20 Most Recent Sony BRAVIA KDL-55EX710 55" LED TV 1920x1080, 120Hz, HDTV, LED Edgelight Questions & Answers

hi 7 red flashes- main board over heating, can be short on power board or main logic board, thanks shaun

The main power supply regulator section circuit fault. Either it will be a separate board, or the part of main board. Check and replace damaged component/s at its main power regulator [SMPS] section circuit. Contact any service technician. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ It will be best to replace the power supply regulator board as card basis rather than making "Surgery" to it; which usually will make loss for both money and time. Even though you can make it right, it will cost around an amount equal to the cost of a new board; including the cost of (spare parts + service charge) More to say, most of the spare parts to it will be difficult to get from open electronic spare part market. This is true to most of the flat panel TV power supply boards; irrespective of its brand and screen size. Search the site by type in the "brand name" to your device; in the "Search box at the top right of the display window of the Homepage" to get gathered related posts.

Replace the main board. Go here for parts. TV Parts Universal TV Stands DLP Chips ShopJimmy

try playing a dvd on the tv. if it still happens, then it is the tv, if it does not, then it is the cable box, or signal strength.

test with your cell phone directly then reconnect the modem last reset tv to do so in main menu

you have to first go to internet and put your pass word if any ,if it is wifi enable tv signall ma not be coming to tv change the connection where tv issituated

To do a hard reset, just unplug the TV from AC mains wall socket, and re-plug it back after 15 minutes or so. 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; check the site linked here. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/ Service mode entry, adjust and exit procedure to many popular brand TVs are given. Never forget to exit the service mode, after all adjustments have been done. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/ You have to enter its service mode to make it factory reset. Service mode entry, adjust and exit procedure to many popular brand TVs are given. Never forget to exit the service mode, after all adjustments have been done.

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 section 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. http://electronicshelponline.blogspot.com/ Blinking codes details to many popular brand TVs are given. Surf the site with patience.

A plain white screen indicates, there is no video information comes to the panel. You have to check its T'Con board, and the main board. If you wish to get some details; check the site linked here.Viewing it in "Mosaic" will make surf easy. http://electronicshelponline.blogspot.com/

Question edited for clarity. Full 'make model (what it is)'. Question moved from Computers to Sony Bravia Television. Sony says is it the same television, just with a larger screen https://www.google.com/search?q=32ex650+vs+40ex650 You could ask Jimmy which is where your parts come from https://www.shopjimmy.com/

KDL-40HX75A / 40EX650 / 32HX75A / 32EX650 / 32EX550 ...

https://www.sony.com > support > res > manuals PDF You can switch between the i-Manual screen and the TV screen. This feature allows you to refer to the instructions in the i-Manual while using your BRAVIA TV.

Unplug the TV for a while and hopefully, that should reset the circuity. If you're using the original remote control, check for the display button and press it. I would also suggest doing a factory reset if your TV has that feature and if the TV allows you to do it after unplugging it.

The front and back pieces are like a clam shell and are compression fit with tabs into one another. You need to use something like a guitar pick or spudger to separate the pieces. Dont use metal objects due to damage that will happen to the plastic .

Do you get voltage with the main board unhooked?

what plug not told./PC is dead?no it is not a PC it is a television posted to wrong forumnow corrected.is TV set to sleep mode, RTM read the manual on TVare the clicker remote batteries fresh>?

netflix is a 100% internet web site , streaming site. thus the net in flix. what did you mean by hooked?\ do you have internet at home at all? do other things in home work to the internet, like PC or cell phones. what I can not under stand is (different room) this phase implies some rooms do work (netflex) and wifi gets weak if my move any TV farther from the home router and will fail past 25 feet or more. wifi is super weak through walls for sure brick, or 2 walls. if home is small one wifi access point is all you need if huge home more. distance matter, TV to router. no TV model # told. (tells me wifi spec) if you said my TV works in room 1 but not room 2, wifi;. it be super more easy to answer.. is this true? if true , get a tech to upgrade your wifi. or go wired, Ethernet.(a better home upgrade)

Hello !! what do you mean by you replaced the video card ? mainboard or t-con ? , we need more information

They are usually M6 or M8. You can get them from Home Depot or Sainsbury Homebase.. These are listed as the correct ones. https://www.ebay.com/itm/4-STAND-FIXING-SCREWS-FOR-SONY-KDL-40U3000-KDL-40V3000-KDL-40D3000-KDL40W3000-TV-/322578615461 and here as well, the same type https://www.ebay.co.uk/itm/272144950454?mkevt=1&mkcid=1&mkrid=710-53481-19255-0&campid=5338722076&customid=&toolid=10050 ..

Sounds like a bad main board, or more specific the EEPROM is bad on the main

Check power supply caps

You can try but I don't think that will help, sounds like power supply issues, open the back and look for bulged caps