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Acer G257HU - User Manual

Acer G257HU
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Acer LCD Monitor
User Guide
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Summary

Safety and Comfort Information

Safety Instructions

Read safety instructions carefully for future reference and follow all warnings marked on the product.

LCD Monitor Notes

Details normal LCD monitor behaviors that do not indicate a problem, such as screen flicker or pixel blemishes.

Monitor Cleaning Guide

Provides guidelines for cleaning the monitor, emphasizing unplugging it first and using a soft cloth.

Accessibility and Warnings

Safe Listening Practices

Instructions to protect hearing by gradually increasing volume and limiting listening time at high volume.

General Product Warnings

Covers general warnings, including not using near water, unstable surfaces, blocking vents, and avoiding liquids.

Product Servicing Information

When to Seek Professional Servicing

Instructions on when to refer servicing to qualified personnel due to damage, liquid spills, or operational issues.

Environmental and Safety Precautions

Potentially Explosive Environments

Guidance on switching off the device in areas with potentially explosive atmospheres to prevent explosions or fires.

Small Parts Safety

Alerts users to keep small parts away from small children.

IT Equipment Recycling

Acer's commitment to environmental protection through salvaging and disposal of used equipment.

Proper Disposal Guidelines

Instructs users not to throw electronic devices in the trash and to recycle them to minimize pollution.

Ergonomics and Usage Tips

Finding Your Comfort Zone

Tips on adjusting viewing angle, using a footrest, and posture for maximum comfort.

Eye Care for Monitor Use

Suggestions to reduce eyestrain from long viewing hours, incorrect glasses, glare, and lighting.

Eye Strain Reduction

Recommendations for eye care, including resting eyes, taking breaks, and blinking frequently.

Display Adjustment Tips

Advice on display cleaning, optimal viewing angle, brightness/contrast adjustment, and glare elimination.

Developing Good Work Habits

Tips for making computer use more relaxing and productive, such as taking breaks and exercising.

Regulatory Compliance Declarations

Acer Declaration of Conformity

Formal declaration by Acer Inc. and Acer Italy s.r.l. regarding product compliance with relevant standards and directives.

FCC Compliance Statement

FCC Declaration of Conformity

FCC compliance statement and identification of the responsible party for the declaration in the US market.

Monitor Installation and Setup

Unpacking and Contents Check

Check that all items are present when unpacking and save packing materials for future transport.

Attaching the Monitor Base

Instructions for securely attaching the monitor stand arm and base, with safety notes.

Adjusting Screen Position

How to optimize viewing position by adjusting the monitor's tilt angle.

Connecting Power and Adapter

Guidance on connecting the AC adapter and power cord, including voltage compatibility.

Power Saving Mode

Explanation of the monitor's power saving mode indicated by a blinking blue LED light.

Display Data Channel (DDC) Protocol

Explanation of the DDC protocol for plug-and-play installation and monitor capability communication.

Display Cable Pin Configurations

Detailed pin assignments for 24-pin, 19-pin, and 20-pin color display signal cables.

Standard Display Timing Table

Table listing display modes, resolutions, and corresponding timing frequencies.

Connecting Video and Audio Cables

Step-by-step guide for connecting video and audio cables, power adapter, and turning on the monitor.

User Controls and Menus

Panel Control Buttons

Details the function of each control button on the monitor, including power, navigation, menu, and auto-adjust buttons.

Shortcut Menu Navigation

Explains how to access and use the shortcut menu for common settings like eColor Management, Auto Adjustment, and Input selection.

Acer eColor Management

Details how to use Acer eColor Management modes like User, ECO, Standard, Graphic, and Movie.

Using the OSD Menus

Guide to navigating and adjusting settings within the On-Screen Display (OSD) menus.

Picture Menu Settings

Details how to adjust picture quality settings like Brightness, Contrast, Color Temp, and Gamma via the OSD.

OSD Menu Configuration

Explains how to adjust the OSD menu location and timeout settings using the OSD menu.

General Setting Menu Options

Guide to adjusting general settings such as aspect ratio, OSD language, and input selection via the OSD.

Monitor Information Menu

Displays basic information about the LCD monitor, including resolution, refresh rate, and serial number.

Troubleshooting Common Issues

DVI;HDMI;DP No Picture Issues

Troubleshooting guide for No picture visible issues, covering LED status and remedies for DVI, HDMI, and DP connections.

Summary

Safety and Comfort Information

Safety Instructions

Read safety instructions carefully for future reference and follow all warnings marked on the product.

LCD Monitor Notes

Details normal LCD monitor behaviors that do not indicate a problem, such as screen flicker or pixel blemishes.

Monitor Cleaning Guide

Provides guidelines for cleaning the monitor, emphasizing unplugging it first and using a soft cloth.

Accessibility and Warnings

Safe Listening Practices

Instructions to protect hearing by gradually increasing volume and limiting listening time at high volume.

General Product Warnings

Covers general warnings, including not using near water, unstable surfaces, blocking vents, and avoiding liquids.

Product Servicing Information

When to Seek Professional Servicing

Instructions on when to refer servicing to qualified personnel due to damage, liquid spills, or operational issues.

Environmental and Safety Precautions

Potentially Explosive Environments

Guidance on switching off the device in areas with potentially explosive atmospheres to prevent explosions or fires.

Small Parts Safety

Alerts users to keep small parts away from small children.

IT Equipment Recycling

Acer's commitment to environmental protection through salvaging and disposal of used equipment.

Proper Disposal Guidelines

Instructs users not to throw electronic devices in the trash and to recycle them to minimize pollution.

Ergonomics and Usage Tips

Finding Your Comfort Zone

Tips on adjusting viewing angle, using a footrest, and posture for maximum comfort.

Eye Care for Monitor Use

Suggestions to reduce eyestrain from long viewing hours, incorrect glasses, glare, and lighting.

Eye Strain Reduction

Recommendations for eye care, including resting eyes, taking breaks, and blinking frequently.

Display Adjustment Tips

Advice on display cleaning, optimal viewing angle, brightness/contrast adjustment, and glare elimination.

Developing Good Work Habits

Tips for making computer use more relaxing and productive, such as taking breaks and exercising.

Regulatory Compliance Declarations

Acer Declaration of Conformity

Formal declaration by Acer Inc. and Acer Italy s.r.l. regarding product compliance with relevant standards and directives.

FCC Compliance Statement

FCC Declaration of Conformity

FCC compliance statement and identification of the responsible party for the declaration in the US market.

Monitor Installation and Setup

Unpacking and Contents Check

Check that all items are present when unpacking and save packing materials for future transport.

Attaching the Monitor Base

Instructions for securely attaching the monitor stand arm and base, with safety notes.

Adjusting Screen Position

How to optimize viewing position by adjusting the monitor's tilt angle.

Connecting Power and Adapter

Guidance on connecting the AC adapter and power cord, including voltage compatibility.

Power Saving Mode

Explanation of the monitor's power saving mode indicated by a blinking blue LED light.

Display Data Channel (DDC) Protocol

Explanation of the DDC protocol for plug-and-play installation and monitor capability communication.

Display Cable Pin Configurations

Detailed pin assignments for 24-pin, 19-pin, and 20-pin color display signal cables.

Standard Display Timing Table

Table listing display modes, resolutions, and corresponding timing frequencies.

Connecting Video and Audio Cables

Step-by-step guide for connecting video and audio cables, power adapter, and turning on the monitor.

User Controls and Menus

Panel Control Buttons

Details the function of each control button on the monitor, including power, navigation, menu, and auto-adjust buttons.

Shortcut Menu Navigation

Explains how to access and use the shortcut menu for common settings like eColor Management, Auto Adjustment, and Input selection.

Acer eColor Management

Details how to use Acer eColor Management modes like User, ECO, Standard, Graphic, and Movie.

Using the OSD Menus

Guide to navigating and adjusting settings within the On-Screen Display (OSD) menus.

Picture Menu Settings

Details how to adjust picture quality settings like Brightness, Contrast, Color Temp, and Gamma via the OSD.

OSD Menu Configuration

Explains how to adjust the OSD menu location and timeout settings using the OSD menu.

General Setting Menu Options

Guide to adjusting general settings such as aspect ratio, OSD language, and input selection via the OSD.

Monitor Information Menu

Displays basic information about the LCD monitor, including resolution, refresh rate, and serial number.

Troubleshooting Common Issues

DVI;HDMI;DP No Picture Issues

Troubleshooting guide for No picture visible issues, covering LED status and remedies for DVI, HDMI, and DP connections.

Overview

This document is a user guide for an Acer LCD Monitor, providing comprehensive information on its setup, operation, and maintenance. The monitor is designed to offer a comfortable and safe viewing experience, with various features to optimize display quality and user well-being.

Function Description

The Acer LCD Monitor serves as a visual output device for computer systems. It is capable of displaying images and text from a connected computer, supporting various resolutions and refresh rates as detailed in the standard timing table. The monitor integrates plug-and-play functionality through the Display Data Channel (DDC) protocol, allowing it to automatically communicate its capabilities to the host system for easier setup. It supports multiple input types, including DVI, HDMI, and DisplayPort (DP), making it versatile for different computer configurations. For models with audio input, it can also output sound. The monitor is equipped with an On-Screen Display (OSD) menu, which provides a user-friendly interface for adjusting various display settings.

Usage Features

The monitor offers several features to enhance the user experience:

  • Screen Position Adjustment: Users can adjust the tilt of the monitor to find an optimal viewing angle, with a range of 15 degrees upward and 5 degrees downward. This flexibility helps in achieving ergonomic comfort.
  • Power Saving Mode: The monitor includes a power-saving mode, indicated by a blinking blue LED light. This mode is activated by a control signal from the display controller when the computer enters a low-power state, helping to reduce energy consumption. The monitor quickly recovers from this mode when a control signal is detected or the keyboard/mouse is activated.
  • Panel Controls: The monitor features a set of intuitive panel controls, including a power button/indicator, navigation buttons (< / >), a Menu/Enter button, an Auto/Exit button, and an Empowering Key. These buttons allow users to turn the monitor on/off, navigate through OSD menus, select functions, adjust settings, and activate automatic display optimization.
  • Shortcut Menu: A shortcut menu can be accessed by pressing any of the function buttons (Empowering Key, Auto, or Menu). This menu provides quick access to commonly used settings such as Acer eColor Management, Auto Adjustment, Volume (for audio-input models), and Input selection.
  • Acer eColor Management: This feature allows users to select from various scenario modes to optimize display settings for different content types. Modes include "User mode" for custom settings, "ECO mode" for power saving, "Standard mode" for default settings, "Graphic mode" for enhanced colors and detail in pictures, and "Movie mode" for clear and vibrant visuals in films.
  • OSD Menus: The OSD menus are categorized into Picture, OSD, Setting, and Information.
    • Picture Menu: This menu allows fine-tuning of picture quality settings such as Acer eColor Management, Blue Light filter (with adjustable ratios of 80%, 70%, 60%, 50% to reduce eye strain), Brightness, Contrast, 6-axis Saturate, 6-axis Hue, sRGB mode, Super Sharpness, and Colour Temp.
    • OSD Menu: This menu is used to adjust the OSD menu's location on the screen and its timeout duration.
    • Setting Menu: This menu provides general settings for the current input signal, including Wide Mode (aspect ratio), DDC/CI (Display Data Channel/Command Interface), OD (Overdrive), ACM (Adaptive Contrast Management), Input selection, Language, and Reset options.
    • Information Menu: This menu displays basic information about the LCD monitor, such as resolution, horizontal and vertical frequencies, input type, and serial number.
  • Multiple Input Support: The monitor supports DVI, HDMI, and DisplayPort connections, allowing it to be connected to a wide range of devices. This flexibility ensures compatibility with various computer systems and multimedia sources.
  • Audio Input (Optional): For models equipped with audio input, the monitor can receive and output audio, simplifying cable management and providing an integrated multimedia experience.

Maintenance Features

The user guide emphasizes several aspects of monitor maintenance to ensure its longevity and safe operation:

  • Cleaning: The monitor should be unplugged before cleaning. A soft cloth is recommended for wiping the screen and cabinet surfaces. This prevents damage to the display and external components.
  • Safe Electrical Power Usage: The guide provides detailed instructions on using electrical power safely, including ensuring the power outlet is easily accessible, not overloading power outlets or strips, and using the provided power cord set. It also highlights the importance of proper grounding for safety and to prevent interference from other electrical devices.
  • Product Servicing: Users are advised not to attempt self-servicing to avoid dangerous voltage points and other risks. All servicing should be referred to qualified service personnel, especially in cases of damaged power cords, liquid spills, exposure to rain/water, physical damage (e.g., dropping), or distinct changes in performance.
  • Environmental Responsibility: Acer is committed to environmental protection and recycling. The guide provides information on IT equipment recycling and disposal instructions, encouraging users to recycle the electronic device and providing links to Acer's sustainability website for more information on WEEE regulations.
  • LCD Pixel Statement: The guide informs users that while the LCD unit is manufactured with high precision, minor pixel anomalies (black or red dots, missing pixels, or constantly lit pixels) may occasionally occur. These are considered normal and do not constitute a malfunction or affect the recorded image.
  • Comfortable Use Guidelines: The manual offers extensive tips for comfortable computer use, focusing on reducing eyestrain and preventing physical injuries. These include frequent eye rests, adjusting display brightness/contrast, eliminating glare, maintaining good posture, taking regular breaks, and performing stretching exercises. These guidelines contribute to the overall well-being of the user and indirectly to the longevity of the device by promoting proper usage.

Acer G257HU Specifications

General IconGeneral
3DNo
Aspect ratio16:9
Display surface-
Display diagonal25 \
Display technologyLED
Contrast ratio (dynamic)100000000:1
Display number of colors16.78 million colors
Display brightness (typical)350 cd/m²
Supported graphics resolutions2560 x 1440
VGA (D-Sub) ports quantity0
Product colorBlack, Silver
Tilt angle range-5 - 15 °
Panel mounting interface- mm
Power consumption (standby)0.45 W
Power consumption (typical)36 W
Cables includedAC, DisplayPort, DVI
Weight and Dimensions IconWeight and Dimensions
Depth (with stand)185 mm
Height (with stand)420 mm
Weight (with stand)3500 g
Depth (without stand)41.7 mm
Width (without stand)570 mm
Height (without stand)343 mm
Weight (without stand)3200 g

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