Content Index; Table Of Contents - BenQ G2450HM Service Manual

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Abbreviations & Acronyms ........................................................................................................................................ 3  
1. About this Manual ................................................................................................................................................... 5  
1.1 Important ............................................................................................................................................................ 5  
1.2 Trademark .......................................................................................................................................................... 5  
2. Introduction ............................................................................................................................................................. 6  
2.1 RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS. .................................................... 6  
2.2 Safety Warning and Notice ................................................................................................................................. 6  
2.3 Compliance Statement ....................................................................................................................................... 7  
3. General Description ................................................................................................................................................ 8  
4. Related service information ................................................................................................................................... 8  
5. Product Overview ................................................................................................................................................... 9  
5.1 Monitor Specifications ........................................................................................................................................ 9  
5.2 Panel Inspection Specification .......................................................................................................................... 21  
Level 1 Cosmetic / Appearance / Alignment Service ............................................................................................ 26  
Visual Inspection & Cleaning .................................................................................................................................. 26  
F/W Upgrade SOP .................................................................................................................................................. 26  
Adjustment / Alignment Procedure ......................................................................................................................... 43  
Level 2 Circuit Board and Standard Parts Replacement ...................................................................................... 58  
Product Exploded View .......................................................................................................................................... 58  
Six Angles' View ..................................................................................................................................................... 60  
Product Disassembly/Assembly ............................................................................................................................. 61  
Block Diagram ........................................................................................................................................................ 71  
Schematic Diagram ................................................................................................................................................ 74  
Troubleshooting ...................................................................................................................................................... 85  
PCB LAYOUT ............................................................................................................................................................. 91  
Appendix 1 – Screw List / Torque ........................................................................................................................... 99  

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