 x 400 | 31.47 | 70 |
| 6 | 800 x 600 | 37.88 | 60 |
| 7 | 800 x 600 | 46.88 | 75 |
| 8 | 800 x 600 | 53.67 | 85 |
| 9 | 832 x 624 | 49.72 | 75 |
| 10 | 1024 x 768 | 48.36 | 60 |
| 11 | 1024 x 768 | 60.12 | 75 |
| 12 | 1024 x 768 | 68.68 | 85 |
| 13 | 1152 x 870 | 68.68 | 75 |
| 14 | 1152 x 900 | 61.80 | 65.96 |
| 15 | 1280 x 1024 | 63.98 | 60.02 |
| 16 | 1280 x 1024 | 79.98 | 75.02 |
| 17 | 1600 x 1200 | 75.00 | 60 |
| 18 | 1920 x 1200 | 74.04 | 60 |
◎ 2300C monitor
| Display Modes (Resolution) | Horizontal Freq. (kHz) | Vertical Freq. (Hz) | |
| 1 | 640 x 350 | 31.47 | 70 |
| 2 | 720 x 400 | 31.47 | 70 |
| 3 | 640 x 480 | 31.47 | 60 |
| 4 | 640 x 480 | 37.50 | 75 |
| 5 | 640 x 480 | 43.27 | 85 |
| 6 | 800 x 600 | 37.88 | 60 |
| 7 | 800 x 600 | 46.88 | 75 |
| 8 | 800 x 600 | 53.67 | 85 |
| 9 | 832 x 624 | 49.73 | 75 |
| 10 | 1024 x 768 | 48.36 | 60 |
| 11 | 1024 x 768 | 60.12 | 75 |
| 12 | 1024 x 768 | 68.68 | 85 |
| 13 | 1280 x 720 | 44.78 | 60 |
| 14 | 1360 x 768 | 47.72 | 60 |
| 15 | 1280 x 1024 | 63.98 | 60 |
| 16 | 1280 x 1024 | 79.98 | 75 |
| 17 | 1600 x 1200 | 75.00 | 60 |
Connected to another object (stand type and wall-mounted type. This monitor accepts a VESA-compliant mounting interface pad.- optional) For further information, refer to the VESA Wall Mounting Instruction Guide.

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KENSINGTON SECURITY Slot- option Connected to a locking cable that can be purchased separately at most computer storesSignal Connector Pin Assignment

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1 8 9 16 17 24■ DVI-D Connector
| Pin | Signal(DVI-D) |
| 1 | T. M. D. S. Data2- |
| 2 | T. M. D. S. Data2+ |
| 3 | T. M. D. S. Data2/4 Shield |
| 4 | T. M. D. S. Data4- |
| 5 | T. M. D. S. Data4+ |
| 6 | DDC Clock |
| 7 | DDC Data |
| 8 | Analog Vertical Sync. |
| 9 | T. M. D. S. Data1- |
| 10 | T. M. D. S. Data1+ |
| 11 | T. M. D. S. Data1/3 Shield |
| 12 | T. M. D. S. Data3- |
| 13 | T. M. D. S. Data3+ |
| 14 | +5V Power |
| 15 | Ground (return for +5V, H. Sync. and V. Sync.) |
| Pin | Signal(DVI-D) |
| 16 | Hot Plug Detect |
| 17 | T. M. D. S. Data0- |
| 18 | T. M. D. S. Data0+ |
| 19 | T. M. D. S. Data0/5 Shield |
| 20 | T. M. D. S. Data5- |
| 21 | T. M. D. S. Data5+ |
| 22 | T. M. D. S. Clock Shield |
| 23 | T. M. D. S. Clock+ |
| 24 | T. M. D. S. Clock- |
T. M. D. S. (Transition Minimized Differential Signaling)
Digitally yours


LG

Bring up Contrast and Brightness adjustment.
When adjusting your display settings, always press the AUTO/SELECT button before 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 L2300B monitor: 1920x1200@60HzL2300C monitor: 1360x768@60Hz
Use this button to make DVI DIGITAL, DSUB ANALOG connector active. This feature is used when two computers are connected to the display. The default setting is Dsub.DVI DIGITALDSUB ANALOG

This function allows you to secure the current control settings, so that they cannot be inadvertently changed. Press and hold the MENU button and ▶ button for 5 seconds: the message “CONTROLS LOCKED” appears. You can unlock the OSD controls at any time by pushing the MENU button and ▶ button for 5 seconds: the message “CONTROLS UNLOCKED” will appear.