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JL AUDIO 

CleanSweep

 CL441dsp

JL AUDIO 

CleanSweep

 CL441dsp

INSTALLATION APPLICATIONS

This product is designed for operation in 

vehicles with 12V, negative-ground electrical 
systems. Use of this product in vehicles with 
positive ground and/or voltages other than 12V 
may result in damage to the product and will void 
the warranty.

This product is 

not

 certified or approved  

for use in aircraft.

PLANNING YOUR INSTALLATION

It is important that you take the time to  

read this manual and that you plan out your  
installation carefully. 

Safety Considerations: 

Your CleanSweep™ needs to be installed in a 

dry environment and in a manner which does not 
interfere with your vehicle’s safety equipment (air 
bags, seat belt systems, ABS brake systems, etc.). 
You should also take the time to securely mount 
the CleanSweep™ processor using the supplied 
screws so that it does not come loose in the event 
of a collision or sudden acceleration / deceleration.

Stupid Mistakes to Avoid:

•  Check before drilling any holes in your vehicle to 

make sure that you will not be drilling through a 
gas tank, brake line, wiring harness or other vital 
vehicle system.

•  Do not run system wiring outside or underneath 

the vehicle. This is an extremely dangerous 
practice which can result in severe damage to 
your vehicle and person.

•  Protect all system wires from sharp metal  

edges and wear by carefully routing them,  
tying them down and using grommets and  
loom where appropriate.

•  Do not mount this product in the engine 

compartment, under the vehicle, on the  
roof or in any other area that will expose it  
to the elements. 

SERIAL NUMBER  

In the event that your CleanSweep™ CL441dsp 

requires service or is ever stolen, you will need to 
have a record of the product’s serial number. Please 
take the time to enter that number in the space 
provided below.  The serial number can be found on 
the bottom panel of the unit and on the packaging.

Serial Number: 

PROTECT YOUR HEARING! 

We value you as a long-term customer. For 

that reason, we urge you to practice restraint in 
the operation of this product so as not to damage 
your hearing and that of others in your vehicle. 
Studies have shown that continuous exposure to 
high sound pressure levels can lead to permanent 
(irreparable) hearing loss.  Automotive audio 
systems are capable of producing such high sound 
pressure levels. Please limit your continuous 
exposure to high volume levels.

While driving, operate your audio system in a 

manner that still allows you to hear necessary noises 
to operate your vehicle safely (horns, sirens, etc.).

Summary of Contents for ClenSweep CL441 dsp

Page 1: ...aler Your authorized dealer has the training expertise and installation equipment to ensure optimum performance from this product without compromising your vehicle s functionality Due to the complexity of modern vehicle systems we do not recommend self installation unless you have extensive experience in automotive electrical systems If you have any questions regarding the instructions in this man...

Page 2: ...e or underneath the vehicle This is an extremely dangerous practice which can result in severe damage to your vehicle and person Protect all system wires from sharp metal edges and wear by carefully routing them tying them down and using grommets and loom where appropriate Do not mount this product in the engine compartment under the vehicle on the roof or in any other area that will expose it to ...

Page 3: ...T OVERVIEW The CleanSweep CL441dsp is a sophisticated digital audio processor that performs the following functions 1 It accepts virtually any analog audio signal from low voltage line level to high power amplified speaker level via its four differential balanced inputs With totally automatic level compensation the CL441dsp converts the two or four connected analog signals to digital audio with 24...

Page 4: ...f analog audio output to feed your aftermarket system These are located next to the Power Connector and are clearly labeled for each channel Think of them as your new head unit outputs POWER CONNECTIONS Before installing the CL441dsp disconnect the negative ground wire from the vehicle s battery This will prevent accidental damage to the system the vehicle and your body during installation The CL4...

Page 5: ...JL AUDIO CleanSweep CL441dsp 5 OUTPUT AND POWER CONNECTION DIAGRAM ...

Page 6: ...iguration making these inputs compatible with virtually any analog audio signal Refer to the wiring diagram on Page 7 for channel and polarity information It is vital to observe correct electrical polarity on each channel when making input connections Failure to do so can result in significant loss of bass and other audible problems The CL441dsp can accept full range analog signals from virtually ...

Page 7: ...JL AUDIO CleanSweep CL441dsp 7 INPUT AND CONTROL CONNECTION DIAGRAM ...

Page 8: ... knob If no AUX source is connected the knob will mute unmute the system when pressed For these reasons you will want to locate the knob within easy reach of the driver on the center console or dashboard of the vehicle To mount the knob first verify that sufficient clearance exists behind the mounting surface for the control assembly s small enclosure Then drill a 3 8 inch 9mm diameter hole in the...

Page 9: ... MODES The CL441dsp is designed to act as a turn on and turn off controller for the aftermarket components in your system There are two modes of turn on operation which can be selected via the SIGNAL SENSE slide switch located next to the OEM Input Connector SIGNAL SENSE ON In most cases you will want to use this mode which requires that the IGN terminal of the CL441dsp be connected to a wire with...

Page 10: ...are you need to press the knob to re engage the OEM Input 10 If you see steady green lights you can now proceed to set your amplifier input sensitivities handy test tones are included for this purpose on the CleanSweep Calibration CD Then balance your amplifier channels to taste 11 If an AUX source is connected use the AUX INPUT Level Trim controls on the top of the CL441dsp to adjust the level of...

Page 11: ...You may also choose to use only two channels if this error code only exists on one channel pair The Creature Comfort Method Being audio purists we strongly recommend that you use the CL441dsp s Master Volume Control for all volume adjustments If placed on the center console it can be even more convenient to use than the OEM control If you are unmoved by our recommendation and still prefer to use t...

Page 12: ... for MasterVolume Control 2 Extra washers for MasterVolume Control 1 Mounting grommet for LED 1 MasterVolume Control Extension Cable 18 ft 1 Black Knob for MasterVolume Control 1 Silver Metallic Knob for MasterVolume Control 1 Power connection harness with plug 1 OEM input connection harness with plug 4 sheet metal mounting screws 1 CleanSweep Calibration CD ...

Page 13: ...fferential balanced with dual RCA jacks Input Range 250mV 4V RMS Input Level Setting Manual with individual level trim controls and LED clipping indicators DIGITAL SPECIFICATIONS Processor 32 bit SHARC floating point DSP Audio Resolution 24 bit No of EQ Bands 120 30 x 4 channels EQ Resolution 1 3 octave from 25 Hz 20 kHz OUTPUT SECTION No of Output Channels Four Output Type Unbalanced via RCA Jack...

Page 14: ...14 JL AUDIO CleanSweep CL441dsp 14 JL AUDIO CleanSweep CL441dsp INSTALLATION NOTES ...

Page 15: ...JL AUDIO CleanSweep CL441dsp 15 INSTALLATION NOTES ...

Page 16: ...herein beginning with the date of the original purchase at retail and no warranties whether express or implied shall apply to this product thereafter Some states do not allow limitations on implied warranties therefore these exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state If you need service on your JL ...

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