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AV30MX-2 Operations Manual Rev C 

Page 7 

Table of Contents

 

 

Top

 

6

 

Controls and Indicators 

1.

 

Speaker output connector (refer to Section 5.3.5) 

2.

 

Remote mute connector.  

Note that +5VDC to +10VDC is required to mute the amplifier.

 

3.

 

Power connector (3.5mm): connect power adapter supplied with unit only.  

Be careful not to 

insert this connector into the Mute connector location!

 

4.

 

Input 2 level control. 

5.

 

Input 1 level control 

6.

 

Input 2 connectors (RCA phono) 

7.

 

Input 1 connector (3.5mm) 

8.

 

Power indicator LED illuminates when power is applied. 

9.

 

Clip indicator LED(left).  If this LED is illuminated, reduce the input signal level. 

10.

 

Clip indicator LED (right).  If this LED is illuminated, reduce the input signal level. 

11.

 

Signal present indicator LED illuminates when a signal is present at any input. 

6.1

 

Sleep Mode 

When no input signal is detected for a period of 5 minutes, the amplifier will enter sleep mode to reduce 
power.  The AV30MX-2’s Signal Sense Technology will power up the unit when a signal is subsequently 
detected. 

6.2

 

Level Controls 

There are 2 level controls to adjust the level of the input signals.  The level 1 control adjusts both the left 
and right signal levels on input 1.  Similarly, input level control 2 adjusts the left and right level of input 2 
signals.  Be certain to monitor the clip indicators when adjusting the input levels. 

6.3

 

Remote Mute 

The AV30MX-2 can be remotely muted (such as muting during a fire alarm).  5-12VDC should be applied to 
the terminal block labeled “MUTE” on the rear of the AV30MX-2.  Polarity should be observed when 
connecting the triggering power source as the amplifier will not be muted if polarity is reversed. 

 

Summary of Contents for AV30MX-2

Page 1: ...adapter that is sold with the unit 11 Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point they exit from the apparatus 12 Only use attachments accessories specified by the manufacturer 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing...

Page 2: ...tion in the literature accompanying the appliance 3 2 Warnings WARNING TO REDUCE THE RISK OF ELECTRICAL SHOCK DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE DANGEROUS HIGH VOLTAGES ARE PRESENT INSIDE THE ENCLOSURE DO NOT OPEN THE CABINET REFER SERVICING TO QUALIFIED PERSONNEL ONLY 3 3 User Responsibility 3 3 1 Radio Interference This product has been tested and complies with the EMC directive and ...

Page 3: ...5 Welcome 4 5 1 Features 4 5 2 Unpacking and Visual Inspection 4 5 3 Installation and Setup 4 5 3 1 Mounting 4 5 3 2 Product Dimensions 5 5 3 3 Cooling Considerations 5 5 3 5 Input Connections 6 5 3 6 Output Connections 6 6 Controls and Indicators 7 6 1 Sleep Mode 7 6 2 Level Controls 7 6 3 Remote Mute 7 7 Technical Specifications 8 8 Troubleshooting 9 9 Warranty Information 10 9 1 Warranty Summar...

Page 4: ...g options External inline power supply Class D convection cooled This product is proudly manufactured in the United States 5 2 Unpacking and Visual Inspection Every Stewart Audio product is carefully tested and inspected before leaving the factory and should arrive in perfect condition If any damage is discovered please notify the shipping carrier immediately Save the packing materials for the car...

Page 5: ...Use only the screws provided in mounting the brackets to the unit Do not over tighten 5 3 2 Product Dimensions 5 3 3 Cooling Considerations Because the AV30MX 2 is cooled by convection with no fans the amplifier must be given adequate space to allow for proper airflow Do not stack the amplifiers on top of each other or mount it in a way that other equipment will block airflow around the case CAUTI...

Page 6: ...eaker wire and connectors to send the output signal of your amplifier to the speakers Use the following table as a guideline when selecting your wire gauge Distance Wire Gauge Up to 25 ft up to 8 m 16 AWG 25 40 ft 8 12 m 14 AWG 40 60 ft 12 18 m 12 AWG Speaker leads connect by means of terminal block connectors supplied with the unit Strip speaker leads 1 4 6 4mm and insert into connector observing...

Page 7: ...icator LED illuminates when a signal is present at any input 6 1 Sleep Mode When no input signal is detected for a period of 5 minutes the amplifier will enter sleep mode to reduce power The AV30MX 2 s Signal Sense Technology will power up the unit when a signal is subsequently detected 6 2 Level Controls There are 2 level controls to adjust the level of the input signals The level 1 control adjus...

Page 8: ...put impedance unbalanced 10kΩ Current draw Sleep Idle 1 8 power 5 mA 10 mA 150 mA Class D Input connectors 3 5mm stereo Dual RCA Output connectors 5mm Euro block Power supply External in line Universal AC to 48VDC Cooling Convection no fans Controls 2 independent input level controls mute LED indicators Power signal present clip 2 Construction Aluminum enclosure Dimensions Height Width Depth 1 25 ...

Page 9: ...ut connections are secure Ensure signal present LED is flashing to denote a signal If there is no signal detected check signal source and that level controls are set high enough Problem Amplifier overheats and or shuts off Procedure Review section 5 3 3 on proper cooling procedures Check the signal lights on the rear of the amplifier to see if the signal is overdriving the signal light flashes red...

Page 10: ...ave been dropped on the product or the enclosure has been damaged The product has been opened by the operator The product was improperly packaged when sending to the factory for repair resulting in damage Any of the precautions or instructions found in this manual were not followed Damages resulting to the product which are not covered under this warranty can be factory repaired at cost to the cus...

Page 11: ...request that you ship your product to their service center these instructions must be followed in order to ensure safe delivery If they are not followed Stewart Audio assumes no responsibility for damaged goods and or accessories that are sent with your unit 1 Please write the RA number on three sides of the box Include the Stewart Audio RA number inside the box and a brief description of the prob...

Page 12: ...Accessories The following amplifier accessories are available from Stewart Audio All part numbers shown are Stewart Audio part numbers Mounting Brackets AV POLE Pole mount bracket for AV Series amplifiers AV BRACKET Universal mounting bracket for AV Series amplifiers ...

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