20 Most Recent Sanyo DP26647 26 in. LCD TV Questions & Answers

Sounds like 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.

someone is using a ham radio near it

Seems to me that one if your transistors or resistors popped inside. Try turn it on and off to see if anything happens.

Go to ur tv MENU go to the setup option.Go down to reset funcfion press that,everything in the tv will reset to the Factory settings.

Sounds like your hdmi jacks are ( pardin the pun ) jacked up. Shine a flashlight in the jacks to see if the pins look loose or if the jack has been widened at all.

hi" do you try to adjust color settings.theres a red,blue,green color adjustment under picture setting.
try to set red color to full.
of you already do that.
probably your display driver board has a causes the problem.
display driver board produce image comes from the tuner, then it sent to x and y drive of your LCD screen.

Hi,
Here's the LINK.

There is a problem in ur CRT board.deffective capacitor.

First place to look will be the power supply module, please read my guide so you will understand how LCD TV works and know what to look for.
If you are going to DIY and have proper tools, electronics knowledge, and know safety precaution then please read on:

Please see my basic troubleshooting guide here:
http://www.fixya.com/support/r5093881-lcd_flat_panel_tv_troubleshooting_guide

http://s807.photobucket.com/home/budm/allalbums

http://en.wikipedia.org/wiki/Capacitor_plague

Parts: www.shopjimmy.com
Capacitors kit: http://lcdalternatives.auctivacommerce.com/Default.aspx

If you have replaced the lamp hen you have to do the alignment and adjust your light engine

U have LED front power tv light come on and bliking?Than ur power suply it dead.Power supply board must be replaced.Tries Shopjimmy.com,Ebay.com to buy a refurbish power supply board.