GIGABYTE M28U - Gaming Monitor Manual
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GIGABYTE M28U - Gaming Monitor Manual

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Contents
GIGABYTE M28U - Gaming Monitor Manual

INTRODUCTION

Unpacking

  1. Making sure the box is in the correct orientation, carefully lay the box on the stable surface. Then open the cover.
  2. Remove the items from the upper EPS foam.
  3. Remove the upper EPS foam from the box. Then you can remove the monitor from the lower EPS foam.

Package Contents

The following items come with your packaging box. If any of them is missing, please contact your local dealer.

Note: Please keep the packaging box and packing materials for future transportation of the monitor.

Product Overview

Front View
Product Overview - Front View

  1. Power LED

Rear View
Product Overview - Rear View

  1. Control button
  2. KVM button
  3. Kensington lock
  4. AC IN jack
  5. Headphone jack
  6. HDMI ports (x2)
  7. DisplayPort
  8. USB Type-C port
  9. USB upstream port
  10. USB 3.0 ports (x3)

Note:

HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC.

GETTING STARTED

Installing the Monitor Base

  1. Place the monitor on the lower EPS foam, with the screen facing down.
  2. Align and slide the upper hooks on the stand into the mounting slots on the rear of the monitor. Push the locking latch forward and then release to secure the lower hooks on the stand into the mounting slots on the rear of the monitor.
    Installing the Monitor Base - Step 1
  3. Align the monitor base with the standoff underneath the stand. Then attach the base onto the stand.
    Installing the Monitor Base - Step 2
  4. Lift the screw ring and turn it clockwise to secure the monitor base in place.
    Installing the Monitor Base - Step 3
    Note: You can also use a coin or a small flathead screwdriver to tighten the screw.
  5. Lift the monitor to an upright position and place it on a table.

Adjusting the Viewing Angle

Note: Hold the monitor base so that the screen does not topple when you make the adjustment.

Adjusting the Tilt Angle

Tilt the screen forward or backward to the desired viewing angle (5˚ to 20˚).

Adjusting the Screen Height

Lower or raise the screen to the desired height (0 to 130mm).

Installing a Wall-Mount Bracket (Optional)

Use only the 100 x 100 mm wall mount kit recommended by the manufacturer.

  1. Place the monitor on the lower EPS foam, with the screen facing down.
  2. While pushing the locking latch forward, slide the stand backward to release the upper hooks from the mounting slots on the rear of the monitor. Then remove the stand.
    Installing a Wall-Mount Bracket - Step 1
  3. Attach the mounting bracket to the mounting holes at the rear of the monitor. Then use the screws to secure the bracket in place.
    Installing a Wall-Mount Bracket - Step 2

Note: To mount the monitor on the wall, refer to the installation guide that is included in the wall-mount bracket kit.

Making Connections

Making Connections

  1. Power cable
  2. Headphone cable
  3. HDMI cable
  4. DisplayPort cable
  5. USB Type-C cable
  6. USB (A-Male to B-Male) cable
  7. USB cable

USING THE DEVICE

Turning the Power On/Off

Power On

  1. Connect one end of the power cable to the AC IN jack at the rear of the monitor.
  2. Connect other end of the the power cable to a power outlet.
  3. Press the Control button to turn on the monitor. The Power LED will light in white, indicating the monitor is ready to use.
    Using the device - Power On

Note: If no signal, the monitor will show No Signal notification for a while. Then, the monitor will go to power saving mode and the Power LED lights white and starts blinking with a period of one second.

Power Off
Press the Control button for 2 seconds to turn off the monitor. Note: When the Main menu appears on the screen, you can also turn off the monitor by moving the Control button down ().

User Comfort Recommendations

The following are some tips for comfortable viewing of your monitor:

  • Optimal viewing distances for monitors range from approximately 510 mm to 760 mm (20 in to 30 in).
  • A general guideline is to position the monitor such that the top of the screen is at or slightly below your eye-height when you are comfortably seated.
  • Use adequate lighting for the type of work you are performing.
  • Take regular and frequent breaks (at least for 10 minutes) every 30 minutes.
  • Be sure to periodically look away from your monitor screen and focus on a far object for at least 20 seconds during the breaks.
  • Eye exercise can help reduce eye strain. Repeat these exercises frequently:
    1. look up and down
    2. slowly roll your eye
    3. move your eyes diagonally.

Selecting the Input Source

  1. Move the Control button right () to enter the Input menu.
  2. Move the Control button up/ down () to select the desired input source. Then press the Control button to confirm.
    Selecting the Input Source

OPERATIONS

Quick Menu

Hot Key

By default, the Control button has been assigned with the specific function.
Note: To change the preset hot key function, refer to the "Quick Switch" section.
To access the hot key function, do the following:

  • Move the Control button up () to enter the Black Equalizer menu.
    Move the Control button up/down () to adjust the setting and press the Control button to confirm.
    Hot Key - Black Equalizer menu
  • Move the Control button down () to enter the Picture Mode menu.
    Move the Control button up/down () to select the desired option and press the Control button to confirm.
    Hot Key - Picture Mode menu
  • Move the Control button left () to enter the Volume menu. Move the Control button up/down () to adjust the headphone volume level and press the Control button to confirm.
    Hot Key - Volume menu
  • Move the Control button right () to enter the the Input menu.
    Refer to the "Selecting the Input Source" section.

Note: To close the menu, move the Control button left ( ).

Function Key Guide

Press the Control button to display the Main menu.
Function Key Overview
Then use the Control button to select the desired function and configure the related settings.

KVM

When the Main menu appears on the screen, move the Control button left () to enter the KVM menu.
Function Key - KVM menu

  • KVM Switch: Switch the input source that has been assigned to USB-B or Type-C connection in the KVM Wizard settings.
    When there are several input signals connected to the device, a message box will appear on the screen once the system detected USB Type-C input signal.

    To switch to USB Type-C input source, simply press the KVM button or the Control button.
    However, when there is no input signal from currently selected input source, the system will return to the previous connected input source.
    Note: This option will be disabled if the KVM button function is disabled (KVM OFF).
  • KVM Wizard: Configure the KVM related settings.
    Set the input source to be bound with USB Type-B connection first, and then following with USB Type-C connection.
    KVM Wizard: Configure the KVM related settings
    Note: If you set the USB-B Display setting to Type-C, the TYPE-C Display menu option will automatically be disabled. You will then see the KVM status in the KVM Wizard page as below.
  • KVM ON/OFF: Enable/Disable the KVM button function.
    • Select ON to enable the KVM button function. Once the system detected USB Type-C input signal, a message box will appear on the screen.

      Press the KVM button or the Control button to switch to USB Type-C input source.
      Note: When the KVM button function is enabled, the KVM ON will be displayed on the left panel.
    • Select OFF to disable the KVM button function.
      Note: When the KVM button function is disabled, the KVM OFF will be displayed on the left panel.
  • KVM Reset: Restore the KVM default settings.
    • HDMI 1 input source is bound with USB Type-B connection.
    • USB Type-C input source is bound with USB Type-C connection.
    • The KVM ON/OFF function is set to ON.
Game Assist

When the Main menu appears on the screen, move the Control button right () to enter the Game Assist menu.
Function Key - Game Assist menu

  • GAME INFO: Configure the FPS (First Person Shooting) game related settings.
    • Select Gaming Timer to select countdown timer mode. To disable this function, set the setting to OFF.
    • Select Gaming Counter or Refresh Rate to enable/disable the gaming counter or real-time refresh rate setting.
    • Select Info Location to specify the location of the information to be shown on the screen.
      Game Assist - Select Info Location
  • Crosshair: Select the desired crosshair type to suit your gaming environment. It makes aiming much easier.
  • Dashboard: Configure the dashboard settings.
    Game Assist - Configure the dashboard settings
    • ON: Enable the function. Then select the desired option(s) to be shown on the screen.
    • OFF: Disable the function.
    • Dashboard Location: Specify the location of the Dashboard information to be shown on the screen. Once the Dashboard configuration is complete, it will transfer the system data to the SOC through the USB port and display the value of the selected function(s) on the screen.
      Game Assist - Dashboard Location
      Note: Make sure the USB cable is properly connected to the USB upstream port of the monitor and the USB port of your computer.
  • Display Alignment: When the function is enabled, it displays the alignment lines on the four sides of the screen, providing handy tool for you to line up multiple monitors perfectly.

Configure the Device Settings

When the Main menu appears on the screen, move the Control button up () to enter the Settings menu.
Note: Use the Control button to navigate through the menu and make adjustments.

Gaming

Configure the game related settings.
Configure the Device Settings - Step 1 - Gaming

Item Description
Aim Stabilizer When this function is enabled, it reduces the motion blur in a fast moving games.
Note: This function is not available under the following conditions:
  • when the frequency setting is lower than 100Hz.
  • when the current source is HDR.
Black Equalizer Adjust the brightness of the black areas.
Super Resolution Sharpen the low resolution images.
Display Mode Select the aspect ratio of the screen.
  • Full: Scale the input image to fill the screen. Ideal for 16:9 aspect images.
  • Aspect: Display the input image without geometric distortion filling as much of the screen as possible.
  • 1:1: Display the input image in its native resolution without scaling.
  • 22"W(16:10): Display the input image as if on a 22"W monitor of 16:10 aspect ratio.
  • 23"W(16:9): Display the input image as if on a 23"W monitor of 16:9 aspect ratio.
  • 23.6"W(16:9): Display the input image as if on a 23.6"W monitor of 16:9 aspect ratio.
  • 24"W(16:9): Display the input image as if on a 24"W monitor of 16:9 aspect ratio.
  • 27"W(16:9): Display the input image as if on a 27"W monitor of 16:9 aspect ratio.
Note: 1:1, 22"W(16:10), 23"W(16:9), 23.6W"(16:9), 24"W(16:9), and 27"W(16:9) options will be disabled when the AMD FreeSync Premium Pro function is activated.
Overdrive Improve the response time of the LCD monitor.
AMD FreeSync Premium Pro When this function is enabled, it eliminates the screen lag and tearing while playing games.

Picture

Configure the image related settings.
Configure the Device Settings - Step 2 - Picture
Select the one of the preset picture mode.

  • Standard: For editing documents or browsing websites.
  • FPS: For playing FPS (First Person Shooting) games.
  • RTS/RPG: For playing RTS (Real-Time Strategy) or RPG (Role-Playing Game) games.
  • Movie: For watching movies.
  • Reader: For viewing documents.
  • sRGB: For viewing photos and graphics on the computer.
  • Custom 1: Customized picture mode settings.
  • Custom 2: Customized picture mode settings.
  • Custom 3: Customized picture mode settings.

Then you can configure the following image settings.

Item Description
Brightness Adjust the brightness of the image.
Contrast Adjust the contrast of the image.
Color Adjust the hue and saturation of red, green, and blue.
Color Vibrance Adjust the intensity of the more muted colors.
Sharpness Adjust the sharpness of the image.
Gamma Adjust the middle level of luminance.
Color Temp Select the color temperature.
Note: Select User Define to customize the color temperature by adjusting the red (R), green (G), or blue (B) level according to your preference.
DCR Adjust the black level of the image to achieve the optimum contrast.
Senseye Demo Split the screen in half (2 windows).
The image of the selected mode with its default settings will appear on the left window and the adjusted image with the new settings will appear on the right window.
Local Dimming Improve the blackness of images displayed on the monitor.
Reset Picture Reset all Picture settings to the default settings.

Display

Configure the display screen related settings.
Configure the Device Settings - Step 3 - Display

Item Description
Input Select the input source.
RGB PC Range Select an appropriate RGB range setting or let the monitor to detect it automatically.
Overscan When this function is enabled, it slightly enlarges the input image to hide the outermost edges of the image.
Note: This option is only available for HDMI input.

PIP/PBP

Configure the multi-picture related settings.
Configure the Device Settings - Step 4 - PIP/PBP

Item Description
OFF Disable the PIP/PBP function.
PIP Split the screen into 2 parts (main window and inset window).
  • Source: Change the input source for the inset window.
  • PIP Size: Adjust the inset window size.
  • Location: Move the inset window position.
  • Display Switch: Swap the two windows.
  • Audio Switch: Select which audio source you want to hear the sound from.
PBP Display 1x1 split screen (left and right windows).
  • Source: Change the input source for the right window.
  • PBP Size: Adjust the window size.
  • Display Switch: Swap the two windows.
  • Audio Switch: Select which audio source you want to hear the sound from.

Note: PIP/PBP is not compatible with HDR and AMD FreeSync Premium Pro functions.

System

Configure the system related settings.
Configure the Device Settings - Step 5 - System

Item Description
Audio Configure the audio settings.
  • Volume: Adjust the volume level.
  • Mute: Enable/Disable the mute function.
OSD Settings Configure the on-screen display (OSD) menu related settings.
  • Display Time: Set the length of time the OSD menu remains on the screen.
  • OSD Transparency: Adjust the OSD menu transparency.
  • OSD Lock: When this function is enabled, no OSD adjustment is allowed.
    Note: To disable the OSD lock function, press the Control key. When the message appears on the screen, select Yes to confirm.
Quick Switch

Assign the function of the hot keys.
Available options: Aim Stabilizer, Black Equalizer, Volume, Input, Contrast, Brightness, and Picture Mode.
The default setting of the hot keys as below:

  • Up (): Black Equalizer
  • Down (): Picture Mode
  • Right (): Input
  • Left (): Volume

Note: The Monitor uses low blue light panel and compliance with TÜV Rheinland Low Blue Light Hardware Solution at factory reset/default setting mode (Brightness: 55%, Contrast: 50%, CCT: Normal, Preset mode: Standard).
Other Settings
  • Resolution Notice: When this function is enabled, the recommended resolution message will appear on the screen when the monitor switches to another input source.
  • Input Auto Switch: When this function is enabled, it automatically switches to an available input source.
  • Auto Power OFF: When this function is enabled, the monitor will automatically turn off after a certain amount of time.

Language

Select an available language for the OSD menu.
Configure the Device Settings - Step 6 - Language

Save Settings

Set the personalized OSD configurations for Setting1, Setting2, or Setting3.
Configure the Device Settings - Save Settings

Item Description
Save Save the customized settings.
Load Load the saved settings.

Reset all

Restore the monitor to its factory default settings.
Configure the Device Settings - Reset all

Specifications

Item Specifications
Panel Size 28-inch
Aspect Ratio 16:9
Resolution 3840 x 2160
Refresh Rate 144Hz
LED Life 30,000 hours
Pixel Pitch 0.16 x 0.16
Brightness 300nits (typ.)
Contrast Ratio 1000:1 (typ.)
Color Depth 16.7M
Active Display Area 631.928 (H) x 359.78 (V)
Viewing Angle 178°(H) / 178°(V)
Frequency 144Hz
Input/Output Terminals
  • 2x HDMI 2.1
  • 1x DP1.4
  • 1x Headphone
  • 1x USB upstream
  • 3x USB 3.0
    (downstream, 5V/1.5A)
  • 1x USB Type-C
    (5V/3A, 9V/2A, 12V/1.5A, 15V/1A)
Power Supply AC 100~240V at 50/60Hz
Power Consumptions
  • On: 115W (max.)
  • Standby: < 0.5W
  • Off: < 0.3W
Dimensions (W x H x D) 636.5 x 534.2 x 193.6 mm
Weight
  • 6.87 ±0.5 kgs (with stand)
  • 5.13 ±0.5 kgs (without stand)
Temperature Range
(operation)		 0°C to 40°C

Note: Specifications subject to change without notice.

Supported Timing List

Timing List HDMI 2.1 Display Port 1.4
640x480@60Hz V V
640x480@75Hz V V
720x480@60Hz V V
800x600@60Hz V V
800x600@75Hz V V
1024x768@60Hz V V
1024x768@75Hz V V
1280x720@60Hz V V
1280x720@120Hz V V
1920x1080@60Hz V V
1920x1080@120Hz V V
1920x1080@144Hz V V
2560x1440@60Hz V V
2560x1440@120Hz V V
2560x1440@144Hz V V
3840x2160@60Hz V V
3840x2160@120Hz V V
3840x2160@144Hz V V

Troubleshooting

Problem Possible Solution(s)
No power
  • Make sure the power cable is properly connected to the power source and the monitor.
  • Check the cable and plug to make sure they are not broken.
  • Make sure the monitor is turned on.
No image appears on the screen
  • Make sure the monitor and the computer are properly connected and both devices are turned on.
  • Make sure you have selected the correct input source.
  • Adjust the Brightness and Contrast settings.
The image does not fill the entire screen
  • Try different Display Mode (aspect ratio) setting.
The colors are distorted
  • Make sure the input signal cable is properly connected.
  • Configure the image related settings. Refer to the "Picture" section.
No sound or volume is low
  • Make sure the headphone cable is properly connected.
  • Adjust the volume level.
  • Adjust your computer sound related settings.

Note: If the problem persists, please contact our customer service for further assistance.

Basic Care

When the screen becomes dirty, do the following to clean the screen:

  • Wipe the screen with your soft, lint-free cloth to remove any residual dust.
  • Spray or apply the cleaning fluid onto a soft cloth. Then wipe the screen gently with the damp cloth.

Note:

  • Make sure that the cloth is damp, but not wet.
  • When wiping, avoid applying excessive pressure on the screen.
  • Acidic or abrasive cleaners can damage the screen.

Notes on USB Charging

The following devices are not compatible with BC 1.2 of CDP mode. When the Hub is connected to a PC, these devices cannot be charged using the USB cable.

Vendor Device PID/VID
Apple IPad PID_129A/VID_05AC
Samsung Galaxy Tab2 10.1 PID_6860/VID_04E8
Samsung GALAXY TabPro PID_6860/VID_04E8

SAFETY INFORMATION

Safety Precautions

Read through the following Safety Precautions before using the monitor.

  • Only use the accessories that are provided with the monitor or that which are recommended by the manufacturer.
  • Keep the plastic packaging bag for the product in a place that cannot be reached by children.
  • Before connecting the monitor to the power outlet, make sure that the voltage rating of the power cable is compatible with the power specification in the country where you are located.
  • The power cord plug must be connected to a properly wired and grounded power outlet.
  • Do not touch the plug with wet hands, otherwise easily cause electric shock.
  • Place the monitor in a stable and well-ventilated place.
  • Do not place the monitor near any heat sources such as electric radiators or direct sunlight.
  • The holes or openings on the monitor are for ventilation. Do not cover or block the ventilation holes with any objects.
  • Do not use the monitor near water, drinks, or all types of liquids. Failure to do so may result in electric shock or damage to the monitor.
  • Make sure to unplug the monitor from the power outlet before cleaning.
  • As the screen surface is easy to be scratched, avoid touching the surface with any hard or sharp object.
  • Use a soft lint-free cloth instead of a tissue to wipe the screen. You may use a glass cleaner to clean the monitor if required. However, never spray the cleaner directly onto the screen.
  • Disconnect the power cable if the monitor is not being used for a long period of time.
  • Do not attempt to disassemble or repair the monitor yourself.

GIGABYTE Service Information

Contact Information:
G.B.T. Inc.
Address: 17358 Railroad street, City Of Industry, CA91748
Tel.: 1-626-854-9338
More service information, please visit GIGABYTE official website: https://www.gigabyte.com/

Documents / Resources

References

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