3
CONNECTIONS
OPERATION AND NOTICE
Connecting with MP9820 Switching Power
，
this amplifier on off status can be switched on
when DC24V Priority Power input. It can accept the 100V Priority Audio signal from the
Control Station, which overrides the MIC and AUX input signal. The effect of this muting
function will be decided by the100V signal’s intensity, not by its volume.
The Spare MIC on front panel is the standby MIC of MIC 1. Its volume can be adjusted by
the volume control of MIC 1.
The turnover cover can be opened by an accessory key. 1~2 microphone can be put inside.
The total load power should be less than the rated power of this amplifier for its protection
and safety.
All the wire should be in good condition.
Don’t put this unit in the wet, unventilated, overheating environment or at the place near to
the heat source.
STEPS of WALL HANGING
1.
Stick two nails on the wall.
(Their positions should refer to
the two nail hole of the amplifier.)
2.
Connect all wires with the amplifier,
then hang it on the nails.
To PB9820S
Switching Power
（
optional
）
Mic.1
100V priority
signal from the
control station
（
optional
）
Aux input 1
Mic.2
Aux input 2
To Speaker
Nail hole
Nail hole 3
Nail hole 2
Notice
：
All COM terminals are ground; the polarities of them can’t be connected by contraries
while connection.
Guard against
theft hole
