LED televisions offer better contrast and lower power consumption than standard LCD televisions. The cost of an LED television is significantly more than a standard LCD television.Know More
Standard LCD televisions use a series of cold cathode fluorescent lights to illuminate the screen from behind. LED televisions can be lit from behind or edge lit. Back-lit LED televisions offer better contrast and sharpness than edge-lit models. LED televisions that are back lit are thicker than edge-lit models because the lighting is behind the screen.
Another type of television, called OLED, produces better picture quality than LED and LCD. OLED televisions are more expensive than LED televisions.Learn More
As of 2014, Comcast's customer service telephone number is 1-800-934-6489. This is the initial contact number for all departments, and collections calls are routed to the appropriate department after the call is connected. Comcast does not release a customer-facing direct number for its Collections department.Full Answer >
To remove a tape that is stuck in a VCR, remove the machine's cover and wind the gears to release the videotape and the spool. Sometimes, it is necessary to remove a lodged object that has prevented the tape from moving in the machine, such as a small toy that a child has stuffed through the opening.Full Answer >
To clean a flat-screen television, use a soft cloth to take off any dust, and use a cleaning solution of vinegar and water to remove any hard spots. Wipe gently to avoid damaging the display.Full Answer >
TV picture problems can usually be spotted by checking to see if there are any issues or abnormalities with the TV's On-Screen Display, or OSD, which can be checked by using the TV's remote, not the cable or satellite remote, and clicking on the volume, channel and input buttons to see if the TV's projection lamp is working properly. If it isn't, those patterns that are usually displayed on the screen will look distorted or disappear entirely.Full Answer >