Nowadays, all kinds of stereos have entered thousands of households, and people can enjoy beautiful music at any time. However, when using audio equipment, we must not ignore every link. Even how to turn on and off the stereo is very learned. Improper use will affect the performance of audio equipment and even shorten its service life. So how to switch professional audio equipment correctly? Jardine Audio Company provides it for you. \x0d\ First, the boot sequence. After turning on the power supply, turn on the sound source, that is, CD player, card holder, tuner, record player, etc. , and then turn on the equalizer. If you turn on the power amplifier first, it will damage the life of the power amplifier and the tweeter of the speaker. \x0d\ followed by volume control. Before starting the machine, turn the volume knob to 0, and then gradually turn it from small to medium. Don't change its single tone, stereo, bridge and other working modes at will when starting up. Turn off the volume knob to 0 after shutdown. \x0d\\x0d\ is another shutdown sequence. Turn off the power amplifier first, and then turn off the sound source such as the effector, equalizer, CD player and record player, so that when the power supply of other equipment is cut off, its anti-peak voltage will not act on the power amplifier. It should be noted that don't cut off the power at once. \x0d\ Finally, in order to protect the power amplifier and the loudspeaker, quick fuse and safety tube can be installed in the lines of the power amplifier and the loudspeaker or in the loop of the tweeter. In addition, don't plug in CD players, card stands, record players and other live equipment when the power amplifier is turned on, and don't connect speakers when the power amplifier is turned on. Because the two terminals of the speaker are very close, attention should be paid to avoid accidentally shorting the two wires of the speaker and burning the power amplifier.