Troubleshooting &Repairing LCD TVs

Troubleshooting & Repairing LCD TVs
Over 40 Chapters
 
Liquid Crystals
Liquid Crystal Displays
The Power Supply Board
The Inverter Board
The Main Board
The Controller/T-Con Board 
The LCD Driver Board
The Standby Circuit
The Liquid Crystal Display In Depth
Tools
Test Equipment
Schematic Diagrams
Understanding and Testing Resistors
Understanding and Testing Capacitors
Understanding and Testing Inductors
Understanding and Testing Transistors
Understanding and Testing Diodes
Understanding and Testing Bridge Rectifiers
Understanding and Testing LEDs
Understanding and Testing Switching Transformers
Understanding and Testing Opto-Isolators
Understanding and Testing Voltage Regulators
Understanding and Testing Switches
Understanding and Testing Fuses and Varistors
Some Testing Tips
Useful Formulas
How To Disassemble An LCD TV
Voltage Test Points
The Tap Test
Freeze Spray and Hair Dryers
Connection Problems
PSU (Power Supply Unit) Failures
Inverter Board Failures
Main Board Failures
No Video
No Audio
OSD/Menu Failure
White Screen
Rainbow Screen
Screen Flashes Then TV Shuts Down
No Back light
Lines In Picture
Cracked Panel
LCD TV Repair Case Histories
Safety
Conclusion
Further Reading
Websites and free download(LCD TV Display Failure Symptoms and possible causes)
Part, Tool and Test Equipment Distributors


Learn to identify important circuits and components found in LCD TVs
Typical LCD TV power supply board
LCD TV Main Board
LCD TV controller/t-con board 
LCD TV inverter board