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Applicable Country & Regions: Global
Service Manual for BenQ:
G2450HM: D-SUB + HDMI + DVI + AUDIO
P/N: 9H.L7NLA.TBW
GL2450HM: D-SUB + HDMI + DVI + AUDIO
P/N: 9H.L7CLA.TBE
GL2450HE: D-SUB + HDMI + DVI + AUDIO
P/N: 9H.L7CLA.FBE
Glossy Black Chassis Colors
Product Service Manual – Level 1~2
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 (Sep. 2011)
©
Copyright BenQ Corporation 2011. All Right Reserved.
nd
Version: 2
Date:10-31-2012
1
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Table of Contents
Related Manuals for BenQ GL2450HE
Summarization of Contents
About this Manual
Important Safety Information
Details critical safety instructions for service personnel.
Trademark
Information regarding the BenQ brand trademark.
Introduction to Service Manual
RoHS Compliance Requirements
Explains RoHS requirements for electrical and electronic products.
Safety Warnings and Notices
Provides essential safety guidelines for monitor installation and operation.
Compliance Statement
Contains statements regarding regulatory compliance.
Product Overview and Specifications
Monitor Specifications
Detailed technical specifications for the monitor models.
Certification Details
Lists country-specific certifications and requirements.
Panel Inspection Specification
Standards and methods for inspecting LCD panel quality.
Level 1 Cosmetic / Appearance / Alignment Service
Visual Inspection and Cleaning
Guidelines for visually inspecting and cleaning the monitor.
F/W Upgrade SOP
Step-by-step procedure for firmware upgrades.
Troubleshooting Guide
Cannot Enter ISP Mode
Solutions for issues preventing entry into ISP mode.
Troubleshooting FAQs
Answers to common questions regarding image and performance issues.
Firmware Upgrade Procedure (715GT034-D)
Materials List for Upgrade
Lists necessary hardware and software for the firmware upgrade.
Adjustment and Alignment Procedures
Control Panel and Hot Key Functions
Explains monitor control panel buttons and hot key operations.
OSD Menu Navigation and Settings
Guide to navigating the On-Screen Display (OSD) menu.
Level 2 Service: Parts Replacement
Product Exploded View
Illustrated breakdown of monitor components for replacement.
Six Angles' View
Dimensional views of the monitor from multiple angles.
Product Disassembly and Assembly
Disassembly Steps
Step-by-step instructions for taking the monitor apart.
Assembly Steps
Step-by-step instructions for reassembling the monitor.
Technical Diagrams and Layouts
Main Board Block Diagram
Functional block diagram of the main circuit board.
Power Board Diagram
Schematic diagram of the monitor's power supply board.
Main Board Schematic Diagram
Detailed circuit schematic for the main board.
Main Board PCB Layout
Physical layout of components and traces on the main PCB.
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