3
II. Description of Appearance
2.1 Description of Front Panel
ALL IN ONE MIXER AMPLIFER
MP812
DISTRIBUTOR
VOLUME
BASS TREBLE
POWER
CH1
CH2
1
4
5
2
3
CH3
CH4
CH5
CH6
ALL CALL
MIC1
VOLUME
BASS TREBLE
MIC2
VOLUME
BASS TREBLE
MIC3
VOLUME
BASS TREBLE
MIC4
MIC LEVEL
VOLUME
BASS TREBLE
AUX1
VOLUME
BASS TREBLE
AUX2
AUX LEVEL
VOLUME
CHIME
VOLUME
SIREN
MASTER
MP3
B L U E
USB
MP3
VOLUME
MODE
MP3/BLUETOOTH
10
8
6
4
2
OUTPUT
VOLUME
1
4
5
2
3
OFF
1
4
5
2
3
1
4
5
2
3
1
4
5
2
3
1
4
5
2
3
OFF
OFF
OFF
OFF
OFF
1 2 3
4 5
6 7
8
9
10
11 12 13
14 15 16
17 18 19
20
21
22 23
1
Partition CH1 volume adjustment knob
Adjust the volume of the partition CH1, and that
of CH2, CH3, CH4, CH5, CH6 and so on.
2
Partition CH1 switching key
Press this key to turn on the partition CH1, and
then partition CH2, CH3, CH4, CH5, CH6, and
so on.
3
Partition CH1 turn-indicator lamp
When partition CH1 is turned on, this indicator
lamp is alight, and that of CH2, CH3, CH4, CH5,
CH6 and so on.
4
All partitions control key
Press this key to turn on all the partitions.
5
All partitions indicator lamp
Press key 4 to turn on the paging for all the
partitions, and this indicator lamp is alight.
6
Output level indicator lamp
Display the output level.
7
MP3/bluetooth player control key:
: MP3 and AUX switching key
: Previous song key;
: Next song key;
: Play/pause key;
8
Digital display screen (8888)
9
USB port
Support 32GU disk.
10 MP3 volume adjustment knob
Adjust the volume of MP3.
11
Microphone MIC1 bass adjustment knob
BASS
Taking central position as benchmark, turn
counterclockwise to attenuate the base, and turn
clockwise to enhance the base, and then MIC2,
MIC3, MIC4 and soon.
12 Microphone MIC1 volume adjustment knob
Adjust the volume of microphone MC1, then that
of MIC2, MIC3, MIC4 and so on.
13
Microphone MIC1 treble adjustment knob
TREBLE
