A system for saving power consumed during stand-by mode by an electronic device, which is adapted to be controlled by means of a remote control and which is adapted to switch from the operating mode to the stand-by mode, and from the stand-by mode to the operating mode, comprising the following circuit components, - a microprocessor, - a super capacity, - a power rectifying/distributing system, - a power switching system, - a signal receiving unit, - said power rectifying/distributing system is adapted to provide energy from the mains by the power switching system to the microprocessor, the super capacity and the signal receiving unit under normal operating conditions, - said power switching system is adapted to block energy supply to said power rectifying/distributing system and the electronic device is switched to the stand-by mode, if infrared signals transmitted to said signal receiving unit are evaluated by the microprocessor as a command to switch to the stand-by mode, - said super capacity is adapted to supply energy to said microprocessor and said signal receiving unit in the electronic device during stand-by mode, - said microprocessor is adapted to control the supply of energy to said power switching system by controlling a switching unit (OPTOTRIAC1) of said power switching system to allow power to be transferred to the power rectifying/distributing system; characterized in that said power switching system comprises a diode, a capacitor, and a resistor connected in series in order to supply energy to the power rectifying/distributing system (2 - 4) for a certain period of time, which is determined by values of the capacitor, and the resistor, when the electronic device is plugged into the mains supply for the first time, and in that, during the stand-by mode, said microprocessor is adapted to control the energy stored in said super capacity in a continues manner and said microprocessor is adapted to allow energy to be conducted to said power rectifying/distributing system through the power switching system, if the energy of said super capacity drops down below a predetermined level. - a microprocessor, - a super capacity, - a power rectifying/distributing system, - a power switching system, - a signal receiving unit, - said power rectifying/distributing system is adapted to provide energy from the mains by the power switching system to the microprocessor, the super capacity and the signal receiving unit under normal operating conditions, - said power switching system is adapted to block energy supply to said power rectifying/distributing system and the electronic device is switched to the stand-by mode, if infrared signals transmitted to said signal receiving unit are evaluated by the microprocessor as a command to switch to the stand-by mode, - said super capacity is adapted to supply energy to said microprocessor and said signal receiving unit in the electronic device during stand-by mode, - said microprocessor is adapted to control the supply of energy to said power switching system by controlling a switching unit (OPTOTRIAC1) of said power switching system to allow power to be transferred to the power rectifying/distributing system;