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LED TV
Chassis: U74H U74G
Model: UA22ES4003R UA39EH5003R
UA32EH4003R
SERVICE MANUAL
LED TV Contents
1. Precautions
2. Product specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Wiring Diagram
UA**EH*003R
Refer to the service manual in the GSPN (see the rear cover) for more information.
Contents
Contents
1. Precautions ...................................................................................................................................... 1 - 1
1.1. Safety Precautions ................................................................................................................... 1 - 1
1.2. 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. Detail Factory Option ............................................................................................................... 2 - 7
2.3. Accessories ............................................................................................................................ 2 - 8
3. Disassembly and Reassembly .............................................................................................................. 3 - 1
3.1. Disassembly and Reassembly..................................................................................................... 3 - 2
3.2. Assy Board P-Jog Switch & Ir.................................................................................................... 3 - 8
3.3. Disassembly(PTC) ................................................................................................................... 3 - 9
4. Troubleshooting ................................................................................................................................ 4 - 1
4.1. Troubleshooting ...................................................................................................................... 4 - 1
4.2. How to Check Fault Symptom.................................................................................................... 4 - 3
4.3. Troubleshooting2..................................................................................................................... 4 - 11
4.4. Factory Mode Adjustments ........................................................................................................ 4 - 13
4.5. White Balance......................................................................................................................... 4 - 14
4.6. White Ratio (Balance) Adjustment .............................................................................................. 4 - 17
4.7. RS-232C ................................................................................................................................ 4 - 19
4.8. Software Upgrade .................................................................................................................... 4 - 20
4.9. Rear Cover Dimension.............................................................................................................. 4 - 22
5. Wiring Diagram ................................................................................................................................ 5 - 1
5.1. Wiring Diagram....................................................................................................................... 5 - 1
5.2. Connector .............................................................................................................................. 5 - 4
5.3. Connector Functions................................................................................................................. 5 - 7
5.4. Cables ................................................................................................................................... 5 - 8
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