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BenQ G2220HD Service Manual

BenQ G2220HD
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Product Service Manual – Level II
Service Manual for BenQ:
G2220HD
P/N: 9H.L07LB.QBx
Applicable for All Regions
Version: 001
Date:2008/12/05
Notice:
- For RO to input specific “Legal Requirement” in specific NS regarding to responsibilit
y
and liabilit
y
statements.
- Please check BenQ’s eSupport web site, http://esupport.benq.com, to ensure that you have the most
recent version of this manual.
First Edition (Dec., 2008)
© Copyright BenQ Corporation 2008. All Right Reserved.

Table of Contents

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BenQ G2220HD Specifications

General IconGeneral
Aspect ratio16:9
Display diagonal21.5 \
Vertical scan range50 - 76 Hz
Horizontal scan range24 - 83 kHz
Viewable size, vertical268.11 mm
Viewing angle, vertical160 °
Contrast ratio (typical)1000:1
Viewable size, horizontal476.64 mm
Viewing angle, horizontal170 °
Display brightness (typical)300 cd/m²
HDCPYes
Product colorBlack
Market positioning-
Monitor maximum video bandwidth205 MHz
Tilt angle range-5 - 20 °
Panel mounting interface100 x 100 mm
Power consumption (typical)42 W
Power consumption (PowerSave)1 W
Weight and Dimensions IconWeight and Dimensions
Depth (without stand)175 mm
Width (without stand)509.6 mm
Height (without stand)392.9 mm
Weight (without stand)4300 g

Summary

Introduction

2.2. Safety Notice

Provides essential safety guidelines for servicing the product.

Product Overview

3.1.5 User Controls

Defines hardware and OSD control functions.

Customer Acceptance

3.2.5. CLASSIFICATION OF DEFECTS

Groups defects into critical, major, and minor categories.

3.2.8. INSPECTION STANDARD

Defines the inspection standard using MIL-STD-105E and AQL levels.

3.2.12. VISUAL INSPECTION CRITERIA

Provides criteria for visual inspection of packing, appearance, and components.

3.2.14. PANEL INSPECTION CRITERIA

Details criteria for inspecting the LCD panel for defects.

Level 1 Cosmetic / Appearance / Alignment Service

4.1. Software / Firmware Upgrade Process

Details the process for upgrading software and firmware.

4.2. Alignment procedure (for function adjustment)

Provides steps for aligning the monitor's functions and color balance.

Level 2 Disassembly /Assembly Circuit Board and Standard Parts Replacement

5.2. Disassembly /Assembly

Provides step-by-step instructions for disassembly and assembly.

5.2.2 Assembly SOP

Standard Operating Procedure for assembling the monitor.

5.6. Trouble Shooting Guide

Provides guidance for troubleshooting common display issues.