Dell U2211H/U2311H Monitor User Guide

The Dell U2211H/U2311H monitor user guide provides installation, operation, troubleshooting, and maintenance instructions.


Dell U2211H/U2311H Monitor User Guide - cover page
Brand
DELL
Category
Monitor
Document type
User Manual
Language
Chinese
Pages
38
File format
PDF
File size
1.5 MB
Published
03 October, 2026
Updated
03 October, 2026
MD5 checksum
5662719C1A81B5B50DF25138FA76EF9B

About this manual

This user guide covers the Dell U2211H and U2311H LCD monitors, providing instructions for installation, configuration, operation, and troubleshooting.

It details the 21.5‑inch (U2211H) and 23‑inch (U2311H) IPS panels with 1920 × 1080 resolution, 1000:1 contrast, 250–300 cd/m² brightness, VESA‑compatible mounting, and multiple video inputs (VGA, DVI‑D, DisplayPort, USB). This manual is written in Chinese.

What's inside

  • Installation
  • Operation
  • Troubleshooting
  • Specifications
  • Environmental Features
  • Connector Pinout
  • Self‑Test Procedure
  • USB Interface
  • Power Management

Specifications

Screen size (U2211H)21.5 inch
Screen size (U2311H)23 inch
Resolution1920 × 1080
Contrast ratio1000:1 (typical)
Brightness250 cd/m² (typical)
Maximum power consumption (U2211H)55 W
Maximum power consumption (U2311H)69 W
Input connectorsVGA (15‑pin D‑Sub), DVI‑D, DisplayPort, USB
VESA mount100 mm × 100 mm
Weight (including packaging, U2211H)16.85 lb

Frequently asked questions

What should I check if there is no image on the screen?

Make sure the video cable between the monitor and computer is correctly connected, verify the monitor is powered on, and select the correct input source.

How do I adjust the brightness of the monitor?

Use the OSD (On‑Screen Display) menu to increase or decrease the brightness and contrast settings.

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