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Owner’s Enjoyment Manual

1. 

Read these instructions.  

2. 

Keep these instructions.

3. 

Heed all warnings.

4. 

Follow all instructions.

5. 

Do not submerge this apparatus in water.

6. 

Clean only with a dry cloth.

7. 

Do not block any ventilation openings. Install in accordance with the 
manufacturer’s instructions.

8. 

Do not install near any heat sources such as mufflers, silencers, exhaust 
pipes, or other apparatus (including amplifiers) that produce heat.

9. 

WARNING: Improper installation may lead to permanent injury or death. 
Installation of the apparatus must be done with great care by qualified 
personnel, to prevent damage to fuel lines, power and other electrical 
wiring, hydraulic brake lines, and other systems, that might compromise 
vehicle safety.

10.  P12v and ground wiring of sufficient size to ensure adequate  

current to the receiver. For the ACX-3.2, this means 16-22 gauge wire.

11.   Use rubber grommets to protect wiring whenever passing wires through 

metal openings or bulkheads.

12.  Only use attachments/accessories specified by the manufacturer.
13.  Refer all servicing to qualified service personnel. Servicing is required 

when the apparatus has been damaged in any way, such as the power 
input terminals are damaged, objects have fallen into the apparatus, 
does not operate normally, or has been dropped.

14.  Fuses shall be replaced only with the correct type and fuse value, and 

only when the apparatus is powered off.

15.  Exposure to high sound pressure levels may lead to permanent hearing 

loss. Take every precaution to protect your hearing.

The lightning flash with arrowhead symbol within an equilateral 
triangle is intended to alert the user to the presence of uninsulated 
“dangerous voltage” within the product’s enclosure, that may be of 
sufficient magnitude to constitute a risk of electric shock to persons.

The exclamation point within an equilateral triangle is intended to 
alert the user of the presence of important operating and mainte-
nance (servicing) instructions in the literature accompanying the 
appliance.

Caution: to reduce the risk of electric shock, do 
not disassemble the apparatus, other than to 
remove the top panel to access the controls. 
There are no user-serviceable parts inside. Refer 
servicing to qualified personnel.

Recycling notice: If the time comes and this apparatus has fulfilled 
its destiny, do not throw it out into the trash. It has to be carefully 
recycled for the good of mankind, by a facility specially equipped 
for the safe recycling of electronic apparatii. Please contact your 
local or state recycling leaders for assistance in locating a suitable 
nearby recycling facility. Or, contact us and we might be able to 
repair it for you.

Important Safety Instructions

Summary of Contents for ACX-3.2

Page 1: ...Band Stereo Graphic EQ ParaBASS Low Frequency Contouring Variable 24 dB Octave Linkwitz Riley Crossover Front Rear and Subwoofer Outputs Master Volume Fader and Sub Level Control High Gain Input Stage Line Driver 9 5 Volts Peak Output Dash or Console Mountable Included Paging Microphone The Silent Watchfulness of the Hoh Rainforest ...

Page 2: ...paratus does not operate normally or has been dropped 14 Fuses shall be replaced only with the correct type and fuse value and only when the apparatus is powered off 15 Exposure to high sound pressure levels may lead to permanent hearing loss Take every precaution to protect your hearing The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the p...

Page 3: ...rol dealer install your ACX 3 2 Quick Start Shipped Option Page Main Input Balanced Unbalanced 6 Microphone Routing Rear Outputs Front Rear Outputs 6 Ground Isolation Isolated 200 Ω or Ground 6 Illumination Color Cool Blue Hot Red 6 Input Gain Unity 0 dB to 20 dB 7 Crossover State Off On 7 Crossover Frequency 100 Hz 30 Hz to 300 Hz 7 Table of Contents Important Safety Instructions 2 Quick Start 3 ...

Page 4: ...output of your ACX 3 2 5 Equalize Push this button in to active the EQ When the button is out EQ is bypassed 6 ParaBASS Controls Two simple controls allow for killer bass tweaking The sweep knob selects the center frequency between 40 Hz and 80 Hz The gain knob provides 10 dB of boost or cut centered around the sweep frequency 7 Graphic Equalization Bands Three stereo controls centered at 125 Hz 1...

Page 5: ...puts which should be connected to the front rear and subwoofer amplifiers if applicable 12 Power Connections This nifty connector is a blessing to anyone who has tried to wire up their gear with their head crammed under the dash You can wire up the power ground remote turn on and illumination from the convenience of the driver s seat and then casually plug it in the back of your ACX 3 2 1 1 o 1 Gu...

Page 6: ...ired Watch out for feedback 15 Ground Isolation Located under the cover This feature allows you to change the power supply ground for different systems When the ACX 3 2 is shipped from the factory the jumper is set to the fully isolated position which is generally the best If you have a ground loop noise alternator whine in your system experiment with different settings To change the settings turn...

Page 7: ...ossover Bypass Switch 1 lets you defeat the crossover so if your system does not use a separate subwoofer all your amplifiers will get a full range signal 19 Input Level This pot is used to increase the amount of signal voltage to your power amplifiers With this control you can provide up to 9 5 Volts peak to your amplifier s inputs Check with your amplifier manufacturer s specs to determine exact...

Page 8: ...eak into the microphone press and hold the Push to Talk PTT button on the side Release the button when you are done speaking For the best sound quality hold the microphone 2 inches away from your mouth and speak in a normal voice 23 Microphone Connector Align the microphone connector with the jack on the front of the ACX 3 2 Push the connector in firmly and secure it with the locking ring Guided T...

Page 9: ...an ideal pre amp control that can be mounted in the front and or the rear of the vehicle Mounting The ACX 3 2 and microphone are designed to be physically mounted almost anywhere in a vehicle although it is recommended to avoid hot spots like the firewall engine compartment or tail pipe While the ACX 3 2 is protected from corrosion with a conformal coating on the printed circuit board the mounting...

Page 10: ...olts we suggest the battery Ground Connection Use the same gauge wire as you did for the positive connector and run it from the Ground connector on the ACX 3 2 to the negative terminal of the battery a ground buss or a verified ground location The factory head unit ground is not recommended Illumination The connector labeled Illumination on your ACX 3 2 provides power to the back lighting of your ...

Page 11: ...numerous ways to configure the ACX 3 2 in your audio system The following diagrams are just a few of the possibilities Installing the ACX 3 2 continued System 1 Basic Six Channel System Front Output Sub Rear Front Rear Output Sub Output Head Unit Media Center ...

Page 12: ...orts Boat System with Paging Installing the ACX 3 2 continued Rear L R Out to Tower Speakers Sub Tower R Tower L Cockpit R Cockpit L ACX BT3 All Weather Bluetooth Receiver Paging Mic Mic Signal Routing jumper Rear Tower Front L R Out to Cockpit Bow Speakers ...

Page 13: ...CX 3 2 will now be the master volume control 3 Using the included AudioControl guitar pick or a small screwdriver adjust the Input Level control on the top of the ACX 3 2 until the yellow Maximized LED starts to flicker with the music NOTE If the Maximized light does not come on because of the low output of the source unit turn the Input Level pot to maximum Important Tip If the Maximized light do...

Page 14: ...o you don t get any cavities Stereo EQ Bands ParaBASS Controls ParaBASS Controls The ParaBASS system control works with any system that can reproduce bass in the 40 Hz to 80 Hz range 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 music source you are listening to and 4 the speakers used Because of the variations in the ...

Page 15: ... Check ground connections Hiss 1 Turn down the amp gains 2 Turn down the amp gains 3 Turn down the amp gains 4 Adjust the source unit output Distorted Audio 1 Adjust EQ levels 2 Adjust gain levels 3 Lower the volume level of the source unit 4 Lower subwoofer level Alternator Whine 1 Confirm that all components are using the same ground point 2 Change ground isolation jumper see page 6 15 Installin...

Page 16: ... sales receipt All warranty service requires original sales receipt documentation The warranty only applies to the original purchaser from an authorized AudioControl dealer Note Products purchased from unauthorized dealers are not covered under warranty 3 If an authorized AudioControl dealer installs your AudioControl product the warranty is five years 4 Our warranty covers AudioControl products t...

Page 17: ... make no warranty of merchantability or fitness for any particular purpose Also neither we nor anyone else who has been involved in the development or manufacture of the unit will have any liability of any incidental consequential special or punitive damages includ ing but not limited to any lost profits or damage to other parts of your system by hooking up to the unit whether the claim is one for...

Page 18: ...ll and integrate into most vehicles We have provided brackets to assist you in mounting the ACX 3 2 chassis under a dashboard glove box or any vehicle console The screw holes on the ACX 3 2 chassis also allow for easy installation underneath a radio or with a dash kit Be sure to account for additional space behind the ACX 3 2 for power and signal connections ...

Page 19: ...1 A Illumination Color Blue or Red LED back lighting Size 6 75 W x 5 D x 1 H Weight 1 6 lbs All specifications are measured at 14 4 VDC standard automotive voltage As technology advances AudioControl reserves the right to continuously change our specifica tions like our Pacific Northwest weather although we are working on changing that as well For more information about this fine product and for d...

Page 20: ...Owner s Enjoyment Manual PN 913 174 0 Rev B The End ...

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