I need screen on my pc back to full screen. and I cons back on bottom

The t con board or LCD panel of the tv is faulty. Can confirm by replacing the t con board.
If you wish to get some details; check the site linked here. Pull up older posts.
http://electro-medical.blogspot.com/

This problems,I've fixed it before.The board called the T-CON board it have some kind of a shorts in it circuitries parts to project this kind of a picture to the LCD screen panel to have this problems.The T-Con board sit in the middle of the bottom of the tv LCD screen panel,90% of the LCD tvs out there that where the T-CON board sit.If u have some basic mechanic skills like take things a parts and putting things back together again.U should have no problems at all by replacing this T-Con board.Tries websites like Shopjimmy.com,EBay.com to buy a refurbish T-CON board for the replacement.

T con board is responsible for the image you see on screen as well as any anomalies.

The screen flicker than go blank,does it still have power to the tv set?Yes,than this cause only can be causes by only 2 boards in the tv can causes this problems,if tv power still stable for the set.The T-CON board it shorting out and dying for this problems to happen or worst case causes the Main board tv Tuner signal board it dying.The T-CON board the priced it is cheaper and could cause this problems too.Tries change this T-CON board first,see what happen.This board T-CON board sit at the bottom in the middle of the LCD screen panel to decodes pictures pixel before it go onto the LCD screen panel.Tries websites like Shopjimmy.com,Ebay.com to buy a refurbish T-CON board for the replacement.

The tvs shops will cost u like around $300-350 for the board part that call the T-CON board and labors.The board that call the T-CON board it is shorting out and dying to causes this.This T-CON board sit in the middle at the bottom of the tv LCD screen panel.U have some basic mechanicals skills like take things aparts and putting it back together again?Yes,tries websites like Shopjimmy.com,Ebay.com to buy a new refurbish T-CON board for the replacement by ur self.The T-CON board probally will cost u like 80-90 dollars plus shipping.

Either your T-con is going out, or panel. More than likely your T-con.

Vertical colors bars appearing and disappering are the causes by the board that call the T-CON board it is dying or the fiber optic cable that connected to it lose or damages internally.Mostly of the times about 99% of the times the T-CON board it is dying and it is not decodering pixels codes correctly anymore before it send those pictures pixels codes to the tv LCD screen panel.This T-CON board sit at the bottom in the middle of the tv LCD screen panel.Tries websites like Shopjimmy.com,Ebay.com to buy a new refurbish T-CON board for the replacement.

Hi,
Basically it is problem of lcd panel (screen) but some times T-Con board (it is also part of lcd panel) replacement fix the issue.
T-Con board is located top center of lcd panel at back and need to take off back cover of tv to see it, this board would be covered under metal shield.
Expertise are required to replace this board and novice can damage lcd panel (screen) permanently.
Thanks.

This problems,the board call the T-CON decoder board,have problems,about to dies.This T-CON decoder board sit right in the middle bottom of the LCD screen.Tries websites like Shopjimmy.com,Ebay.com to buy a refurbish T-CON decoder board for the replacement.

The T-Con board have problems.Dying,or Lose or bad optic cable?That the board,that sit right in the middle of the bottom of the LCD screen panel. To control diffrent frequencies going to the LCD screen panel.Tries websites like Shopjimmy.com,Ebay.com to buy a refurbish T-Con board for the replacement.