20 Most Recent
Sharp LC52E77UN 52 in TV Questions & Answers
The power light stays on green but tv does not turns on
Fault at its main digital board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts.
http://electronicshelponline.blogspot.com/
In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary.
Before going further; try a hard reset first. If it does not help you, replace the main digital board. There are two methods to reset TVs. The first is simple to do; a Hard Reset. The other is somewhat skilled; is a Factory Reset (System Reset). To make it a hard reset, just unplug the TV from AC mains wall socket, and re-plug it back after 15 minutes or so. If you do this by overnight is better. This procedure will make it a hard reset. If you want to make it a system reset [Factory Reset]; you have to enter its service mode option, and select the factory reset option. If you wish to get some details; visit the site linked here.
Power and opc blink twice then opc 3 times tv will only stay on for minute
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, 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.
My Sharp LC-52E77UN TV shut
The power supply is the biggest problem that we see right now. You can take the TV apart and check the capacitors in the power supply for bulging on the ends, that indicates that they are bad. Caps are very inexpensive.
TV has a broken lcd. The lcd is not punctured.
This problems is not repairable only can be replaced the entire LCD picture screen panel.The LCD, Plasma or any picture screen panels for that matter are 90% inportant to the tvs.These screen panels are in limited productions by the tvs corporations.The only place u can buy a tvs screens panels are the tvs corporations themselves.Yes,they'll sell it to u,but they'll charges u same as a new tv.Sorry tvs with broken or damages the screen panels are not worth trying to replaced the screen panels.The tv only now,worth as a salvages tv for it electronic boards for spare parts,that it.
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