Top 20 Toshiba REGZA 42RV530U 42 in. LCD HDTV Questions & Answers

Mild steel screws 4/3 inch in diameter.

There will be no button marked such. The auto scan is a procedure to follow. Set-up (Programming) procedure is too much to type in here, and is not practical and it will differ brand-to-brand remote controls. If you wish to get more; check the sites linked here. It has set-up code list & set-up procedure to many popular brand remote controls. One among it has general set-up codes to check with TVs and other devices are given, in the order of the 'device's brand name list' in alphabetical order. Pull up older posts. Search the sites by type in the brand name to your device in its search box at the top right part of the display window. It will help you to find the document easily. http://remotesearch.blogspot.com/ http://electronicshelponline.blogspot.com/ http://electrohelponline.blogspot.com/ Search the site by type in the brand name of your device, in the "Search box at the top right of the Home page display" to see the set-up codes to your device, with different brand remote controls.

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/ Disassemble procedure to many popular brand TVs and other devices are given in detail with illustrations.

Back - light problem. 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/ In some models of LCD TVS; the backlight inverter and its T'Con board will be a part of the panel itself, and will be a built-in type inside the LCD panel. If so, they can't be replaced. In this case; a panel replacement is the only repair. For some other models, the backlight inverter section circuit will be a part of the main power supply regulator [SMPS]. To such sets, the power supply section circuit too should trouble shoot. Contact any service technician. The circuit will differ with models and versions. Type in the brand name of your device, in the search box [at the top right] of the display window and the Search will start at once as you type in, and will show you all the related posts. It will make surf easy.

Check its system settings first.[PAL, NTSC, SECAM] etc. Select the appropriate system adopted your country of set this setting to 'Auto' if the TV is a multi-system compatible one. If this setting is correct and you still faces this problem, Check the speaker/s. If found OK; check and replace the damaged component/s at its audio output section circuit board. If needy, 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. Surf the site with patience. Do a search by type in the brand name of your device at its search box. http://electronicshelponline.blogspot.com/

Check the speaker/s first. If found OK; check and replace the damaged component/s at its audio output section circuit board. If needy, 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. Surf the site with patience. http://electronicshelponline.blogspot.com/

While I can't tell you what is wrong with your power supply I can offer you two solutions for it - a repair service and a replacement. You can find them both here: http://www.coppelltvrepair.com/search?q=42rv530u Hope this helps! (of course a repair service is not guaranteed to succeed, but if it doesn't you will not be paying service fees; also, I'd say there is a reasonably good chance that a repair service will succeed).

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.

http://electro-medical.blogspot.in/2015/11/lcd-tv-t-con-board-troubleshooting.html

To know more about this, you have to download its repair manual. Its disassemble section will give you all details. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" or "Magazine" will make surf easy. Pull up older posts. Surf the site with patience. Do a search by type in the brand name of your device at its search box and press "Enter". http://electronicshelponline.blogspot.com/ Disassemble procedure to many popular brand TVs are given with illustrations.

Over current consumption by any of other boards. Your TV need a through checkup. Contact any service technician. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" or "Magazine" will make surf easy. Pull up older posts. Surf the site with patience. Do a search by type in the brand name of your device at its search box and press "Enter". http://electronicshelponline.blogspot.com/

1.) Set the t.v. face down on a flat, but soft or cushioned surface as not to damage the screen. As you face it down, remember to position the t.v. so the stand is sticking out over the edge of the surface you are placing it on.2.) There should be four screws on the back of the t.v. set near the stand. Remove them.3.) Once you remove the four screws, you should be able to pull the pedestal stand away from the t.v. set by sliding it out of its holder.Hope this helps!

Try this link to buy a new board. www.alibaba.comgoogle.com/+GopakumarGopalan

5 volts is usually for the main board that controls everything--but if missing that is your problem---I would check to both sides of the source for a short to ground (output first).

This is a case to be handled by a qualified service technician.

It sounds that the main system memory IC has got damaged. This is a very small IC have only 8 solder terminals. Even though it is very small and cheap to buy, function of it in the circuit is great.Just download the user manual to your TV from here, and check all initial settings. Refer to manual and do it. Unplug the TV from AC mains wall socket, and pulg it in after 5 minutes or so. This will make a hard rest to your TV. If there is no other fault, this must make your TV right. If not, seek tech support.

For more details type in this site name "Electro-help" (DO NOT copy and paste the site name from here. Doing so may lead you to wrong place) to search box of your search engine [not in the address bar of your browser], and press "Enter".

It is an electronic equipments service help site.

Note the position of hyphen in between words in site name. The site will appear as it is in web; subtitled as Service help to electronic home entertainment equipments.

Pull up older posts.

You can locate this site, either at the bottom part of first search page, or at the top of second.

Detailed descriptions are there to help you.

Send your email address to me. I've the service manual to your set, and I'll send a copy of it to you by retrun mail.

what is the issue with your TV?

HelloCheck your TV for other inputs, ie, AV, antenna etc. If these inputs are working fine, and only HDMI has the trouble, check the HDMI cable. Reset the TV to its original factory settings according to its manual says. Check these and inform me if you fails to get the HDMI input. OK.

Hi,
Please check tv remote for Zoom/ Aspect Ratio button, press it to change picture size as compare to screen.
Hope this will help.
Thanks.