Table Of Contents - Samsung 943NWX Service Manual

1. Precautions .............................................................................................................. 1-1
1-1. Safety Precautions ......................................................................................................... 1-1
1-2. Servicing Precautions ..................................................................................................... 1-2
1-3. Static Electricity Precautions .......................................................................................... 1-2
1-4. Installation Precautions .................................................................................................. 1-3
2. Product specifications ............................................................................................ 2-1
2-1. Feature & Specifications ................................................................................................. 2-1
2-2. Spec Comparison to the Old Models .............................................................................. 2-2
2-3. Accessories .................................................................................................................... 2-3
2-4. Accessories (Sold separately) ........................................................................................ 2-3
3. Disassembly and Assembly ................................................................................... 3-1
3-1. SIMPLE STAND Disassembly ........................................................................................ 3-1
3-2. HAS STAND Disassembly .............................................................................................. 3-4
4. Troubleshooting ...................................................................................................... 4-1
4-1. Troubleshooting .............................................................................................................. 4-1
4-2. When the Power Does Not Turn On ............................................................................... 4-2
4-3. When the screen is blank (Analog) ................................................................................. 4-4
4-4. Error Examples and Actions ........................................................................................... 4-7
4-5. Adjustment ...................................................................................................................... 4-8
5. Exploded View & Part List ...................................................................................... 5-1
5-1. SIMPLE STAND Exploded View ..................................................................................... 5-1
5-2. SIMPLE STAND Parts List .............................................................................................. 5-3
5-3. HAS STAND Exploded View ................................................................................................. 5-9
5-4. HAS STAND Parts List .................................................................................................. 5-11
6. Wiring Diagram ........................................................................................................ 6-1
6-1. Wiring Diagram - Main Board ......................................................................................... 6-1
6-2. Wiring Diagram - IP Board .............................................................................................. 6-2
6-3. Connector Functions ...................................................................................................... 6-3
6-4. Cables ............................................................................................................................ 6-3
7. Schematic Diagram ................................................................................................. 7-1
7-1. Circuit Descriptions ......................................................................................................... 7-1
7-2. Schematic Diagrams (Scaler Part) ................................................................................. 7-2
7-3. Schematic Diagrams (Power Flowchart) ........................................................................ 7-2
7-4. Schematic Diagrams (IP Board) ..................................................................................... 7-3
7-5. Schematic Diagrams (Main PBA) .................................................................................. 7-3
Contents