LG 27BA54QB,27BA45QB LED LCD Monitor
Product Specifications
- Model: 27BA54QB / 27BA45QB
- Screen Type: LED LCD
- Backlight: LED
- Dimensions: Vary based on stand height and angle adjustments
- Additional Features: Joystick button control, swivel stand,
Kensington Lock compatible, wall mount plate compatible
Product Usage Instructions
Assembling and Preparing
Make sure to follow the instructions provided in the manual for assembling the monitor. Ensure that all components are securely connected before use.
Using the Monitor
To power on the monitor, press the joystick button once. To power off, press and hold the joystick button for more than 3 seconds. Use the joystick button to control volume by moving it left or right.
Adjusting Stand Height and Angle
To adjust the stand height, place the monitor mounted on the stand base in an upright position and handle it with both hands. You can also adjust the angle of the monitor for optimal viewing.
Swivel Stand and Cable Management
The monitor has a swivel stand that allows you to adjust the angle by 90 degrees. Utilize the cable holder to organize and manage cables effectively. Rotate the set and put connectors easily using the cable holder.
Using Kensington Lock and Wall Mount Plate
If needed, you can use the Kensington Lock for security by connecting it to the back of the monitor. The monitor is also compatible with a wall mount plate for installation on walls or other compatible devices.
LICENSE
Each model has different licenses. Visit www.lg.com for more information on the license.
The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
The SuperSpeed USB Trident logo is a registered trademark of USB Implementers Forum, Inc.
OPEN SOURCE SOFTWARE NOTICE INFORMATION
To obtain the source code that is contained in this product, under GPL, LGPL, MPL, and other open source licenses that have the obligation to disclose source code, and to access all referred license terms, copyright notices and other relevant documents, please visit https://opensource.lge.com.
LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of performing such distribution (such as the cost of media, shipping, and handling) upon email request to opensource@lge.com. This offer is valid to anyone in receipt of this information for a period of three years after our last shipment of this product.
ASSEMBLING AND PREPARING
CAUTION
- Always use genuine LG components to ensure safety and product performance.
- The product warranty will not cover damage or injury caused by the use of unauthorized components.
- It is recommended that use the supplied components.
- If you use generic cables not certified by LG, the screen may not display or there may be image noises.
- Illustrations in this document represent typical procedures, so they may look different from the actual product.
- Do not apply foreign substances (oils, lubricants, etc.) to the screw parts when assembling the product. (Doing so may damage the product.)
- Applying excessive force when tightening screws may cause damage to the monitor. Damage caused in this way will not be covered by the product warranty.
- Do not carry the monitor upside down by just holding the base. This may cause the monitor to fall off the stand and could result in personal injury.
- When lifting or moving the monitor, do not touch the monitor screen. The force applied to the monitor screen may cause damage to it.
NOTE
- The components may look different from those illustrated here.
- Without prior notice, all product information and specifications contained in this manual are subject to change to improve the performance of the product.
- To purchase optional accessories, visit an electronics store or an online shopping site, or contact the retailer from which you purchased the product.
- The power cord provided may differ depending upon the region.
Supported Drivers and Software
You can download and install the latest version from the LGE website (www.lg.com).
| Drivers and Software | Installation Priority |
| Monitor Driver | Recommended |
| LG Switch | Recommended |
NOTE
The joystick button is located on the right back of the monitor.
How to Use the Joystick Button
You can easily control the functions of the monitor by pressing the joystick button or moving it left/right/up/down with your finger.
Basic Functions
NOTE
The direction of the button changes with the direction of the display.
Moving and Lifting the Monitor
When moving or lifting the monitor, follow these instructions to prevent the monitor from being scratched or damaged and to ensure safe transportation, regardless of its shape or size.
- Place the monitor in the original box or packing material before attempting to move it.
- Before moving or lifting the monitor, disconnect the power cord and all other cables.
- Hold the bottom and side of the monitor frame firmly. Do not hold the panel itself.
- When holding the monitor, the screen should face away from you to prevent it from being scratched.
- When transporting the monitor, do not expose the monitor to shock or excessive vibration.
- When moving the monitor, keep it upright and never turn the monitor on its side or tilt it sideways.
CAUTION
- Avoid touching the monitor screen as much as possible.
- This may result in damage to the screen or some of the pixels used to create images.
- If you use the monitor panel without the stand base, its button may cause the monitor to become unstable and fall, resulting in damage to the monitor or human injury. In addition, this may cause the button to malfunction.
Installing on a Table
Lift the monitor and place it on the table in an upright position. Place the monitor at least 100 mm away from the wall to ensure sufficient ventilation.
CAUTION
- Unplug the power cord before moving or installing the monitor. There is risk of electric shock.
- Make sure to use the power cord that is provided in the product package and connect it to a grounded power outlet.
- If you need another power cord, please contact your local dealer or the nearest retail store.
Adjusting the Stand Height
- Place the monitor mounted on the stand base in an upright position.
- Handle the monitor with both hands for safety.
WARNING
Do not put your fingers or hand between the screen and the base (chassis) when adjusting the screen’s height.
Adjusting the Angle
- Place the monitor mounted on the stand base in an upright position.
- Adjust the angle of the screen.
The angle of the screen can be adjusted forward or backward from -5° to 21° for a comfortable viewing experience.
WARNING
- To avoid injury to the fingers when adjusting the screen, do not hold the lower part of the monitor’s frame as illustrated below.
- Be careful not to touch or press the screen area when adjusting the angle of the monitor.
Pivot Feature
The pivot feature allows the monitor to rotate 90° clockwise and -90° counter clockwise.
- Raise the monitor to the maximum height.
- Adjust the angle of the monitor in the direction of the arrow as shown in the figure.
- Rotate the monitor 90° clockwise and -90° counter clockwise as shown in the figure.
- Complete the installation by rotating the monitor 90° clockwise and -90° counter clockwise as shown below.
NOTE
- Auto Pivot feature of the display is not supported.
- The screen can be rotated easily using the screenpivot shortcut key provided with your Windows operating system. Note that some Windows versions and some graphics card drivers may use different settings for the screen pivot key or may not support the pivot key at all.
- Windows screen pivot shortcut keys
- 0°: Ctrl + Alt + Up arrow key (↑)
- 90°: Ctrl + Alt + Left arrow key (←)
- 180°: Ctrl + Alt + Down arrow key (↓)
- 270°: Ctrl + Alt + Right arrow key (→)
WARNING
To avoid scratching the stand base, make sure that when rotating the monitor using the pivot feature, the stand does not make contact with the monitor.
WARNING
- Take care when rotating the monitor if the cable is connected.
- To avoid injury when rotating the display, do not place your fingers between the display and the stand base.
Swivel stand
Image shown may differ from your Monitor set.
Swivel 90 degrees and adjust the angle of the Monitor set to suit your view.
Using the cable holder
Arrange the cables using the cable holder as shown in the illustration.
Rotate Set(Pivot) and put connectors. It is easy to put connectors and manage cables using cable holder.
Using the Kensington Lock
- The connector for the Kensington security system is located at the back of the monitor.
- For more information on installation and usage, refer to the Kensington lock owner’s manual or visit the website at http://www.kensington.com.
- Connect the monitor to a table using the Kensington security system cable.
NOTE
The Kensington security system is optional. You can obtain optional accessories from most electronics stores.
Installing the Wall Mount Plate
This monitor meets the specifications for the wall mount plate or other compatible devices.
NOTE
- The wall mount plate is sold separately.
- For more information on installation, refer to the wall mount plate’s installation guide.
- Be careful not to apply too much force while mounting the wall mount plate as it may cause damage to the screen.
- Remove the stand before installing the monitor on a wall mount by performing the stand attachment in reverse.
Installing on the Wall
Install the monitor at least 100 mm away from the wall and leave about 100 mm of space at each side of the monitor to ensure sufficient ventilation. Detailed installation instructions can be obtained from your local retail store. Alternatively, please refer to the manual for how to install and set up a tilting wall mounting bracket.
To install the monitor to a wall, attach a wall mounting bracket (optional) to the back of the monitor. Make sure that the wall mounting bracket is securely fixed to the monitor and to the wall.
| Wall Mount (mm) | 100 x 100 |
| Standard screw | M4 x L10 |
| Number of screws | 4 |
| Wall Mount Plate (Optional) | LSW 149
|
NOTE
- A non-VESA standard screw may damage the product and cause the monitor to fall. LG Electronics is not liable for any accidents relating to the use of non-standard screws.
- The wall mount kit includes the installation guide and all necessary parts.
- The wall mounting bracket is optional. You can obtain optional accessories from your local dealer.
- The length of the screw may differ for each wall mounting bracket. If you use screws longer than the standard length, it may damage the inside of the product.
- For more information, please refer to the user manual for the wall mounting bracket.
CAUTION
- Unplug the power cord before moving or installing the monitor to avoid electric shock.
- Installing the monitor on the ceiling or on a slanted wall may result in the monitor falling off, which could lead to injury. Use an authorized LG wall mount and contact the local dealer or qualified personnel.
- Applying excessive force when tightening screws may cause damage to the monitor. Damage caused in this way will not be covered by the product warranty.
- Use the wall mounting bracket and screws that conform to VESA standards. Damage caused by the use or misuse of inappropriate components will not be covered by the product warranty.
- When measured from the back of the monitor, the length of each installed screw must be 8 mm or less.
USING THE MONITOR
- Illustrations in this manual may differ from actual product.
- Press the tact key button, go to Settings Input, and then select the input option.
CAUTION
- Do not press the screen for a prolonged time. This may cause image distortion.
- Do not display a still image on the screen for a prolonged time. This may cause image retention. Use a PC screensaver if possible.
- When connecting the power cord to the outlet, use a grounded (3-hole) power strip or a grounded power outlet.
- The monitor may flicker when turned on in an area where the temperature is low. This is normal.
- Sometimes red, green, or blue spots may appear on the screen. This is normal.
Connecting to a PC
- This monitor supports the *Plug and Play feature.
- Plug and Play: A feature that allows you to add a device to your computer without having to reconfigure anything or install any manual drivers.
HDMI Connection
Transmits digital video and audio signals from your PC to the monitor.
CAUTION
- Using a DVI to HDMI / DP (DisplayPort) to HDMI cable may cause compatibility issues.
- Use a certified cable with the HDMI logo attached. If you do not use a certified HDMI cable, the screen may not display or a connection error may occur.
- Recommended HDMI cable types
- High-Speed HDMI®/TM cable
- High-Speed HDMI®/TM cable with Ethernet
DisplayPort Connection
Transmits digital video and audio signals from your PC to the monitor.
NOTE
- There may be no video or audio output depending on the DP (DisplayPort) version of the PC.
- If you are using a Mini DisplayPort output graphics card, use a Mini DP to DP (Mini DisplayPort to DisplayPort) cable or gender that supports DisplayPort 1.4. (Sold separately)
Connecting AV Devices
HDMI Connection
HDMI transmits digital video and audio signals from your AV device to the monitor.
NOTE
- Using a DVI to HDMI / DP (DisplayPort) to HDMI cable may cause compatibility issues.
- Use a certified cable with the HDMI logo attached. If you do not use a certified HDMI cable, the screen may not display or a connection error may occur.
- Recommended HDMI cable types
- High-Speed HDMI®/TM cable
- High-Speed HDMI®/TM cable with Ethernet
USB Device connection (27BA54QB)
The USB port on the product functions as a USB hub.
NOTE
- It is recommended you install all Windows Updates to keep your Windows up-to-date before connecting to the product for use.
- Peripheral devices are sold separately.
- A keyboard, mouse, or USB device can be connected to the USB port.
- The charging speed may vary depending on the device.
- To use the monitor’s downstream USB port, connection to the host PC must be established by using a USB B-A cable for the USB-B port.
CAUTION
Cautions When Using a USB Device
- A USB device with an automatic recognition program installed, or that uses its own driver, may not be recognized.
- Some USB devices may not be supported or may not work properly.
- It is recommended to use a USB hub or hard disk drive with power supplied. (If the power supply is not adequate, the USB device may not be recognized properly.)
Connecting Peripherals
Headphones Connection
Connect peripherals to the monitor via the headphones port.
NOTE
- Peripheral devices are sold separately.
- Depending on the audio settings of the PC and external device, headphones and speaker functions may be limited.
- If you use angled earphones, it may cause a problem with connecting another external device to the monitor. Therefore, it is recommended to use straight earphones.
USER SETTINGS
NOTE|
Your monitor’s OSD (On Screen Display) may differ slightly from that shown in this manual.
Activating the Main Menu
- Press the joystick button on the right back of the monitor.
- Move the joystick up/down and left/right to set the options.
- Press the joystick button once more to exit the main menu.
Main Menu Features
Menu Settings
- To view the OSD menu, press the joystick button on the right back of the monitor and then enter the Settings
- Move the joystick up/down and left/right to set the options.
- To return to the upper menu or set other menu items, move the joystick to
it. - If you want to exit the OSD menu, move the joystick to
until you exit.
| Quick Settings | ||
| Settings > Quick Settings | Description | |
| Brightness | Adjusts the contrast and brightness of the  screen. | |
| Contrast | ||
| Volume | Adjusts the volume. | |
| NOTE You can adjust Mute / Unmute by pressing the button in the Volume menu. | ||
| Color Temp | Custom | The user can adjust it to red, green, or blue by customization. |
| Warm | Sets the screen color to a reddish tone. | |
| Medium | Sets the screen color between a red and blue tone. | |
| Cool | Sets the screen color to a bluish tone. | |
| Manual | The user can fine-tune the color temperature. | |
| Input | ||
| Settings > Input | Description | |
| Input List | Selects the input mode. | |
| Aspect Ratio | Adjusts the aspect ratio of the screen. The display may look the same for Full Wide, Original and Just Scan options at the recommended resolution (2560 x 1440). | |
| Full Wide | Displays the video in widescreen, regardless of the video signal input. | |
| Original | Displays video according to the aspect ratio of the video signal input. | |
| Just Scan | The aspect ratio is not adjusted from the original. | |
Picture
[Picture Mode] on SDR (Non HDR) signal
| Settings > Picture | Description | |
| Picture Mode | Custom | Allows the user to adjust each element. |
| Vivid | Heightens contrast, brightness and sharpness to display vivid images. | |
| HDR Effect | Optimizes the screen for high dynamic range. | |
| Reader | Optimizes the screen for viewing documents. You can brighten the screen in the OSD menu. | |
| Cinema | Optimizes the screen to improve the visual effects of a video. | |
| FPS | This mode is optimized for FPS games. | |
| RTS | This mode is optimized for RTS Game. | |
| Color Weakness | This mode is for users who cannot distinguish between red and green. It enables users with color weakness to easily distinguish between the two colors. | |
NOTE
| ||
| [Picture Mode] on HDR signal | ||
| Settings > Picture | Description | |
| Picture Mode | Custom | Allows the user to adjust each element. |
| Vivid | Optimized the screen for HDR vivid colors. | |
| Cinema | Optimized the screen for HDR video. | |
| FPS | This HDR mode is optimized for FPS games. | |
| RTS | This HDR mode is optimized for RTS games. | |
NOTE
| ||
| Settings > Picture | Description | ||
| Picture Adjust | Brightness | Adjusts the contrast and brightness of the screen. | |
| Contrast | |||
| Sharpness | Adjusts the sharpness of the screen. | ||
| SUPER RESOLUTION+ | High | Optimizes the screen for crystal clear images. Best for high-definition video or games. | |
| Middle | Optimizes the screen for comfortable viewing, with images at the middle level between the low and high modes. Best for UCC or SD videos. | ||
| Low | Optimizes the screen for smooth and natural images. Best for still images or images with less movement. | ||
| Off | Displays in the most common setting. Disables SUPER RESOLUTION+. | ||
| NOTE• Because this is a function to increase the sharpness of low resolution pictures, it is not recommended to use the function for normal text or for desktop icons. Doing so may result in unnecessarily high sharpness. | |||
| Black Level | Sets the offset level (for HDMI only).• Offset: as a reference for a video signal, this is the darkest color the monitor can display. | ||
| High | Keeps the current contrast ratio of the screen. | ||
| Low | Lowers the black levels and raises the white levels from the current contrast ratio of the screen. | ||
| DFC | On | Adjusts the brightness automatically according to the screen. | |
| Off | Disables the DFC feature. | ||
| Settings > Picture | Description | ||
| Game Adjust | Response Time | Sets a response time for displayed pictures based on the movement of the picture on the screen. For a normal environment, it is recommended that you use Fast. When there is a lot of motion, it is recommended that you use Faster. Setting to Faster may cause image sticking. | |
| Faster | Sets the response time to Faster. | ||
| Fast | Sets the response time to Fast. | ||
| Normal | Sets the response time to Normal. | ||
| Off | Does not use the response time improvement feature. | ||
| Black Stabilizer | You can control the black contrast to have better visibility in dark scenes. Increasing the Black Stabilizer value brightens the low gray level area on the screen. (You can easily distinguish objects on dark game screens.) Reducing the Black Stabilizer value darkens the low gray level area and increases the dynamic contrast on the screen. | ||
| Settings > Picture | Description | |||
| Color Adjust | Gamma | Mode 1,Mode 2,Mode 3 | The higher the gamma value, the darker the image becomes. Likewise, the lower the gamma value, the lighter the image becomes. | |
| Mode 4 | If you do not need to adjust the gamma settings, select Mode 4. | |||
| Color Temp | Set your own color temperature. | |||
| Custom | The user can adjust it to red, green, or blue by customization. | |||
| Warm | Sets the screen color to a reddish tone. | |||
| Medium | Sets the screen color to between a red and blue tone. | |||
| Cool | Sets the screen color to a bluish tone. | |||
| Manual | The user can fine-tune the color temperature. | |||
| Red/Green/Blue | You can customize the picture color using red, green, and blue colors. | |||
| Six Color | Meets the user requirements for colors by adjusting the hue and saturation of the six colors and then saving the settings. | |||
| Hue | Adjusts the tone of the screen colors. | |||
| Saturation | Adjusts the saturation of the screen colors. The lower the value, the less saturated. The higher the value, the more saturated. | |||
| Picture Reset | Do you want to reset your picture settings? | Yes | Returns to the default settings. | |
| No | Cancel the select. | |||
| General | ||
| Settings > General | Description | |
| Language | Sets the menu screen to the desired language. | |
| SMART ENERGY SAVING | Conserve energy by using luminance compensation algorithm. | |
| High | Saves energy using the high-efficiency SMART ENERGY SAVING feature. | |
| Low | Saves energy using the low-efficiency SMART ENERGY SAVING feature. | |
| Off | Disables the feature. | |
NOTE
| ||
| Automatic Standby | If there is no operation on the monitor for a certain period of time, the monitor will automatically switch to standby mode. (8 H, 6 H, 4 H and Off) | |
| DisplayPort Version | Set DisplayPort Version to the same version as the connected external device. (1.4, 1.2, 1.1) To use the HDR function, set to 1.4. | |
| Buzzer | This feature lets you set the sound generated from Buzzer when your monitor powers on. | |
| On | Enables your monitor’s Buzzer. | |
| Off | Disables your monitor’s Buzzer. | |
| OSD Lock | This feature disables the configuration and adjustment of menus. | |
| On | Enables OSD Lock. | |
| Off | Disables OSD Lock. | |
| Information | The following display information will be shown; Total Power On Time, Resolution. | |
| Reset to Initial Settings | Do you want to reset your settings? | |
| Yes | Returns to the default settings. | |
| No | Cancel the reset. | |
TROUBLESHOOTING
| Nothing is displayed on the screen. | |
| Is the monitor’s power cord plugged in? | • Check if the power cord is correctly plugged into the power outlet. |
| Is the No Signal message being displayed? | • This is displayed when the signal cable between the PC and the monitor is missing or disconnected. Check the cable and reconnect it. |
| Is the Out of Range message being displayed? | • This occurs when signals transferred from the PC (graphics card) are out of the horizontal or vertical frequency range of the monitor. Please see the Product Specification section of this manual to set the appropriate frequency. |
| Screen display is unstable and shaky. / Images displayed on the monitor leave shadow trails. | |
| Did you select the appropriate resolution? |
|
| Does image sticking occur even when the monitor is turned off? |
|
| Are there spots on the screen? | • When using the monitor, pixilated spots (red, green, blue, white, or black) may appear on the screen. This is normal for an LCD screen. It is not an error, nor is it related to the monitor’s performance. |
| Some features are disabled. | |
| Are some functions not available when you press the Menu button? | • The OSD is locked. Disable OSD Lock in General. |
| Do you see an “Unrecognized monitor, Plug and Play (VESA DDC) monitor found” message? | |
| Have you installed the display driver? |
|
| No sound from the headphone port. | |
| Are images displayed without sound? |
|
PRODUCT SPECIFICATION
| Color Depth | 8-bit color is supported. | ||
| Resolution | Max Resolution | 2560 x 1440 @ 75 Hz | |
| Recommended Resolution | 2560 x 1440 @ 60 Hz | ||
| Power Sources | Power Rating | 100-240 V ~50/60 Hz 1.5 A | |
| Environmental Conditions | Operating Conditions | Temperature | 0 °C to 40 °C |
| Humidity | Less than 80 % | ||
| Storing Conditions | Temperature | -20 °C to 60 °C | |
| Humidity | Less than 85 % | ||
| Dimensions | Monitor Size (Width x Height x Depth) | ||
| With Stand | 613.5 x 539.5 x 250 (mm) | ||
| Without Stand | 613.5 x 363.5 x 63 (mm) | ||
| Weight (Without Packaging) | With Stand | 7.7 kg | |
| Without Stand | 4.9 kg | ||
The specifications are subject to change without notice.
The symbol means alternating current, and the symbol ⇔means direct current.
Factory Support Mode (Preset Mode, PC)
HDMI
| Resolution | Horizontal Frequency (kHz) | Vertical Frequency (Hz) | Polarity (H/V) | Remarks |
| 640 x 480 | 31.469 | 59.94 | -/- | |
| 800 x 600 | 37.879 | 60.317 | +/+ | |
| 1024 x 768 | 48.363 | 60.004 | -/- | |
| 1280 x 720 | 45 | 60 | +/+ | |
| 1280 x 1024 | 79.976 | 75.025 | +/+ | |
| 1920 x 1080 | 67.5 | 60 | +/+ | |
| 2560 x 1440 | 88.787 | 59.951 | +/- | Recommended Timing |
| 2560 x 1440 | 110.947 | 74.964 | +/- |
DP
| Resolution | Horizontal Frequency (kHz) | Vertical Frequency (Hz) | Polarity (H/V) | Remarks |
| 640 x 480 | 31.469 | 59.94 | -/- | |
| 800 x 600 | 37.879 | 60.317 | +/+ | |
| 1024 x 768 | 48.363 | 60.004 | -/- | |
| 1280 x 720 | 45 | 60 | +/+ | |
| 1280 x 1024 | 79.976 | 75.025 | +/+ | |
| 1920 x 1080 | 67.5 | 60 | +/+ | |
| 2560 x 1440 | 88.787 | 59.951 | +/- | Recommended Timing
|
| 2560 x 1440 | 111.857 | 74.971 | +/- |
HDMI Timing (Video)
| Factory support mode (Preset Mode) | Horizontal Frequency(kHz) | Vertical Frequency(Hz) | Remarks |
| 480p | 31.5 | 60 | |
| 720p | 45.0 | 60 | |
| 1080p | 67.5 | 60 |
The model and serial number of the product are located on the back and on one side of the product. Record them below in case you ever need service.
- Model
- Serial No.
This Product qualifies for ENERGY STAR®
Changing the factory default configuration and settings or enabling certain optional features and functionalities may increase energy consumption beyond the limits required for ENERGY
STAR® certification.
Refer to ENERGYSTAR.gov for more information on the ENERGY STAR® program.
Frequently Asked Questions
- Q: How do I power on/off the monitor?
- A: To power on, press the joystick button once. To power off, hold the joystick button for more than 3 seconds.
- Q: Can I adjust the height and angle of the monitor?
- A: Yes, you can adjust the stand height and angle for optimal viewing comfort.
- Q: Is the monitor compatible with a wall mount plate?
- A: Yes, the monitor meets specifications for wall mount plate installation.
Documents / Resources
 | LG 27BA54QB,27BA45QB LED LCD Monitor [pdf] Owner's Manual 27BA54QB, 27BA45Q, 27BA54QB 27BA45QB LED LCD Monitor, 27BA54QB 27BA45QB, LED LCD Monitor, LCD Monitor |
