Table Of Contents - Samsung QA55Q900RBWX Series Service Manual

Qled tv

Table of 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

2-3. Accessories ................................................................................................................................2-23

2-4. Features ......................................................................................................................................2-24

2-4-1. Quick Guides ...................................................................................................................2-24

2-4-2. The Samsung Smart Remote ......................................................................................2-29

2-4-3. Using the TV Controller ................................................................................................ 2-31

2-4-4. Rear View & One Connect ............................................................................................ 2-32

2-6. Supported Formats ...................................................................................................................2-33

3. Disassembly and Reassemble ........................................................................................ 3-1

3-1. TV Disassembly ............................................................................................................................ 3-1

3-2. One Connect Disassembly .........................................................................................................3-5

4. Troubleshooting .............................................................................................................. 4-1

4-1. Diagnostic Methods (Flashing Symptom Codes) ................................................................... 4-1

4-2. Function Control Operation Test ..............................................................................................4-3

4-3. Power ............................................................................................................................................4-4

4-3-1. TV POWER STANDBY TEST .............................................................................................4-5

4-3-2. TV POWER ON SEQUENCE TEST .................................................................................4-5

4-3-3. SMPS/PANEL BACKLIGHT TEST ...................................................................................4-5

4-4. Video .............................................................................................................................................4-6

4-4-1. ONE CONNECT .................................................................................................................4-6

4-4-2. MAIN/T-CON BOARD ..................................................................................................... 4-7

4-4-3. PANEL ...............................................................................................................................4-9

4-4-4. Check Test Patterns ......................................................................................................4-10

Contents