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Table of Contents
Summary of Contents for Cerwin-Vega CUM-3
- Page 1 USER MANUAL...
- Page 2 Introduction Congratulations for purchasing the Cerwin-Vega Mobile CVM for your car audio system. You have chosen Cerwin Vega Mobile because you deserve the best! The Cerwin-Vega Mobile CVM-3 processor is designed and engineered to reproduce extreme bass in your vehicle! Our authorized Cerwin Vega Mobile dealers can help guide you with various installation applications and technical information in order to customize your sound system according to your own listening preference.
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Page 3: Installation
Features Bass Driver: The CVM-3 contains a bass driver circuit that accurately recreates and injects low frequency information back into the signal path. In laymen’s terms, the BASS BOOSTER will give more bass impact to your best music source, even compact discs or old tapes. Bass Equalization Circuit: The CVM-3 has a unique equalization circuit that contours the restored bass to your speaker systems. - Page 4 Functions 1. Inputs: The RCA inputs of the CVM-3 use a balanced differential input circuit to help minimize induced noise. They are also designed to handle very high signal voltage up to 15 volts. 2. Outputs: The RCA output connectors should be connected to the next component after the CVM-3 such as a crossover, equalizer, or amplifier.
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Page 5: Connections And Wiring
Connections & Wiring POWER CONNECTIONS: B+(12V): Connect the red wire to the car battery . REMOTE: activation Connect the orange wire to remote (12V DC) wire of car stereo or equalizer GND: Connect the black wire to the car chassis for ground connection. DASHMOUNT REMOTE REMOTE CABLE(PHONE CORD) Ground... - Page 6 Connections & Wiring DASHMOUNT REMOTE FULLRANGE SIGNAL INTO CVM-3 OUTPUT OF CVM-3 FEEDING INPUT ON A 4 CHANNEL AMPLIFIER (SUB CHANNEL) NOTE: For signal connection, the output RCA connectors should be connected to the rst component after the CVM-3, such as a crossover, equalizer, or ampli er. Remember, the CVM-3 should go in front of any device with a crossover as it needs a full range signal to function properly.
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Page 7: Specifications
Adjusting the Bass Controls The bass response in a system is affected by four factors: 1. The acoustics of the vehicle 2. The location of the speakers 3. The source music 4. Speakers and speaker enclosures Because of the variations that happen during the recording of music, we developed CVM-3 to restore any low frequencies lost during the process;... - Page 8 Adjusting the Bass Controls The bass response in a system is affected by four factors: 1. The acoustics of the vehicle 2. The location of the speakers 3. The source music 4. Speakers and speaker enclosures Because of the variations that happen during the recording of music, we developed CVM-3 to restore any low frequencies lost during the process;...
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Page 9: Troubleshooting
Troubleshooting If the Unit does not turn-on, and/or the power indicator LED is NOT illuminated, do the following; 1) Check and make sure that B+ and GND are not reversed 2) Check that all power wires are properly connected and have the appropriate voltage (11.8 -15 Volts) 3) Check Remote turn on voltage also. - Page 10 Under the Hood - Trick stuff...If you need it!! THESE ADJUSTMENTS requires complete disassembly of the CVM-3 processor! DO NOT attempt unless you are technically qualified!! If you have some alternator “whine” then you may have a “ground loop”. If so try changing the ISOLATION configuration JUMPERS as shown to MOVE JUMPERS the left.
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Page 11: Warranty
Warranty Thank you for purchasing a Cerwin Vega Mobile product and we hope to provide you with countless hours of listening enjoyment. Please take a brief moment to register your new product. By registering your new product, you will receive benefits such as: - Important product notifications that may pertain to your purchase.