20 Most Recent Samsung LN40C650 TV - Page 3 Questions & Answers

Take it to a repair shop and ask them?

Using what tv source?

These blinks [flashes] are fault indication (Error Codes). From the number of blinks occur at one time switch ON, you can get an idea about the faulty circuit stage inside it. This will make repair easy. These are called blinking codes. Make sure about the exact number of blinking of the standby/power led, by switching On & OFF the set, for at least two times. Count it carefully. If you wish to get some details, check the site linked here. It has details about blinking codes, and fault locating procedure, to many popular brand TVs and other devices. Viewing it in "Mosaic" will make surf easy. http://electronicshelponline.blogspot.com/ Blinking codes details to many popular brand TVs are given. Surf the site with patience

Yes. It is the fault with its back light inverter. Contact any service technician. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" will make surf easy. http://electronicshelponline.blogspot.com/

could be a capacitor that's ready to go .check the cross at the top of the capacitors are not raised up in any way even the slightest can cause problems. the capacitors on the left of image below are good and the big ones on the right are not.

What is the problem you faces with this TV? Provide more details, please. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" will make surf easy. http://electronicshelponline.blogspot.com/

It sounds to be a main board fault. Before confirmation, contact any service technician.