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AVG-MA2

The AVG-MA2 Mini Audio Amplifier is a
compact-size digital amplifier (Class-D) with 3
inputs (1 L+R stereo audio, 1 analog audio, 1
optical fiber audio).

Features

3 audio inputs: 1 L+R stereo, 1
analog, 1 optical fiber

Switchable stereo / mono output

Complete EQ management:
including LINE, BASS, TREBLE

Easy volume adjustment via a
rotary knob

Audio loop output

Intuitive LED indicators for input
source, control and volume setting

Controllable via RS232, IR, TCP/IP
(optional)

Web-based GUI

Power off memory function

Easy installation with rack-mounting
design

Содержание AVG-MA2

Страница 1: ...puts 1 L R stereo 1 analog 1 optical fiber Switchable stereo mono output Complete EQ management including LINE BASS TREBLE Easy volume adjustment via a rotary knob Audio loop output Intuitive LED indicators for input source control and volume setting Controllable via RS232 IR TCP IP optional Web based GUI Power off memory function Easy installation with rack mounting design ...

Страница 2: ...tion instruction only and not to be used in a maintenance capacity The functions described in this version are current as at March 2015 Any changes of functions and operational parameters will be updated in future manual versions Please refer to your dealer for the latest product details Version 1 0 1 3 15 ...

Страница 3: ...ed to extreme hot or cold temperatures 3 This unit will generate heat during operation please ensure that you allow adequate ventilation to ensure reliable operation 4 Please disconnect the unit from mains power if it will be left unused for a long time 5 Please DO NOT try to open the casing of the equipment DO NOT attempt to repair the unit Opening the unit will void the warranty There are high v...

Страница 4: ...put default 2x50Watt 8Ohm 4 5 1 Mono output 1x100Watt 4Ohm 4 5 2 Loop Connection 4 6 System Operation 5 Front Panel Button Control 5 1 IR Control 5 2 RS232 Control 5 3 Connection with the RS232 Communication Port 5 3 1 Installation Removal of RS232 Control Software 5 3 2 Basic Settings 5 3 3 RS232 Communication Commands 5 3 4 TCP IP Control 5 4 Control Modes 5 4 1 Control via TCP IP Communication ...

Страница 5: ...ve work status display making it an ideal addition in a classroom or conference room application 1 2 Features 3 audio inputs 1 L R stereo 1 analog 1 optical fiber Switchable stereo mono output Complete EQ management including LINE BASS TREBLE Easy volume adjustment via a rotary knob Audio loop output Intuitive LED indicators for input source control and volume setting Controllable via RS232 IR TCP...

Страница 6: ...IR Remote 1 x User manual 2 x Detachable Mounting Ears 2 x Pluggable Terminal Blocks 1 3 pin 1 4 pin 1 x Power Adapter DC 33V 4A 1 x IR Receiver 5V without carrier Note Please confirm if the product and the accessories are all included if not please contact your dealer ...

Страница 7: ...al audio Control Press to select the audio to be controlled including LINE BASS TREBLE Volume Knob Press to mute unmute the audio Note press the button to mute the audio toggling it again to restore the audio at the same volume users can also rotate the knob to enable audio output at respective volume Rotate the knob to adjust volume volume bars will change accordingly Clockwise Rotation Volume up...

Страница 8: ...AVG MA2 Operation Format INPUT SEL CONTROL Volume Knob Example To adjust bass audio of input 3 select input 3 choose bass adjust the volume knob Note Pictures shown in this manual are for reference only ...

Страница 9: ...rared signal Channel Switcher dial to STEREO or MONO to enable corresponding output mode INPUTS Audio input area 3 audio inputs in total including 1 stereo audio 1 analog audio and 1 optical audio OUTPUTS LOOP analog audio loop output port available only when input signal is L R stereo audio Audio Output including stereo audio 2x50W 8Ω or mono output 1x100W 4Ω DC 33V Insert DC 33V 4A power adapter...

Страница 10: ...st education banking and security institutions etc 4 2 Usage Precautions 1 System should be installed in a clean environment with temperature and humidity maintained to within equipment specification 2 All of the power switches plugs sockets and power cords should be insulated and safe 3 All devices should be connected before power is turned on 4 Use straight thru Cat5e Cat6 with TIA EIA T568B ter...

Страница 11: ... speakers to audio output port accordingly Specified in 4 5 Audio Output Connection Step 3 optional Insert an IR receiver 5V without carrier to IR IN to enable IR control Step 4 optional Connect a control device e g a PC to RS232 port to enable serial control Step 5 optional Connect a control device e g a PC to TCP IP port to enable IP control Step 6 Plug DC 33V power adaptor to the power port of ...

Страница 12: ...in the following figure 4 5 2 Mono Output 1x100Watt 4Ohm To enable mono 1x100Watt 4Ohm output dial the switcher to MONO and connect output devices as per the figure below 4 6 Loop Connection The AVG MA2 Mini Audio Amplifier boasts a LOOP port for audio signal loop output A maximum of 255 units can be looped within the same operation system Connect Mini Audio Amplifiers like this ...

Страница 13: ...nected Mini Audio Amplifiers which enables multiple Mini Audio Amplifiers share the same audio source Note 1 Audio loop output is available only when the 1st Mini Audio Amplifier selects analogue input 1 or 2 as the source 2 Audio control operations are not available to looped audio signal ...

Страница 14: ...ll light to indicate real time selection There are 3 selectable audio sources corresponding to the 3 audio input ports on the rear panel separately 1 L R stereo audio 2 3 5mm analog audio 3 optical audio Volume Knob Clockwise Rotation Volume up Counterclockwise Rotation Volume down About the Volume Bar Volume bar indicates real time volume level 10 bars in total the higher the volume is the more b...

Страница 15: ...IR receiver 5V without carrier to IR IN port on the rear panel users are able to control the amplifier using the included IR remote see as below Input Selection Unmute Mute Volume Control Including LINE BASS and TREBLE volume adjustment ...

Страница 16: ... 5 3 2 Installation Removal of RS232 Control Software Installation Copy the control software file to the computer connected with the Matrix Removal Delete all the control software files in corresponding file path 5 3 3 Basic Settings Firstly connect the AVG MA2 with an input device and an output device Then connect it with a computer which has installed RS232 control software Double click the soft...

Страница 17: ...ameters of COM number baud rate data bit stop bit and the parity bit correctly only then will you be able to send commands in the Command Sending Area Parameter Configuration area Parameter Configuration area Monitoring area indicates whether the command sent Command Sending area ...

Страница 18: ...me of LINE 51 602 Turn down Line volume by 1 Volume of LINE 51 603 Turn up Bass volume by 1 Bass of LINE 4 604 Turn down Bass volume by 1 Bass of LINE 4 605 Turn up Treble volume by 1 Treble of LINE 4 606 Turn down Treble volume by 1 Treble of LINE 4 607 Restore factory default Factory Default A 1 1 Volume 45 Bass 5 Treble 5 610 Turn up Line volume by 3 Volume of LINE 54 620 Turn down Line volume ...

Страница 19: ...l the device via a web based GUI or TCP IP communication software 5 4 1 Control Modes The AVG MA2 Mini Audio Amplifier can be controlled by PC without Ethernet access or PC s within a LAN Controlled by PC without ethernet access Connect a computer to the TCP IP port of the 4K HDBaseT 8x8 Matrix Switcher and set its network subnet to the same as the 4K HDBaseT 8x8 Matrix Switcher s 8 x x Preset the...

Страница 20: ...steps to connect the devices Step 1 Connect the TCP IP port of the Mini Audio Amplifier to Ethernet port of PC with straight thru CAT5e 6 Step 2 Set the PC s network subnet to the same as the Mini Audio Amplifier s Step 3 Set the Mini Audio Amplifier s network subnet to the same as the router Step 4 Set the PC s network subnet to the original setting Step 5 Connect the Mini Audio Amplifier and PC ...

Страница 21: ...are or any other TCP IP communication software and create a connection enter the IP address and port of AVG MA2 Mini Audio Amplifier default IP 192 168 0 178 port 8080 2 After connecting successfully we can enter commands to control the AVG MA2 Mini Audio Amplifier as below Enter your command here Here you will receive the feedback when a command is sent ...

Страница 22: ...gh graphical icons and visual indicators Type 192 168 0 178 default IP changeable via GUI into your browser it will enter the log in interface as shown as below Type in the username and password Name admin Password admin default setting changeable via GUI Click LOGIN it will show the audio selection interface as shown below Audio Selection In this interface you can Select input Mute Unmute ...

Страница 23: ...P is different to the control device s Modify password type in new password in the column max at 5 numbers letters Query the software version Switch to audio selection interface by clicking AUDIO SEL If there is any modification in this interface press Save to restore the settings or press Cancel to go back Click ADUIO SEL to return to the NETWORK interface Note Clear the cache of the browser befo...

Страница 24: ... the WebServer In this interface you can Change website display language Modify network settings Go to Internet Settings WAN Upgrade TCP IP module Go to Administration Upload Program Select program file Start upgrading Reboot the device after upgrading ...

Страница 25: ...fficient 100 Control Control Ports 1x RS232 3 pin pluggable terminal block 1x IR IN 3 5mm female 1x TCP IP RJ45 female optional Panel Control Front panel buttons rear panel switcher General SNR 80dB THD Noise 1 1KHz 50W Separation 75dB 20Hz 20KHz Damping coefficient 100 Voltage Gain 32dB Output Power 1 100W 4Ω 2 50W 8Ω Power Supply DC 33V 4A Power Consumption 1 48W Work Temperature 0 50 Reference ...

Страница 26: ...AVG MA2 7 Panel Drawing ...

Страница 27: ...e network subnet of control device to the same as the Mini Audio Amplifier s Network subnet of Mini Audio Amplifier is different with LAN s Set the network subnet of Mini Audio Amplifier to the same with LAN s No RS232 control Loose or broken RS232 connection Reconnect the devices or change to another RS232 cable Wrong command Send the exact command listed in 4 3 3 Wrong communication protocol set...

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