DSPPA MAG2123S User manual

Sequence Controller
MAG2123S
User's Manual
Welcome to use DSPPA public address system. For the better use of this product, please read this instruction carefully
prior to use.
Guangzhou DSPPA Audio Co., Ltd
http://www.dsppatech.com

* * Sequence Controller
Caution
To assure the finest performance, please use or operate the product in accordance with corresponding
instructions.
This symbol indicates "forbidden content" This symbol indicates "compulsory content"
■ Please make sure that the
power wire is NOT damaged.
Do NOT unplug the equipment
by pulling the power wire;
otherwise it may cause electric
shock, short circuit or fire.
■ When the equipment is in use, DO NOT block the air
outlet which should be kept clear, in order to avoid
overheat.
■Do NOT store this
equipment in any
place with heavy
dust or vibration, or
where it is extremely
cold or hot.
■ Please do NOT place any heavy article on this
equipment. Please operate
switches, buttons or
external audio source
carefully.
■ Please prevent foreign matters (such as paper,
metal etc.) entering the equipment through the gaps
or opening, in such cases, please cut off the power
supply
immediat
ely.
■ Do NOT attempt to remove any internal component
from the equipment, or
to
modify the equipment in
whatever manner.
■ In case that sound is suddenly off or there is
abnormal odor or smoke, please unplug the
equipment from the power socket to avoid potential
electric shock, fire or other accident. The equipment
should be inspected by professional personnel.
Burning Smell
■ If the equipment is not in use for a long period, please
unplug it from the AC power socket to realize zero
energy consumption.

* * Sequence Controller
Contents
1. Features....................................................................................................................................................................... 1
2. Description of Appearance.............................................................................................................................................. 1
2.1 Description of front panel......................................................................................................................................1
2.2 Description of rear panel.......................................................................................................................................1
3. Connection Diagram...................................................................................................................................................... 2
Safety Precautions.............................................................................................................................................................3
Matters needing attention................................................................................................................................................... 3
Packing List..................................................................................................................................................................... 4
Specification.................................................................................................................................................................... 4

1
1. Features
Independent 8-channel high power output
Universal socket which supports multiple three-pole power socket
Maximal output of single channel is 10A
Total input current capacity is 10A
On/off status of each channel on front panel for monitor use
One-click switch to turn on/off each channel
Can power on/off the amplifier in sequence to avoid high current to damage the amplifier or the power
supply system
Can be widely used in multimedia classrooms, multi-function halls, conference rooms, projection splicing,
video conferencing, monitoring center, building control, management and command center and other fields
2. Description of Appearance
2.1 Description of front panel
1Timed power signal input indicator
2Power output indicator
3Power indicator
Light on when power on. Light off when power off.
4Power switch
“ ” pressed indicates power-on.
2.2 Description of rear panel

2
1. Eight sequence power output interface
2. Timing power trigger signal connection interface
3. Timing power trigger signal input interface
4. Power fuse
After the power fuse is fused, replace it with a fuse of the same size, and if the fuse is repeatedly fused, there
must be a short-circuit failure inside the machine. Remove the failure and load the fuse of the same size.
5. AC power interface
3. Connection Diagram
Method 1: open or close one system in order
TIMER IN
Timer
Central Control
Amplifier
Conference System
Peripheral
CH 3
CH 4
…
CH 1
CH 2
…
CH 7
CH 8
…
CH 5
CH6
…
Method 2: Time-sharing to start multiple amplifiers to avoid impact on the grid
CH1
CH2
CH8
… …
TIMER IN
Timer
Amplifier 1
CH3
Amplifier 2
… …
Amplifier n

3
Safety Precautions
1. Safety Precautions
Please do NOT connect this device to the power source, before the system is correctly wired.
It is important to ensure that input voltage to the device is the same as required voltage of the device,
otherwise the device may be damaged.
There is dangerous voltage in the device, which may cause personal electric shock. Please do NOT open
the case without permission, to avoid potential risks of electric shock.
The device is not completely disconnected from power source when it is switched "OFF". For sake of
safety, please disconnect the device from the socket if it is not in use.
Please do NOT place the device where it is extremely cold or hot.
Good ventilation must be provided in the working environment of the device, to avoid excessive
temperature during its operation, which may cause damages to the device.
Please unplug the device from power socket in raining and wet days or if the device is not in use for a
long time.
Please disconnect the power plug from sockets, to ensure the device has been completely disconnected
from power source, before any component is removed from or re-installed in the device or before any
electric connector of the device is disconnected or reconnected.
In case of any failure of the device, please do NOT open the case and repair without permission from a
professional personnel, to avoid accident or additional damages to the device.
Please do NOT place any corrosive chemicals near or on the device.
2．Matters needing attention
Our company provides a three-year free warranty service (including free replacement parts) over quality
issues as from the date of purchase, provided that the device is installed and used in accordance with
requirements specified in the User Manual.
For warranty, the user must show the Warranty Card and the receipt kept by the user and purchase
invoice of the device as supporting documents.
The following conditions are beyond the scope of warranty:
1．Product damage due to improper installation, use or handling;
2．Product damage due to abnormal conditions (such as excessive power source voltage or ambient
humidity);
3．Product damage due to acts of God;
4．Product SN is changed, altered or removed;
5．Product has been repaired or modified by any person without duly authorization from our company;
Please keep the User Manual and Warranty Card in good custody.
For issues and precautions not mentioned in this User Manual, if required, please contact the distributor
or visit our website at http://www.DSPPA.com.
In case of any failure in the warranty period, please contact service personnel (or distributor) of our
company for service. The company shall not be made liable for damages due to unauthorized
dis-assembly or maintenance or service by unauthorized personnel.

4
Packing List
No.
Packing List
Quantity
1
User Manual
1
2
Certificate
1
3
Warranty Card
1
4
Power Cable
1
5
Countersunk cross-head screw/ 5x19
4
6
Washer
4
Specification
Note: The performance specifications are subject to changes without further notification.
Model
MAG2123S
Power Output
8 channels, universal socket
Single-channel Maximum load
10A
Control Manner
Manual sequential startup,
external short-circuit signal trigger startup
Power Capacity
Total 220V，10A
Input Power
AC220/50Hz
Sequence Interval
About 0.5s
Package Size (L×W×H) (mm)
534×350×110
Machine Size (L×W×H) (mm)
484×225×44
Net Weight
4.4kg
Gross Weight
5kg

5
Guangzhou DSPPA Audio Co., Ltd
Caution
●The device is not completely disconnected from power source when it is switched "OFF". For sake of safety,
please disconnect the device from the socket if it is not in use.
●Please keep this device off water drops or splash or vase filled with water or any other articles of similar
nature.
●Please do NOT remove the cover of the equipment, otherwise you may get an electric shock. Where
necessary, repair to the equipment should be conducted by qualified professionals.
●All terminals on the device marked with are live and dangerous, and should be connected by trained
personnel.
●This is connected to power source via the plug and any failure or danger occurs, the user can disconnect the
device from power source by pulling out the plug out from the socket, therefore, it is required that the power
socket should be located somewhere with easy access.