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W W W . P O L K A U D I O . C O M / A M P S

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P O L K / M O M O :   C H A M P I O N S H I P   P E R F O R M A N C E

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Sketch Your Custom Install Configuration 
for Future Reference Here:

Power Connection Details

Before installing your amplifier, disconnect the negative (ground) wire from the vehicle’s battery
and secure it away from the battery. This will prevent accidental damage to the system. And to 
yourself as well. 

This amplifier’s “+12 VDC” and “GROUND” (chassis ground) connections are designed to accept 4
AWG power wire or smaller. We recommend a power wire of at least 8 AWG. Bigger power wire means
more room for more power to flow.

To connect the power wires to the amplifier, first back out the set screw on the top of the amplifier
using the included hex wrench. Strip 1/2 inch (12mm) of insulation from the end of each wire and
insert the bare wire into the receptacle on the front panel of the amplifier, seating it firmly so that no
bare wire is exposed. While holding the wire in place, tighten the set screw firmly.

The ground connection should be made using the same gauge wire as the power connection (since
they must carry the same amount of power) and should be kept as short as possible. Make a direct
connection between the Ground Terminal of the amplifier (“GROUND”) and the chassis of the vehi-
cle. Metal must connect to metal. Be sure that all body paint, undercoating, insulation or obstruc-
tion is removed from the area of the ground connection to ensure a direct and secure ground con-
nection. Use a “star washer” to better “lock down” the ground connection.

This amplifier uses a conven12V remote turn-on lead, typically controlled by the head unit’s
remote turn-on output. The amp will turn on when the +12V is present at its “REMOTE” input and
turn off when the +12V is switched off. If the head unit does not have a dedicated remote turn-on
output, the amplifier’s turn-on lead can be connected to +12V via a switch that derives power from
an ignition switch circuit.

Any power cables run through metal barriers or firewalls must be protected with a high quality rub-
ber grommet to prevent damage to the insulation of the wire. Failure to do so may result in a dan-
gerous short circuit. Grommet. Grommet grommet. What a great word. Grommet. Say it with me:
“Grommet.”

Remote Bass Gain Module

This amp features an optional Remote Bass Gain
Module connection. The Remote Bass Gain Module is
standard with the MONO model, and available separate-
ly for the 2- and 4-channel models. It uses standard
telephone wire and telephone jack connectors. To 
connect the Remote Bass Gain Module to the amplifier,
simply insert the telephone jack into place on the amp’s
control plate. Install the remote module within easy
reach on or under your dash.

Summary of Contents for Momo C400.4

Page 1: ...O W N E R S M A N U A L C400 4 Carbon Series 4 3 2 Channel Amplifier...

Page 2: ...the Polk Audio family For over thirty years George Klopfer and I and all the people at Polk Audio have been designing and building sound equipment for people like you the person who demands high quali...

Page 3: ...Amplifiers to deliver more instantaneous power peaks easily driving your speakers during musical peaks Get max headroom and more power for low impedance loads Each model features fully adjustable elec...

Page 4: ...About Electrical Installation ALWAYS DISCONNECT YOUR VEHICLE S BATTERY GROUND BEFORE WORKING WITH YOUR VEHICLE S ELECTRICAL SYSTEM This amplifier is designed for use in vehicles with 12 volt negative...

Page 5: ...NS IF YOU HAVE ANY QUESTIONS PLEASE CONTACT YOUR AUTHORIZED POLK AUDIO AUTOSOUND DEALER OR POLK AUDIO CUSTOMER SERVICE Typical Installation ALWAYS DISCONNECT YOUR VEHICLE S BATTERY GROUND BEFORE WORKI...

Page 6: ...FUSES REMOTE TRUN ON LEAD RCA PRE OUT JACKS GROUND LEAD BATTERY LEAD Rear Front Rear Front TOP VIEW SIDE VIEW R L R L R L R L Front Rear Complete Amp Panel Layout R R Wire Routing Options For Flush Mo...

Page 7: ...CROSSOVER MODE is set to OFF the Frequency Control does nothing When the Pre EQ switch is on the Frequency Control does nothing the crossovers are preset by the Pre EQ feature 5 CROSSOVER MODE SELECTO...

Page 8: ...ront Output from headunit Front 2 3 5 Rear 2 Pre EQ BYPASS 6 Front Rear L R L R Front and Rear Coax Hook Up Full range output from headunit FUSE BATTERY DIST BLOCK Remote turn on from source unit Polk...

Page 9: ...er Subwoofer Output from headunit Full Range Output from headunit Front 2 3 4 Rear 2 3 6 Front Polk MOMO Components with Rear Subwoofers Optional remote gain for Rear channel FUSE BATTERY DIST BLOCK R...

Page 10: ...D and the chassis of the vehi cle Metal must connect to metal Be sure that all body paint undercoating insulation or obstruc tion is removed from the area of the ground connection to ensure a direct a...

Page 11: ...in the operation of this product so as not to damage your hearing and that of other people in your car or in your neighborhood Studies have shown that continuous exposure to high sound pressure levels...

Page 12: ...at its option repair or replace this Product at no additional charge except as set forth below All replaced parts and Products become the property of Polk Audio Products replaced or repaired under th...

Page 13: ...800 377 7655 M F 9 6 EST US only or via email polkcs polkaudio com Outside the US call 410 358 3600 Polk Polk Audio The Speaker Specialists and Dynamic Balance are registered trademarks of Polk Inves...

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