20 Most Recent Sceptre X405BV-FHD3 40 in. LCD HDTV Questions & Answers

My sceptre tv just started randomly changing through input modes, sometimes once or twice before stopping and sometimes it continues

Hi Claudia, everyone has to start somewhere, replacing a Power Supply Board is quite straightforward with a little common sense and safety precautions, there are many tutorials on you tube, you would probably find that someone has posted a tutorial on your actual model, here's an example of a power supply board swop, have a look at this one and others to gain an insight and decide then if its for you, LCD TV Repair No Power Power Supply Common Symptoms Solutions How to...

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.

you must verify first where the problem came from.check in the sound set up menu if set to off, if ok at this time you can use a powered pc speaker to isolate the cause. hooked up the powered pc speaker to the audio output jack of the tv, if you can get sound there the cause will be bad amplifier circuit.if you can not get sound there then the problem is bad sound processor at the board.

Fault with 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.

If your LCD TV or monitor has stopped working, or is displaying one of the following symptoms, then it's a candidate for some new capacitors - Flickering screen - Screen image disappears after several seconds - Dim screen - Slow start - Power LED on, but no picture - Unusual colors and/or lines The primary cause of LCD TV and monitor failure is caused by faulty capacitors. You can examine the capacitors in your LCD TV or monitor and actually see if they are bad. If they appear bulged on top, then they need to be replaced. New capacitors will solve a host of problems in LCD monitors and TV's and will extend the life of your monitor or TV by several years. Take it to a repair shop.

Be sure dvd player is correctly connected. If you connect the yellow video composite out the dvdto the input on the tv that is not yellow you are probably trying to watch it thru the component in . The component in is 3 wires green blue and red. if all three are not connected the picture will have no color. If you have 3 wire connection on dvd connect it to 3 wire in on tv the other red and white are audio.

Might be size adjustments in Menu. Look for size. It's buried sometimes in the menu.

i have a sceptre Lcd tv model x40 the red light is on but when you push the power button it will not come on

maybe your in 'picture in picture' mode, look for a button on the remote that has 'pip' on it

what happens when u hit the usb button again?

Some stands even if the screws are removed won't come out just because it's shaped in a way that it is retained by the rear plastic cover. So unless the last one is removed, the stand won't come out.And make sure the stand doesn't get loose and falls on your toes when you remove the big back cover.

Refer its user manual for details. To download it, check this link.

You'll have to take the cover off. This only consists of a few screws to remove, and lifting off the cover. When you have the cover off, try turning any white gears (carefully) to open the drawer. Some tray mechanisms have bad design. They refuse to open after a few months. This is in the design of the plastic parts and mechanisms of the cd drawer. Flawed design.