20 Most Recent Sony BRAVIA KDL-40EX400 40" LCD TV Questions & Answers

IIC bus clock and/or data lines low at power on 06. This is the fault, according to the blinking codes given by Sony LCD TVs. That is, the fault lies within the main digital board. To locate the exact fault point to these type of fault, is actually a skilled one. If you wish to get more details to this fault, check the link sited here.http://electronicshelponline.blogspot.com/ It has details about these blinking codes. Before proceed, once again count and make confirm the number of blinks occur at one time switch ON. Pull up older posts by this link at its left side bar.

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. Pull up older posts. http://electro-medical.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.

the screen itself is going bad and wearing out . there is no repair except replacement of the tv . the screens are so expensive to buy there would be no point sorry i could not bring you better news

Fault in the main power supply regulator 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. Surf the site with patience. 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.

the power board is shorted and will need replacement. Yo can get the power supply board from www.tvrepairworld.com

that"s difficult things. but you could try it. but you must check its --t-con board all connection if it same include which connection to what & all voltage must be same. good luck!

Try replacing first the removable power cord for the TV, which may have a fault in it. If that doesn't work, test the prongs in the cord's socket on the back of the TV with a voltage multimeter (about $15-20 at Walmart,) and see if there's a short in the power supply inside. If so, you may be able to order the part from Sony's website and install it yourself, if you're experienced with electronics, or a place like Sears might be able to do it for you at a reasonable price.

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 .