Troubleshooting & Repairing LCD TVs 
 
 
lcd tv repair guide 
 
Learn how to repair common failures in LCD TVs with this 195 page comprehensive guide. This book was written for beginners in electronics repair and includes many photos. If you want to get started in LCD TV repair or electronics repair than this is a good book for you. Maybe you have a broken LCD TV sitting at home and you want to repair it yourself. No matter who you are or what your reason is for wanting to repair LCD TVs you have come to the right place. Order any time 24 hours a day 7 days a week. Once you complete your purchase you will be sent a link to download a copy of this 195 page guide immediately. 
 
 
 
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

lcd tv power supply psu board

Typical LCD TV Power Supply Board

 

lcd tv mainboard or main logic board

LCD TV Mainboard

 

lcd panel controller or T-CON board

LCD TV panel controller or T-CON board

 

lcd tv inverter board

LCD TV Inverter board

 

These are only examples of some of the photos found inside. In this guide you will also learn how to test the important circuits and components found in LCD TVs.

 

In this guide you will also learn how I repaired these LCD TVs..... 
 
Samsung LNT4061FX/XAA 
Set had vertical colored lines and no OSD. 
 
Samsung LNT4661F 
Takes some time to power on and when it is on there are red dots throughout the picture. 
 
Samsung LNT4671FX 
Unit cycles on and off for minutes before coming on. 
 
Westinghouse LTV32W1 
No power, Power LED turns blue to amber then off, may be intermittent. 
 
Sylvania LC320SL8 
No power, fuse blown. 
 
Sharp LC37D43U 
No back light. 
 
Polaroid FLM323B 
No audio. 
 
Polaroid FLM3732 
No power, no standby LED. 
 
Magnavox 50MF231D/37 
Power LED lights but set does not come on. 
 
 
Find out how I repaired the LCD TVs listed and more inside this easy to follow guide. 
 
checking lcd tv board 
 
 
Also included with this guide is full email support from John Preher. Once you've purchased this guide you will be able to email John with any LCD TV repair questions, questions about testing components, taking measurements or to receive guidance in understanding some of the electronics concepts in the book. You can use the email support for help finding service manuals, schematic diagrams, data sheets, parts distributors, help repairing a specific model of LCD TV and more, 24 hours a day. John will respond to emails usually within 12-24 hours or less. 
 
Product Details 
 
Format: Ebook download in PDF format 
 
Pages: 195 
 
Language: English 
 
Price: $25.00 USD 
 
Extras: Includes email support 
 
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John 
John Preher 
CETG Master Technician 
Expert Rating Certified(Electronic Design) 
Captovis Verified Technician 
 
 

 

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