Monoprice 144394

Monoprice 40-inch Ultrawide 1440P Productivity Monitor User Manual

Model: 144394 | Brand: Monoprice CrystalPro Series

1. Introduction

This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your Monoprice 40-inch Ultrawide 1440P Productivity Monitor (Model 144394). Please read this manual thoroughly before using the monitor to ensure proper functionality and to prevent damage.

The Monoprice CrystalPro 40-inch Ultrawide Monitor is designed to enhance productivity with its expansive 3440x1440P (UWQHD) resolution and 144Hz refresh rate. Featuring an IPS panel, it delivers accurate colors and wide viewing angles, making it suitable for various professional and personal applications.

2. Safety Information

Observe the following safety precautions to ensure safe operation and to extend the lifespan of your monitor:

3. Package Contents

Please verify that all items listed below are present in your package. If any items are missing or damaged, contact Monoprice customer support.

4. Setup

4.1. Assembling the Stand

Follow these steps to attach the stand to your monitor:

  1. Carefully place the monitor face down on a soft, clean surface to prevent scratches.
  2. Attach the stand neck to the back of the monitor, aligning the mounting points. Secure with screws if provided.
  3. Attach the stand base to the bottom of the stand neck. Tighten the thumb screw or screws from the bottom of the base.
  4. Once assembled, carefully lift the monitor and place it upright on a stable, flat surface.
Front view of Monoprice 40-inch Ultrawide Monitor with stand
Figure 4.1: Front view of the Monoprice 40-inch Ultrawide Monitor with its assembled stand. The monitor features a slim bezel and a central stand with three legs.
Angled front view of Monoprice 40-inch Ultrawide Monitor
Figure 4.2: Angled front view of the Monoprice 40-inch Ultrawide Monitor, showcasing its wide aspect ratio and the design of the stand.

4.2. Connecting Cables

Before connecting any cables, ensure both the monitor and your computer are powered off.

  1. Power Connection: Connect the power adapter to the monitor's power input, then plug the power cable into a wall outlet.
  2. Video Connection:
    • For optimal performance (3440x1440P at 144Hz), use the provided DisplayPort (DP) cable to connect the monitor to your computer's graphics card.
    • Alternatively, use an HDMI cable. Note that HDMI may support up to 100Hz refresh rate at 3440x1440P, depending on the HDMI version and your graphics card.
    • The monitor also supports USB-C video input. Connect a compatible USB-C cable from your device to the monitor's USB-C port.
  3. USB Hub Connection: To enable the monitor's USB-A ports, connect the provided USB-A to USB-B cable from your computer's USB port to the monitor's USB-B upstream port.
  4. Audio Output: If desired, connect external speakers or headphones to the monitor's 3.5mm audio output jack.
Rear view of Monoprice 40-inch Ultrawide Monitor showing ports
Figure 4.3: Rear view of the Monoprice 40-inch Ultrawide Monitor, highlighting the input/output ports. These include HDMI, DisplayPort, USB-C, and audio out, along with the power input.
Close-up of Monoprice 40-inch Ultrawide Monitor ports
Figure 4.4: Close-up view of the Monoprice 40-inch Ultrawide Monitor's connectivity panel, clearly labeling HDMI 1, HDMI 2, DP (DisplayPort), Type C (USB-C), and Audio ports.

4.3. Initial Power-On

After connecting all necessary cables:

  1. Power on your computer.
  2. Press the power button on the monitor. The power indicator light should illuminate.
  3. The monitor should automatically detect the input signal. If not, you may need to manually select the input source using the On-Screen Display (OSD) menu.

5. Operating the Monitor

5.1. Power On/Off

Press the power button, typically located on the bottom or back of the monitor, to turn the monitor on or off. The power indicator light will show the monitor's status.

5.2. On-Screen Display (OSD) Menu

The OSD menu allows you to adjust various monitor settings. Navigation is typically done using a joystick or a series of buttons located on the back or bottom of the monitor. While the OSD interface may require some familiarity, it provides access to all display controls.

5.3. Input Selection

To switch between connected devices (e.g., PC via DisplayPort, console via HDMI), access the OSD menu and navigate to the "Input" or "Source" section. Select the desired input.

5.4. Picture Settings

Adjust display characteristics through the OSD menu:

5.5. Refresh Rate

The monitor supports a 144Hz refresh rate. To ensure your system is utilizing this, verify the refresh rate setting in your operating system's display settings:

Note: Achieving 144Hz at 3440x1440P typically requires a DisplayPort connection. HDMI may be limited to 100Hz or lower depending on the specific HDMI version and connected device.

5.6. Ergonomic Adjustments

The monitor stand allows for ergonomic adjustments to optimize your viewing experience:

Side view of Monoprice 40-inch Ultrawide Monitor showing tilt adjustment
Figure 5.1: Side view of the Monoprice 40-inch Ultrawide Monitor demonstrating its tilt adjustment capability, allowing users to angle the screen for optimal viewing comfort.
Top view of Monoprice 40-inch Ultrawide Monitor
Figure 5.2: Top-down view of the Monoprice 40-inch Ultrawide Monitor, illustrating its flat panel design and the width of the display.

6. Maintenance

Proper maintenance ensures the longevity and optimal performance of your monitor:

7. Troubleshooting

If you encounter issues with your monitor, refer to the following common problems and solutions:

ProblemPossible Cause / Solution
No image on screen
  • Ensure the power cable is securely connected and the monitor is powered on.
  • Verify the video cable (HDMI, DP, USB-C) is properly connected to both the monitor and the computer.
  • Check if the correct input source is selected in the OSD menu.
  • Ensure your computer is powered on and not in sleep mode.
Image is blurry or distorted
  • Check the display resolution settings on your computer. Ensure it is set to 3440x1440.
  • Adjust the monitor's picture settings (e.g., sharpness) via the OSD menu.
  • Try a different video cable.
No sound from monitor speakers (if applicable) or audio jack
  • Increase the volume on both the monitor (OSD menu) and your computer.
  • Ensure the audio output device is correctly selected in your computer's sound settings.
  • If using the audio jack, ensure headphones/speakers are properly connected.
  • Verify the video cable supports audio transmission (HDMI, DP, USB-C).
USB ports on monitor not working
  • Ensure the USB-A to USB-B upstream cable is connected from your computer to the monitor.
  • Check if the USB device is properly connected to the monitor's USB-A port.
  • Try connecting the USB device directly to your computer to rule out device issues.
Monitor flickers or shows artifacts
  • Check the video cable for damage or loose connections.
  • Reduce the refresh rate in your computer's display settings to see if the issue persists.
  • Update your graphics card drivers.
  • Test with a different video source or cable.

8. Specifications

The following table outlines the technical specifications of the Monoprice 40-inch Ultrawide 1440P Productivity Monitor:

FeatureDetail
Model Number144394
Screen Size40 Inches
Panel TypeIPS
Max Resolution3440 x 1440 (UWQHD)
Refresh Rate144Hz
Aspect Ratio21:9
HDR SupportHDR600
Color GamutNTSC 105%, DCI-P3 95%, sRGB 99%, Adobe RGB 89%
Connectivity2x HDMI, 1x DisplayPort, 1x USB-C, 1x Audio Out, 1x USB-B (Upstream)
USB Ports1x USB 2.0 (Downstream, requires USB-B upstream connection to PC)
Screen SurfaceGlossy
Weight31.9 pounds (with stand)
ColorBlack

9. Warranty and Support

For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official Monoprice website. Keep your purchase receipt as proof of purchase for warranty claims.

Monoprice Customer Support: www.monoprice.com/support

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