Top 20 Sharp LC-65D90U 65 in. LCD Television Questions & Answers

Couldn't find your specificcion but maybe another T-Con board might work too Try Sharp DUNTKD530UJ01 (KD530, XD530WJ) T-Con Board for LC-65D90U Sharp DUNTKD530UJ01 KD530 XD530WJ Con Board for LC 65D90U Or call Shopjimmy see Contact/Helps on webpageThey know about EVERYTHING about parts!

check and replace the vertical deflection ic.also check for dry joints

Call sharp back again and tell them you first want to register for aquos advantage program, which is free. By doing that your service will go much quicker with them. You then tell them that you want to get set up for service. They will have one of their authorized professionals come and fix your tv in a matter of days. If their tech cannot fix it, they will replace your tv free of charge as long as you are within your warranty.

This is a main control module problem since you can't bring up the menu. I recommend contacting your local svc co.

I had a same problem with sharp LC-40LE340E. The service told me to change motherboard but I decided to buy a new LG TV. The sharp TV I left unplugged for a 50 days and after that when I tried again the tv started normally. I was Really surprised. Don't spend money just wait and check again. [email protected]

Menu on remote and make sure you have it on wide screen or 16 to 9

Check the high voltage circuit on the board that has the 120 volts input. The high voltage should be close to 400 volts - nothing less than 390 volts. The capacitor is failing to hold the voltage and needs to be replaced.

When you say WD box, do you mean a Western Digital Hard Disk Drive? If so, get a Solid State Drive (SSD), and connect it via USB3. The HDD or the USB connection is not fast enough to keep up with the required speed of the video. If you mean something else, please add details.

Look for it at its bottom side [stand]

Hi, Here you can get solution of your question/problem. https://support.roku.com/hc/en-ca/articles/209403268-Roku-TV-Introduction

The T-con board is bad TV Parts Universal TV Stands DLP Chips ShopJimmy You can get the board from here and replace it yourself. It's easy.

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.

It' seems short circuit . kindly check your input card and power supply .

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/ http://electro-medical.blogspot.com/ Blinking codes details of many popular brand TVs are given. Surf the site with patience.

Sounds like display panel fault. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electro-medical.blogspot.com/ http://electronicshelponline.blogspot.com/ Faults & possible causes to LCD screen are given with illustrations. You can get an idea about the fault to an extent. Faults to all LCD screen are similar, irrespective of its brand and screen size.

Hello If your Roku 3 player is not connecting to WiFi, it is possible that the WiFi signal from the router is out of range. In order to strengthen the signal, move the router and Roku 3 so that there are fewer objects and walls between them. For any help or support just visit us: www Roku Com Link

Check and replace damaged component/s at its back-light inverter board, or replace this board as card basis. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. It will be best to replace the inverter board as card basis. http://electronicshelponline.blogspot.com/ To some model sets; especially LED back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. Check and replace the damaged CCFL lamp/s too.

Please attempt to bring up an internal image on the screen by pressing Menu button on TVs remote, and on the TV panel itself. Do the same using the Volume button to see if the volume bar appears. If they appear, check the cords of the sources connected to the TV; make sure they are secure, and not loose. If doesn't appear going to need a circuit board replacement.

Imput 1 air TV imput 2 cable .. Try seeing if it's set to change 3 or 4