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Dell E2723HN User Manual

Dell E2723HN
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Service ManualE2723HN
Regulatory model: E2723HNc
Version: 02
Date:2021/10/11
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Dell E2723HN Specifications

General IconGeneral
Pixel pitch0.3114 x 0.3114 mm
Screen shapeFlat
Pixel density81 ppi
Response time8 ms
Backlight typeLED
Display diagonal27 \
Anti-glare screenYes
Display technologyLCD
Native aspect ratio16:9
Vertical scan range48 - 75 Hz
Maximum refresh rate60 Hz
Response time (fast)5 ms
Viewable size diagonal686 mm
NTSC coverage (typical)83 %
Viewable size, vertical336.31 mm
sRGB coverage (typical)72 %
Contrast ratio (typical)1000:1
Display number of colors16.7 million colors
Viewable size, horizontal597.89 mm
Display brightness (typical)300 cd/m²
Tilt angle range-5 - 21 °
Panel mounting interface100 x 100 mm
HDMI version1.4
DisplayPorts quantity0
Input current1.5 A
AC input voltage100 - 240 V
Power supply typeInternal
AC input frequency50 - 60 Hz
Energy efficiency scaleA to G
Power consumption (max)30 W
Power consumption (off)0.25 W
Power consumption (standby)0.3 W
Power consumption (typical)14.8 W
Package depth454.6 mm
Package width716.2 mm
Package height134.6 mm
Package weight6810 g
Doesn't containPVC/BFR
Sustainability certificatesENERGY STAR, RoHS
Product colorBlack
Heavy metals freeHg (mercury)
Market positioningBusiness
Operating altitude0 - 5000 m
Non-operating altitude5000 - 12192 m
Storage temperature (T-T)-20 - 60 °C
Operating temperature (T-T)0 - 40 °C
Storage relative humidity (H-H)5 - 90 %
Operating relative humidity (H-H)10 - 80 %
Cables includedAC, HDMI, VGA
Harmonized System (HS) code85285210
Weight and Dimensions IconWeight and Dimensions
Bezel width (top)12.89 mm
Bezel width (side)12.71 mm
Depth (with stand)188.29 mm
Width (with stand)623.3 mm
Height (with stand)458.9 mm
Weight (with stand)5590 g
Bezel width (bottom)16.14 mm
Depth (without stand)50.41 mm
Height (without stand)370.87 mm
Weight (without stand)4860 g

Summary

General Safety Instructions

General Safety Precautions

Safety guidelines for general use, including setup and operating precautions.

Healthcare Environment Use

Dell products are not medical devices and must not be used near patients.

Electrostatic Discharge Protection

General Power Safety

Power Source Connection Safety

Guidelines for connecting equipment to a power source safely.

AC Adapter Safety Precautions

Specific safety instructions for using Dell-provided AC adapters.

Exploded View and Parts List

Wiring Connectivity Diagram

Connecting Cables

Mechanical Procedures Overview

Disassembly Tools Required

List of tools necessary for product disassembly.

Disassembly Procedures

Removing the Monitor Stand Assembly

Step-by-step guide to remove the monitor stand assembly.

Removing the Rear Cover

Instructions on how to detach the rear casing of the monitor.

Removing the Mainframe Component

Removing the Mylar Protective Layer

Step to remove the mylar protective layer.

Removing Power and Main Boards

Assembly Procedures

Assembling Power and Main Boards

Steps to reinstall the power and main circuit boards.

Assembling the Mainframe Component

Guide to reassembling the main internal component board.

Assembling the Rear Cover

Assembling the Stand Assembly

Steps to reattach the monitor stand assembly.

Troubleshooting Guide

Monitor Self-Test Function

How to perform a monitor self-test to check functionality.

Monitor Maintenance

Cleaning the Monitor Screen and Body

Detailed instructions and warnings for cleaning the monitor screen and body.

Built-in Diagnostic Tool

Initiating Diagnostic Tests

Step-by-step guide to initiate the monitor's diagnostic test.

Selecting Diagnostic Test Patterns

Inspecting Display for Abnormalities

Guidance on checking the display for visual defects during testing.

Common Monitor Problems and Solutions

No Video or Power Issues

Solutions for issues related to no video signal or power.

Focus and Stability Problems

Troubleshooting for image focus and display stability problems.

Pixel Defects and Dead Pixels

Information about dead pixels and Dell's policy.

Stuck Pixels and Brightness Adjustments

Geometric Distortion and Screen Lines

Solutions for display shape distortion and screen lines.

Synchronization and Color Accuracy

Troubleshooting for display timing and color reproduction problems.

Safety and Intermittent Operation

Guidance for safety concerns and sporadically occurring issues.

Color Calibration and Image Retention

Video Ghosting and Motion Blur

Troubleshooting for motion blur or trailing artifacts in video.

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