Table Of Contents - Samsung 740NW Service Manual

1 1 . Precautions .........................................................................................................................................................1
1-1 Safety Precautions ....................................................................................................................................... 1-1
1-2 Servicing Precautions .................................................................................................................................... 1-2
1-3 Electrostatically Sensitive Devices (ESD) Precautions .......................................................................................... 1-2
1-4 Installation Precautions ................................................................................................................................. 1-3
2 2 . Product specifications ..........................................................................................................................................2
2-1 Fashion Feature............................................................................................................................................. 2-1
2-2 Specifications ................................................................................................................................................ 2-1
2-3 Spec Comparison .......................................................................................................................................... 2-2
2-4 Option Specification ....................................................................................................................................... 2-3
3 3 . Alignments and Adjustments .................................................................................................................................3
3-1 Required Equipment
3-2 Automatic Color Adjustment ........................................................................................................................... 3-1
3-3 DDC EDID Data Input .................................................................................................................................... 3-1
3-4 OSD Adjustment When Replacing Panel ............................................................................................................ 3-1
3-5 OSD Adjustment When Replacing Lamp Only ...................................................................................................... 3-1
3-6 Service Function Spec.
3-7 How to execute DDC .................................................................................................................................... 3-4
3-8 How to execute MCU Code .............................................................................................................................. 3-5
4 4 . Troubleshooting ................................................................................................................................................4
4-1 No Power ......................................................................................................................................................4-1
4-2 No Video (ANALOG) ....................................................................................................................................... 4-3
4-3 IP BOARD (POWER) .................................................................................................................................... 4-6
4-4 IP BOARD (INVERTER) ................................................................................................................................. 4-7
5 5 . Exploded View and Parts List
5-1 Exploded View ............................................................................................................................................. 5-1
5-2 Parts List ...................................................................................................................................................... 5-2
6 6 . Electrical Parts List .............................................................................................................................................6
7. B B lock Diagram ...................................................................................................................................................7
7-1 Power Tree ................................................................................................................................................... 7-1
7-2 Main Board Part ............................................................................................................................................. 7-2
7-3 IP Board Part (SMPS Part) .............................................................................................................................. 7-3
7-4 IP Board Part (Inverter Part) ........................................................................................................................... 7-4
Contents
.................................................................................................................................... 3-1
................................................................................................................................. 3-2
..............................................................................................................................5
1 -1
2 -1
3 -1
4 -1
5 -1
6 -1
7 -1