Asus VH222S - User Manual

Service Manual ASUS VH222S&VH222D
1
LCD Monitor Service Manual
Model: ASUS VH222S&VH222D
D
SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR
INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND
SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY
OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL,

Asus VH222S Specifications

General

Brand	Asus
Model	VH222S
Category	Monitor
Language	English

Summary

LCD Monitor Service Manual

Revision List

Important Safety Notice

Monitor Specifications

Operation Instructions

General Operation and Port Identification

Describes basic monitor setup, power on sequence, and rear port identification.

Front Panel Control Buttons

OSD Menu Navigation

OSD Menu Navigation and Splendid Function

Explains how to navigate the OSD menu and details the Splendid video enhancement function.

Image and Color Settings

Image Settings

Details adjustments for brightness, contrast, sharpness, and saturation.

Input and System Setup

Input Source Selection

Describes how to select the video input source (VGA, DVI, HDMI).

Input;Output Specifications

VGA Connector Pinout

Provides pin details for the analog VGA input connector.

Factory Preset Display Modes

Main Board Schematic

Power Board Schematic

Disassembly Procedures Overview

Stand Assembly;Disassembly

Step-by-step guide for removing and reattaching the monitor stand.

Main Subsystem Component Removal

Assembly Steps Overview

Bezel and Main Subsystem Assembly

Instructions for reassembling the bezel and main internal components.

In-System Programming (ISP) Guide

ISP Firmware Writing Procedure

Detailed steps for performing firmware updates via ISP.

DDC Data Reprogramming Guide

Analog DDC Write Procedure

Steps for writing DDC data using the WinDDC tool.

Color and White Balance Calibration

Color Temperature Selection

Guide to selecting and adjusting color temperatures for calibration.

Troubleshooting Common Issues

No Power Troubleshooting

Flowchart for diagnosing and resolving 'no power' issues on the main board.

Exploded View Diagram

Bill of Materials (BOM)