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BenQ GL2040 User Manual

BenQ GL2040
89 pages
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Applicable Country & Regions: Australia & Taiwan & EU
Service Manual for BenQ:
GL2040: D-SUB + DVI-D
P/N: 9H.L6FLA.TBW
GL2040M: D-SUB + DVI-D+AUDIO
P/N: 9H.L5XLA.TBE (For EU)
9H.L5XLA.TBT (For Australia)
Glossy Black Chassis Colors
Product Service Manual – Level 1~2
Version: 1st
Date:05-12-2011
Notice:
For RO to input specific “Legal Requirement” in specific NS regarding to responsibility and
liability 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 (May. 2011)
©
Copyright BenQ Corporation 2011. All Right Reserved.
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BenQ GL2040 Specifications

General IconGeneral
Screen Size20 inches
Resolution1600 x 900
Panel TypeTN
Brightness250 cd/m²
Contrast Ratio1000:1
Response Time5 ms
Aspect Ratio16:9
Viewing Angle170° horizontal, 160° vertical
Power Consumption (Standby)0.5 W
VESA Mount Compatibility100 x 100 mm
Input ConnectorsD-Sub

Summary

Abbreviations and Acronyms

About this Manual

1.1 Important Information

Crucial details for service personnel before maintenance.

1.2 Trademark Notice

Information regarding BenQ's official trademark.

Introduction

2.1 RoHS Requirements

Details on hazardous substance restrictions for electronic products.

2.2 Safety Warnings and Notices

Essential safety precautions for monitor installation and use.

2.3 Compliance Statement

Official declaration of product compliance with regulations.

General Description

Product Overview

5.1 Monitor Specifications

Technical specifications of the BenQ monitor, including panel, resolution, and connectivity.

5.2 Panel Inspection Specification

Standards and methods for inspecting LCD panel quality and defects.

Cosmetic, Appearance, and Alignment Service

Visual Inspection & Cleaning

Guidelines for inspecting and cleaning the monitor's exterior and screen.

F/W Upgrade SOP

Step-by-step guide for updating the monitor's firmware.

Adjustment / Alignment Procedure

Instructions for adjusting monitor settings and aligning the display.

Circuit Board and Standard Parts Replacement

Product Exploded View

Illustrated breakdown of monitor components for identification.

Six Angles' View

Dimensional and external views of the monitor from multiple perspectives.

Product Disassembly/Assembly

Detailed steps for taking apart and reassembling the monitor.

Block Diagram

Schematic representation of the main board's functional components and connections.

Schematic Diagram

Detailed electrical circuit schematics for the monitor's main board.

PCB LAYOUT

Visual layout of components on the main printed circuit board.

Appendix 1 – Screw List / Torque

List of screws used, their types, and recommended torque values for assembly.

Troubleshooting Monitor Issues

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