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                              Mixer Amplifier

 

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. 

 

Summary of Contents for MP212

Page 1: ...mplifier MP260 MP212 User Manual Thank you for using our DSPPA public address system Please read this User Manual carefully to make better use of this equipment Guangzhou DSPPA Audio Co Ltd http www DSPPA com http www dsppatech com ...

Page 2: ...ease disconnect other equipment from power source before they are connected to this product Please tune volume to its minimum level before the device is powered ON or OFF All terminals on the device marked with are live and dangerous and should be connected by trained personnel When abnormal conditions are realized Please disconnect the device from power source immediately in case the power cord i...

Page 3: ...1 Description of Product 1 1 1 Features 1 2 Description of Appearance 2 2 1 Description of front panel 2 2 2 Description of rear panel 3 3 Connection Diagram 4 4 Muting function 5 Packing List 7 Specification 7 ...

Page 4: ...e constant voltage of 100V Any partition is provided with independent switch control button in addition to a button for the operation of all such six partitions There is a LED digital tube display screen which is used to display the working status of the equipment This equipment is applicable to places where small sized public broadcasting system is needed 1 1 Features Two microphone inputs three ...

Page 5: ...input jack Indicate output level Connect to microphone of unbalanced Bass control 30 600Ω with 1 4 phone plug Adjust bass response The muting function is activated Treble control while the signal is sent to Mic1 Adjust treble response Zone ALL ON button Zone button Note When all the five elements 10dB of the LED level meter remain lit it indicates that the sound is distorted In such a case adjust ...

Page 6: ...low Connect to linear source equipment AC power connector Line output Connect to AC power source Connect a recorder Mic2 input 6 Zone Output terminals Connect to the microphones at unbalanced Connect to speakers 30 600 Ω with 1 4 phone plug Mute control The signals from Mic2 Adjust muting function Be muted by the signal from Mic1 ...

Page 7: ...r Amplifier 4 3 Connection Diagram CD MP3 PLAYER MP9906 Cassette Player TAPE DECK MP9907 CD MP3 Player TAPE DECK MP9907 Tuner TAPE DECK MP9907 CH1 CH2 Amplifier Mic 2 Zone 2 Zone 4 Zone 6 Zone1 Zone 3 Zone 5 ...

Page 8: ...ine1 Line 2 Line3 are automatically muted by a input from Mic1 as the signal from Mic1 overrides other input signals The level of MUTE can be adjusted within the range from MAX to MIN by adjusting MUTE control button on the rear panel It is preset at MAX before shipping from the factory MAX MIN MUTE ...

Page 9: ... 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 inst...

Page 10: ...2 3 300mV unbalanced Frequency response 65Hz 20kHz 3dB Distortion Less than 1 at 1kHz 1 3 rated output voltage The ratio of signal to noise ratio Mic1 and 2 Bigger than 80dB Line 1 2 and 3 Bigger than 80dB Tone Bass 10dB at 100Hz Treble 10dB at 10kHz Protection AC fuse DC voltage overload short circuit Muting function Mic1 overrides other input signals with 0 30dB attenuation Power requirements AC...

Page 11: ...e 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 po...

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