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8 Notes (Cont.) 

 
 
 
 
 
 
 
 
 
 

 

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www.stewartaudio.com 

14397 Cuesta Court 

Suite D1 

Sonora, Ca. 95370 

 

Phone: 209-588-8111 

Fax: 209-588-8113 

Summary of Contents for CVA50MX-1

Page 1: ...a risk of electrical shock to person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instruction in the literature accompanying the appliance Important Safety Instruction Please Read Prior to Product Installation 1 Installation should be performed by a trained and licensed professional to insure saf...

Page 2: ...a sive cleaners Never pour any liquid on the amplifier 9 When left unused for a long period of time the power cord should be unplugged form the outlet 10 Damaged Amplifiers requiring service should be repaired by a qualified service technician when a The power cord or AC plug has been damaged b Objects have fallen or liquid has spilled into the unit c The amplifier has been exposed to rain or othe...

Page 3: ...pply Made in the USA 1 2 Using this Manual In order to obtain maximum performance from your CVA50MX 1 CVA50PMX 1 Amplifier please take time to read this brief owner s manual and carefully follow the guidelines for connection and opera tion This manual provides you with the information necessary to safely in stall and operate your new CVA50MX 1 CVA50PMX 1 amplifier in the most common scenarios If y...

Page 4: ...inputs All stereo inputs are summed to mono prior to being mixed CVA50MX 1 xxV 70V or 100V When a signal is applied to input 1 inputs 2 4 will be ducked as per the setting of the duck control The level for each input channel is set with the corresponding control The master volume control and remote volume set the level of all inputs including input 1 CVA50PMX 1 xxV 70V or 100V When a signal is app...

Page 5: ...Left Shield Right Left 10 2 5 Output Connections Stewart Audio recommends using high quality speaker wire and con nectors to send the output signal of your amplifier to the speakers The gauge of the wire will be dependent on both the output type used 4 8 ohm 25V 70V or 25V 100V as well as the length of the run to the speakers Use the following tables as a guideline when selecting your wire gauge 4...

Page 6: ...Channel 1 70V 100 V COM CH2 25V CH2 CH1 CH1 25W 25W 8 Ω 25V 70V or 25V 100V based on model selection 12 2 5 2 50W x 1 8 ohms The CVA50MX 1 CVA50PMX 1 can bridge it s 4 8 ohm output into one 50W channel This can be done by connecting standard speakers to the 25V output similar to using a 25V constant voltage system without the transformers Refer to the diagram below when connecting speak ers in thi...

Page 7: ...00V COM CH2 25V CH2 CH1 CH1 100V 50W total 25V 70V or 25V 100V based on model selection 14 3 Operation 3 1 Operating Precautions 1 Before use your amplifier must be configure for proper operation including input and output wiring hookup Improper wiring can re sult in damage to equipment or potentially harm to the operator Consult section 2 for setup instructions 2 Tampering with the circuitry or m...

Page 8: ... input 1 level control is independent and not affected by the master or remote controls 16 3 2 1 Indicators The CVA50MX 1 CVA50PMX 1 has 3 front panel LED indicators The power indicator Pwr will illuminate bright blue when power is supplied to the amplifier If power is supplied but the LED is off this means that the amplifier is in sleep mode Once signal is detected by the Signal Sense circuit the...

Page 9: ... being detected on any input channels The blue Power Indicator LED will go off and the amplifier will wait for signal to be present again Once sig nal is present the amplifier will return to normal operation 3 3 2 Microphone Ducking The CVA50MX 1 CVA50PMX 1 includes a ducking feature which al lows the microphone channel Input 1 to talk over the other 3 chan nels When a loud enough sound is detecte...

Page 10: ...ow even after adjusting level knob Procedure Refer to section 3 2 2 to adjust the gain switch on the rear of the amplifier Problem Channels 2 4 cut out while speaking into the microphone Procedure This is part of an intended feature calling ducking Refer to section 3 3 2 to adjust this to a more acceptable level Problem Amplifier overheats and or shuts off Procedure Review section 2 3 on proper co...

Page 11: ... an authorized Stewart Audio dealer and submitted by the original purchas er This warranty is only valid in the country in which the amplifier was purchased 6 1 1 Eligibility Requirements Stewart Audio warrants against all malfunctions which come as a result of component or manufacturer defect The amplifier is also covered from all failures which arise during the warranty period 3 years from date ...

Page 12: ...si bility for damaged goods and or accessories that are sent with your unit 24 6 2 3 Packaging Instructions cont 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 problem 2 Do not ship any accessories manuals cords hardware etc with your unit These items are not needed to service your product Stewart Audio will ...

Page 13: ...e RCA to male Euroblock ADPT SUMRCA Stereo Female RCA to male Euroblock ADPT SUM35 Stereo Female 3 5mm to male Euroblock WP RVC B Wallplate with 10k potentiometer and knob for re mote volume control Black WP RVC A Wallplate with 10k potentiometer and knob for re mote volume control Aluminum Wall Plates 26 8 Notes ForYour Record In the spaces provided below record the model and serial number locate...

Page 14: ...27 8 Notes Cont 28 www stewartaudio com 14397 Cuesta Court Suite D1 Sonora Ca 95370 Phone 209 588 8111 Fax 209 588 8113 ...

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