BenQ 9H.LDMLA.TB Series, Service Manual

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2
Content Index
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.......................................................................................................................... 15
Level 1 Cosmetic / Appearance / Alignment Service ............................................................................................ 22
Visual Inspection & Cleaning .................................................................................................................................. 22
Software/Firmware Upgrade Process .................................................................................................................... 22
Factory mode ........................................................................................................................................................ 29
Adjustment / Alignment Procedure ......................................................................................................................... 37
Level 2 Circuit Board or Standard Parts Replace ment ........................................................................................ 61
Product Exploded View .......................................................................................................................................... 61
Six Angles’ View ..................................................................................................................................................... 63
Product Disassembly/Assembly ............................................................................................................................. 64
Troubleshooting ...................................................................................................................................................... 74
Appendix 1
– Screw List / Torque ........................................................................................................................... 80