*
*
4
Note:
Individual zone opening and closing may be achieved by adjusting
Zone Volume Adjustment Button
on
Front
Panel
.
Mute Function
MIC 1 and bells are the input sockets with the highest priority, and the signal entered by the
interface suppresses the signal of the other interface. The degree of inhibition can be
adjusted by the voice controller "MUTE" of the rear panel of the machine, and the min
position is suppressed to the maximum degree when the max position is suppressed to a
minimum. Factory Cho in MIN (maximum inhibition degree).
MUTE
MIN
MAX
PRECAUTION OF INSTALLATION
1.Do not block ventilation holes.
2.The amplifier should not be placed in any of the areas:
1)with poor ventilation;
2)exposed to direct sunlight;
3)with high ambient temperature or adjacent to heat-generating equipment;
4)with high humidity or heavy dust;
5)susceptible to vibration.
3.Make sure the power outlet conforms to the plug of the unit.
4.Do not use this unit if the electrical power cord is frayed or broken.
5.Always operate the unit with the ground wire
6.If a short alarm rings after turning on power and inputting signals, there must be an output short
circuit fault. In such case, power should be cut off immediately. Do not turn on the power until the
fault is removed.
