CMX CX4.100, Руководство по эксплуатации

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8 . O P E R A T I O N I N S T R U C T I O N S
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1. Power on
1.1 According to introduction, make the setting and wiring correctly.
1.2 Check short circuit between input cable and output cable.
1.3 Check whether the local power grid are in conformity with this manual.
1.4 Make sure the power is off, turn the volume to the minimum.
1.5 Connect the power supply, turn on the audio source, power on this digital amplifier;
Adjust the volume knob clockwise to suitable location.
1.6 Turn on the effect devices and the professional amplifier and make sure the above
equipments work properly.
2. Power off
2.1 Adjust the volume knob counterclockwise to the minimum.
2.2 Turn off the switch, set to OFF position.
2.3 Turn off the professional digital amplifier, set to OFF. Then turn off the effect equipments,
audio sources.
9 . T R O U B L E S H O O T I N G
Fault phenomenon The cause of the problem
There is no sound output
when the line connection is good
1.No electricity or plug contact undesirable
2.The fuse was burn out
3.The volume is not open
4.No input signal
Normal startup, the alarm triggered
1. Load short circuit or damaged
2. Power supply voltage is not stable, too high or
too low
3. Overload
In the normal use of all of a sudden
no sound output
1. Temperature is too high, the machine in
temperature protection
2. Loose cable connection