acer EK251Q P6

Acer EK251Q P6 24.5 Inch Full HD IPS LED Monitor User Manual

Model: EK251Q P6

Introduction

This manual provides comprehensive instructions for the Acer EK251Q P6 24.5 Inch Full HD IPS LED Monitor. It covers product setup, operation, maintenance, troubleshooting, and detailed technical specifications to ensure optimal performance and user experience. Please read this manual thoroughly before using your monitor.

The Acer EK251Q P6 monitor features a 24.5-inch IPS panel with Full HD (1920x1080) resolution, a 144Hz refresh rate, and 1ms Visual Response Boost (VRB). It supports AMD FreeSync technology for smooth visuals and incorporates Acer VisionCare technologies like BlueLightShield and Flicker-less for eye comfort. The ZeroFrame design offers an expansive viewing area, and the monitor includes HDMI and VGA connectivity.

What's in the Box

Verify that all components are present in the package:

  • Monitor
  • Stand
  • Power Cord
  • HDMI Cable
  • User Manual (this document)

Setup

1. Assembling the Monitor Stand

Carefully remove the monitor and stand components from the packaging. Attach the stand base to the stand neck, securing it with the provided screw. Then, attach the assembled stand to the back of the monitor until it clicks into place or is secured with screws, depending on the model's design.

Acer EK251Q P6 monitor front view with stand

Image: Front view of the Acer EK251Q P6 monitor with its stand assembled.

2. Connecting the Monitor

Connect the power cord to the monitor's power input and then to a power outlet. Use the provided HDMI cable to connect the monitor to your computer's HDMI port. Alternatively, you can use a VGA cable to connect to a VGA port.

Rear view of Acer EK251Q P6 monitor showing VGA and HDMI connection points

Image: Rear view of the monitor highlighting the VGA and HDMI input ports.

Rear view of Acer EK251Q P6 monitor with ports

Image: Detailed rear view of the monitor, showing the power input, VGA port, and HDMI port.

3. Powering On

Press the power button located on the monitor to turn it on. Ensure your computer is also powered on. The monitor should automatically detect the input signal.

Operating the Monitor

On-Screen Display (OSD) Controls

The monitor features an On-Screen Display (OSD) menu for adjusting various settings. Typically, buttons are located on the bottom or rear of the monitor. Refer to the quick start guide for specific button locations and functions.

  • Menu Button: Activates the OSD menu.
  • Navigation Buttons: Used to move through menu options.
  • Select/Enter Button: Confirms a selection.
  • Exit Button: Closes the OSD menu or goes back to the previous level.

Adjusting Display Settings

Access the OSD menu to adjust settings such as brightness, contrast, color temperature, and input source. For optimal performance, ensure your computer's display settings match the monitor's native resolution (1920x1080) and desired refresh rate (up to 144Hz).

Refresh Rate and Response Time

The monitor supports a 144Hz refresh rate and 1ms Visual Response Boost (VRB) for fluid motion. To enable 144Hz, ensure your graphics card and cable support this refresh rate. You may need to adjust the refresh rate in your operating system's display settings.

Acer EK251Q P6 monitor displaying vibrant colors, highlighting 1ms VRB and 250 nits brightness

Image: Monitor displaying dynamic content, illustrating the fast 1ms VRB response time and 250 nits brightness.

AMD FreeSync Technology

This monitor is equipped with AMD FreeSync technology, which synchronizes the monitor's refresh rate with your AMD graphics card's frame rate to eliminate screen tearing and stuttering. Ensure FreeSync is enabled in both the monitor's OSD menu and your AMD Radeon Software settings.

Acer EK251Q P6 monitor showcasing AMD FreeSync and Flicker-less technology

Image: Monitor displaying smooth graphics, indicating the presence of AMD FreeSync and Flicker-less technologies.

Acer VisionCare Technologies

The monitor includes several features designed to reduce eye strain during prolonged use:

  • BlueLightShield: Reduces blue light emission.
  • Flicker-less: Eliminates screen flickering.
  • ComfyView: Reduces reflections from ambient light.
  • Low Dimming: Allows for very low brightness levels in dark environments.

These features can be enabled or adjusted through the OSD menu.

Acer EK251Q P6 monitor highlighting Vision Care features: BlueLightShield, Acer ComfyView, Low Dimming technology

Image: Monitor displaying a vibrant image, with icons representing BlueLightShield, Acer ComfyView, and Low Dimming technologies.

Ergonomic Adjustments

The monitor stand allows for tilt adjustment from -5° to 20° to achieve a comfortable viewing angle. For alternative mounting, the monitor is VESA 100x100 mm wall-mount compatible (mounting hardware sold separately).

Side profile of Acer EK251Q P6 monitor showing its slim design and tilt capability

Image: Side profile of the monitor, illustrating its slim design and the range of tilt adjustment.

Maintenance

Cleaning the Monitor

  • Always power off the monitor and unplug the power cord before cleaning.
  • Use a soft, lint-free cloth lightly dampened with water or a mild, non-abrasive screen cleaner.
  • Do not spray cleaner directly onto the screen.
  • Avoid using harsh chemicals, solvents, or abrasive materials, as these can damage the screen or casing.

General Care

  • Keep the monitor away from direct sunlight, heat sources, and excessive dust.
  • Ensure adequate ventilation around the monitor.
  • Avoid placing heavy objects on the monitor or its cables.

Troubleshooting

If you encounter issues with your monitor, refer to the following common troubleshooting steps:

No Power / No Display

  • Ensure the power cord is securely connected to both the monitor and a working power outlet.
  • Verify the power button on the monitor is pressed.
  • Check if the power outlet is functional by plugging in another device.

No Signal / Blank Screen

  • Confirm the video cable (HDMI or VGA) is securely connected to both the monitor and your computer.
  • Ensure the correct input source is selected in the monitor's OSD menu.
  • Verify your computer is powered on and not in sleep mode.
  • Try connecting the monitor to another computer or using a different video cable to rule out cable or computer issues.

Image Quality Issues (Blurry, Distorted, Incorrect Colors)

  • Ensure the display resolution on your computer is set to the monitor's native resolution (1920x1080).
  • Adjust brightness, contrast, and color settings through the OSD menu.
  • If using VGA, perform an auto-adjust function via the OSD menu if available.
  • Update your graphics card drivers.

Flickering or Tearing

  • Ensure AMD FreeSync is enabled in both the monitor's OSD and your AMD Radeon Software.
  • Check the refresh rate setting in your operating system's display settings.
  • Verify the video cable is properly connected and not damaged.

Specifications

Feature Detail
Brand acer
Model Name EK251Q P6
Model Number UM.KE1SI.601
Screen Size 24.5 Inches
Display Type IPS LED
Resolution FHD 1080p (1920 x 1080 Pixels)
Aspect Ratio 16:9
Refresh Rate 144 Hz
Response Time 1 Milliseconds (VRB)
Image Brightness 250 Nits
Contrast Ratio 1500:1
Viewing Angle 178 Degrees
Color Gamut sRGB 99%
Adaptive Sync AMD FreeSync
Connectivity 1x HDMI (1.4), 1x VGA
Eye Care Technology Acer BlueLightShield, Flicker-less, ComfyView, Low Dimming
Mounting Type Tilt Adjustable (-5° to 20°), VESA Wall Mount (100x100 mm)
Power Consumption 18 Watts
Item Dimensions (D x W x H) 19.2D x 55.7W x 40.9H Centimeters
Item Weight 2.79 Kilograms
Country of Origin China

Warranty and Support

Warranty Information

This Acer monitor comes with a 3 Years Manufacturer Warranty. Please retain your purchase receipt for warranty claims. The warranty covers manufacturing defects under normal use conditions.

Customer Support

For technical assistance, warranty claims, or product inquiries, please contact Acer customer support:

  • Manufacturer: Acer Incorporated
  • Manufacturer Contact: 8F, No. 88 Sec. 1, Xintai 5th road, Xizhi, New Teipei City, TW 221
  • Importer (India): Acer India Pvt Ltd, Embassy Heights, 6th Floor, No. 13 Magrath Road, Next to HOSMAT Hospital, Bangalore, INDIA – 560025

For the most up-to-date support information, please visit the official Acer website.

© 2026 Acer. All rights reserved.

This manual is for informational purposes only. Specifications are subject to change without notice.

Related Documents - EK251Q P6

Preview Acer XN253QX Predator LCD Monitor Quick Start Guide: Setup, Safety, and Specifications
This Acer XN253QX Predator LCD monitor quick start guide provides essential safety information, step-by-step connection instructions, details on external controls, information on G-SYNC and 3D capabilities, regulatory notices, and comprehensive technical specifications for optimal setup and use.
Preview Acer LCD Monitor Quick Start Guide - Setup and Safety Instructions
Quick start guide for Acer LCD monitors, covering safety instructions, setup, connections, AMD FreeSync, external controls, and regulatory information.
Preview Acer Aspire X1935 Service Guide
This comprehensive service guide provides detailed information for the Acer Aspire X1935 desktop computer, including system specifications, disassembly and assembly procedures, troubleshooting tips, and a list of field-replaceable units (FRUs).
Preview Acer Nitro XV2 XV272UV3bmiiprx LCD Monitor Quick Start Guide
Get started with your Acer Nitro XV2 XV272UV3bmiiprx LCD Monitor. This quick start guide provides essential safety instructions, setup steps, connection details, and regulatory information.
Preview Acer Gaming Monitor X32FP Quick Start Guide
Quick start guide for the Acer Gaming Monitor X32FP, covering setup, safety instructions, control panel usage, and regulatory information.
Preview Acer Ferrari One Series Service Guide
Comprehensive service guide for Acer Ferrari One Series notebooks, detailing technical specifications, disassembly, troubleshooting, and FRU lists. Find updates and support information.

Ask a question about this manual

Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.