BenQ M2400HD - 24" LCD Monitor, Service Manual

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24” LCD Color Monitor BenQ M2400HD
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Content Index
Abbreviations & Acronyms........................................................................................................................................3
1. About This Manual..................................................................................................................................................5
1.1 Important ............................................................................................................................................................5
1.2 Trademark...........................................................................................................................................................5
2. Introduction .............................................................................................................................................................5
2.1 RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS.....................................................5
2.2 Safety Notice ......................................................................................................................................................6
2.3 Compliance Statement .......................................................................................................................................6
3. General Description................................................................................................................................................6
4. Related service information...................................................................................................................................7
5. Product Overview ...................................................................................................................................................8
5.1 Monitor Specifications ........................................................................................................................................8
5.2 Packing...............................................................................................................................................................9
Level 1 Cosmetic / Appearance / Alignment Service ............................................................................................12
Visual Inspection & Cleaning..................................................................................................................................12
Software/Firmware Upgrade Process ....................................................................................................................12
Adjustment / Alignment Procedure.........................................................................................................................20
Level 2 Circuit Board and Standard Parts Replacement ......................................................................................31
Product Exploded View ..........................................................................................................................................31
Six angles’ view ......................................................................................................................................................31
Product Disassembly..............................................................................................................................................32
Block Diagram ........................................................................................................................................................36
Schematic Diagram ................................................................................................................................................39
Troubleshooting Guide ...........................................................................................................................................49
PCB LAYOUT .........................................................................................................................................................55
Appendix 1 – Screw List / Torque ...........................................................................................................................58
Appendix 2 – BOM List.............................................................................................................................................59
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