EasyManua.ls Logo

AOC e2250Swda - User Manual

AOC e2250Swda
52 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
21.5" LCD Monitor AOC e2250Swda
Service
Service
Service
Horizontal Frequency
30 - 83kHz
Table of Contents
Description Page Description Page
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
R FOR TH
UNIT WHEN S
Table of Contents…………………..………………….....1
Revision List.…...................................................……......2
Important Safety Notice.…..............................……......3
1.Monitor Specification..............................………............4
2.LCD Monitor Description……….…………………….......5
3.Operation Instruction.…………...................……...........6
3.1.General Instructions...............................................6
3.2.Control Buttons and Connections...............................6
3.3.OSD Setting…..........................................................8
4.Input/Output Specification...............……………….......18
4.1.Input Signal Connector...............………..................18
4.2.Preset Display Modes..........................19
4.3.Panel Specification…………..……………………..20
5.Block Diagram….........................................................23
5.1.Main Board...............................................23
5.2.Power Board…………..………………………......24
6.Schematic…………...........................................25
6.1.Main Board..……............................................25
6.2.Power Board..……….........................................30
7.PCB Layout..………..............................................32
7.1.Main Board………..…........................................32
7.2.Power Board...............................................34
7.3.Key Board………............................................35
8.Maintainability………............................................36
8.1.Equipments and Tools Requirement...............36
8.2.Trouble Shooting…..……...............................37
9.White-Balance,Luminance Adjustment…..............41
10.Monitor Exploded View……................................43
11.BOM List…………..……………………….............44

Questions and Answers

  • J
    jenniferweeksAug 9, 2025
    What to do if my AOC Monitor has no power?
    • S
      sabrinamcconnellAug 9, 2025
      If your AOC monitor isn't powering on, try these steps: First, ensure the power cable is securely tightened. Then, check that the power switch is in the “On” position and see if the LED indicator is working. If these steps don't resolve the issue, consider replacing the converter board, main board, or keyboard, checking connections each time.
  • L
    Lauren HamptonAug 19, 2025
    How to fix AOC e2250Swda color that is not optimal?
    • W
      wrighttimothyAug 19, 2025
      If the color on your AOC monitor isn't optimal, you can try these steps: First, adjust the color settings in the user mode until you are satisfied. If the issue persists, disconnect the signal cable to see if the screen color displays normally. If not, replace the signal cable or try a different PC. As a last resort, replace the main board.
  • R
    Robin ShortAug 29, 2025
    How to fix a dim display on my AOC e2250Swda Monitor?
    • E
      Elizabeth PhillipsAug 29, 2025
      If your AOC monitor display is dim, try the following: Reset to factory mode. Set the monitor to the optimal and recommended frequency. Readjust the phase and pixel clock in the user mode. Check if the “Self Test Feature Check” is OK. If the problem persists, consider replacing the main board or the panel.

Summary

Important Safety Notice

Monitor Specifications

LCD Monitor Description

Operation Instructions

Control Buttons and Connections

Details the functions of control buttons and connection ports on the monitor.

OSD Setting

Explains how to navigate and adjust settings using the On-Screen Display (OSD).

Input;Output Specification

Panel Specification

Provides detailed technical specifications for the LCD panel itself.

Schematic

Maintainability

Trouble Shooting

Provides troubleshooting guides for common power and video issues.

White-Balance, Luminance Adjustment

AOC e2250Swda Specifications

General IconGeneral
Screen Size21.5 inches
Resolution1920 x 1080
Panel TypeTN
Brightness250 cd/m²
Contrast Ratio1000:1
Response Time5 ms
Refresh Rate60 Hz
ConnectivityVGA, DVI
Aspect Ratio16:9
Viewing Angle170° horizontal, 160° vertical
Input ConnectorsVGA, DVI

Related product manuals