How to use audio equipment safely

　　1. Pay attention to the conditions of use of the machine

　　1. Avoid using the machine in an environment with extremely low or extremely high temperature, and avoid direct sunlight on the surface of the machine.

　　2. Avoid using the machine in a humid environment to avoid premature failure of the internal components or premature rust of the machine.

　　3. Before using it, make sure that the local power supply voltage is consistent with this unit.

　　4. The use environment is relatively dry, especially prone to static electricity. Humidity should be increased around the device to avoid malfunctions caused by static electricity.

　　How to use audio equipment safely

　　2. Pay attention to the use environment of the machine

　　1. Avoid using the machine in a dusty and vibrating environment.

　　2. There should be enough space around the machine to facilitate the heat dissipation of the machine.

　　3. For the power amplifier, special attention should be paid to keep the cooling channel unobstructed.

　　3. Attentions in the use of the machine

　　1. In the audio system, attention should be paid to the sequence of power-on and power-off. When starting up, you should turn on the audio source and other front-end equipment first, and then turn on the power amplifier; when shutting down, you should turn off the power amplifier first, and then turn off the audio source and other front-end equipment. If the audio equipment has a volume knob, it is best to turn the volume knob to the minimum before turning it on and off. The purpose of this is to reduce the impact on the speaker when it is turned on and off.

　　2. It is strictly forbidden to unplug or insert the signal plug while it is powered on. So as not to damage the machine or speakers due to the resulting impact.

　　3. If the machine makes an abnormal sound during operation, turn off the power immediately and stop using it. And ask experienced and qualified maintenance personnel to repair.

　　4. Pay attention to the maintenance of the machine

　　1. Do not use volatile solutions to clean the machine, such as gasoline, alcohol, etc. to wipe the surface of the machine, and use a soft cloth for dusting. Also, unplug the power supply before cleaning the case of the machine.

　　2. The machine is generally not waterproof. In case of wet water, use a dry cloth to wipe off the water stains. After the water is dry, it can be turned on to work.

　　3. Do not place heavy objects on the machine to avoid deformation of the machine.

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Special audio equipment for Shanghai MASTER CLUB bar is provided by MASTER Audio