Samsung UN40HU6900F, Service Manual

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Contents
1. Precautions ...................................................................................................................1-1
1-1. Safety Precautions ..............................................................................................................1-1
1-1-1. Warnings ...................................................................................................................1-1
1-1-2. Servicing the LED TV ...............................................................................................1-1
1-1-3. Fire and Shock Hazard .............................................................................................1-1
1-1-4. Product Safety Notices .............................................................................................1-2
1-2. Servicing Precautions ..........................................................................................................1-3
1-2-1. General Servicing Precautions .................................................................................1-3
1-3. Static Electricity Precautions ...............................................................................................1-4
1-4. Installation Precautions .......................................................................................................1-5
2. Product Specifications .................................................................................................2-1
2-1. Product information .............................................................................................................2-1
2-2. Product specification ...........................................................................................................2-2
2-2-1. Detailed Specifications .............................................................................................2-2
2-2-2. Feature & Specifications ...........................................................................................2-6
2-3. Accessories .........................................................................................................................2-7
2-4. Viewing the Functions .........................................................................................................2-8
3. Disassembly and Reassembly ....................................................................................3-1
3-1. Disassembly and Reassembly ............................................................................................3-1
4. Troubleshooting ...........................................................................................................4-1
4-1. Troubleshooting ...................................................................................................................4-1
4-1-1. Previous Check ........................................................................................................4-1
4-1-2. Simple flow chart of malfunction ...............................................................................4-3
4-2. How to Check Fault Symptom .............................................................................................4-4
4-2-1. NO Power .................................................................................................................4-4
4-2-2. No Video (HDMI 1, 2, 3, 4 - Digital Signal) ...............................................................4-7
4-2-3. No Video (Tuner_CVBS) ........................................................................................4-10
4-2-4. No Video (Tuner DTV) ............................................................................................4-13
4-2-5. No Video (Video AV) ...............................................................................................4-16
4-2-6. No Video (COMPONENT) ......................................................................................4-19
4-2-7. No Sound (1.Speaker 2.Monitor_out 3.Optical)_NT14U ....................................4-22
4-3. Factory Mode Adjustments ................................................................................................4-25
4-3-1. Detail Factory Option ..............................................................................................4-25
4-3-2. Entering Factory Mode ...........................................................................................4-26
4-3-3. Factory Data ...........................................................................................................4-27
4-4. White Balance ...................................................................................................................4-43
4-4-1. Calibration ..............................................................................................................4-43
4-4-2. Service Adjustment .................................................................................................4-43
4-4-3. Adjustment ..............................................................................................................4-44