Hello, I'm a technology expert with a deep understanding of electronics and energy consumption. I'm here to provide you with a comprehensive answer to your question regarding the electricity usage of televisions when they are turned off.

First and foremost, it's important to understand that not all televisions are created equal. The energy consumption of a television set can vary greatly depending on its age, model, and technology used. However, there are some general principles that apply to most modern televisions.

Standby Mode and Energy Consumption
When a television is turned off, it doesn't necessarily mean it is completely disconnected from the power source. Many TVs have a standby or sleep mode that allows them to quickly turn back on when you press the power button. This standby mode requires electricity to keep the TV in a state where it can be rapidly activated. The amount of power consumed in standby mode can vary, but it's typically a small fraction of the power the TV uses when it's actually on.

Clocks, LEDs, and Indicator Lights
Some televisions have features like clocks, LED indicator lights, or LCD panels that display information even when the TV is turned off. These features require a small amount of electricity to operate. For example, the LED light that shows whether the TV is on standby or completely off consumes power. Similarly, if your TV has a clock that keeps time even when the TV is off, this too will use a small amount of electricity.

Power Modes
Different televisions may have different power modes that can affect their energy consumption when turned off. Some TVs might have an eco mode or a power-saving mode that reduces the amount of electricity used in standby. Others might have a more aggressive power-saving mode that cuts power to certain components to save even more energy.

Energy Star Certification
Television sets that are Energy Star certified are designed to meet certain energy efficiency standards. These TVs are typically more energy-efficient in all modes, including standby. If you're looking to minimize the energy consumption of your TV, choosing an Energy Star certified model can be a good option.

Turning Off Completely
To completely cut off the power to your TV, you would need to unplug it from the wall or use a power strip with a switch to turn off the power to the TV. This will ensure that no electricity is being used by the TV at all. However, most people find it inconvenient to unplug their TVs every time they are not in use, so they leave them in standby mode.

Conclusion
In conclusion, while a television is turned off, it can still consume electricity, primarily due to standby mode, clocks, LEDs, and indicator lights. The amount of electricity used in this state is generally low, but it can add up over time. To minimize this energy consumption, you can choose an Energy Star certified TV, use power-saving modes, or unplug the TV when it's not in use.

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Also any electrical appliances that have a clock, LED, light, or LCD panel on it will also still use electricity while turned off. ... Also any devices that have a standby or sleep power modes will still consume electricity. Most TV's and set top cable boxes never actually turn off, they just go into a standby mode.Jan 6, 2010read more >>