PowerBass ASA SERIES, Owner'S Manual

Page 1: ...ead through this manual to familiarize yourself with your new amplifier Should your PowerBass AutoSound mobile amplifier ever require service you will need to have the original dated receipt ASA3 400 1 ASA3 600 1 2 OHM STABLE DESIGN Minimum Impedance Load is 2 Ohms ...

Page 2: ...tended only to power subwoofer s It is important that you closely follow the wiring instructions contained in this Owners Manual so that you get the most from your PowerBass AutoSound A B Class Mono Block mobile amplifier Caution High powered audio systems in a vehicle are capable of generating higher then Live Concert levels of sound pressure Continued exposure to excessively high volume sound le...

Page 3: ...EXPERIENCE Installation of PowerBass mobile amplifiers requires detailed knowledge of electronics wiring and proper speaker impedance We strongly recommend installation by an authorized PowerBass dealer This Own ers Manual only provides general installation and operation instructions If you have any reservations about your installation skills please contact your local PowerBass dealer for assistan...

Page 4: ...away fabric from hole locations before drilling or cutting When running power cables through sheet metal be sure to use grommets to properly insulate the metal edges from the wire insulation If possible use tubing through grommets Due to the high power output of our PowerBass Autosound amplifiers considerable heat may be produced when the unit is in operation For this reason the amplifier should b...

Page 5: ... moisture and direct sunlight The best places to mount your amplifier are The floor of the trunk under the driver s seat or on the back of the rear seat For alternate installation locations please consult your authorized PowerBass Dealer WARNING Upside down mounting will compromise heat dissipation through the heatsink and could engage the thermal protection circuit Try to avoid mounting the ampli...

Page 6: ...input will accept levels up to 6Vrms 2 Line OUTPUT RCA Jacks RCA style pass through output jacks allow for a signal to be sent to other amplifiers in a daisy chain configuration Only one Remote Bass Control can be used when multiple bass amplifiers are connected 3 GAIN Control This control is used to match the input sensitivity of the amplifier to the particular source unit that you are using up t...

Page 7: ...river s seat 8 BADGE Switch Controls the lighting of the top mounted PowerBass logo badge 9 POWER STATUS Indicator The BLUE L E D lights up when the power is on This L E D turns RED constantly or flashes when the built in protection circuitry is activated This indicates a problem with the system in relation to the amplifier see Troubleshooting Tips 10 SPEAKER Output Terminals As shown in the wirin...

Page 8: ... directly to the chassis of the vehicle Make sure that all of the paint is sanded or scraped away to ensure a quality ground connection WARNING Disconnect the negative battery terminal before you start any wiring work The battery of your car audio system must be disconnected until the entire wiring installation is completed Your PowerBass Autosound amp will draw large levels of current so use the ...

Page 9: ...ze for your application BATT Power This amplifier should be wired directly to the vehicle battery using the appropriate size cable Start at the vehicle battery and run the power cable through to the amplifier Avoid running the power cable over engine components and near heater cores The use of an inline fuse or circuit breaker is a must this will prevent the risk of a potential fire caused by a sh...

Page 10: ... loosen the BATT and the GND connections on the amplifier Insert the ground first and then the 12V and please make sure that you place them into the correctly marked terminals Then tighten the screws down securely REM Remote Trigger This terminal must be connected to a switched 12V source Typically remote turn on leads are provided at the source unit that will turn on and off the amplifier in corr...

Page 11: ...he system be fused within 18 inches 45cm of the connection to the vehicle battery The value of this fuse or circuit breaker should be no greater than the sum of the fuses found on all of the equipment being connected to that power wire NOTE It is highly recommended that a hand driver and NOT a power drill is used to tighten the set screws on the terminal blocks This will prevent stripping or other...

Page 12: ...ds Always use high quality RCA audio cables not supplied for signal connections those with multiple layers of shielding or a twisted pair variety for better noise rejection Be extra careful when routing your RCA audio interconnect cables Car environments are notorious for poorly insulated wires This means that hiss engine noise and fan noise can easily be picked up through RCA cables if run incorr...

Page 13: ...the GAIN control on the amplifier to Min completely counter clock wise 3 Turn on the head unit and adjust volume to 2 3 maximum and set the BASS and TREBLE to zero 4 Adjust the GAIN control clockwise until the sound just begins to distort then back off slightly to cut distortion and operate at optimum gain Remember the GAIN control is not a volume control Ignoring these steps above may leave you w...

Page 14: ...to the amplifier simply insert one end of the telephone plug into the REMOTE port on the side panel Plug the other end into the remote module Install the module within easy reach on or under your dash SPEAKER WIRING AND CONFIGURATIONS Speaker Load Keep in mind your PowerBass Autosound amp is a high power amplifier and not a high current amplifier In other words it requires a minimum impedance of 2...

Page 15: ...tive and negative to negative Most speaker wire has some indicator color code ribbing or printing on one of the two wires to help you distinguish the positive and negative leads At the amplifier end insert the stripped bare speaker wires into the properly marked terminals Use a Phil lips screw driver to loosen the speaker terminals on the amplifier Make certain that no bare wire ends touch each ot...

Page 16: ...woofer with Dual Voice Coil 2 OHM STABLE DESIGN Minimum Impedance Load is 2 Ohms Maintaining proper impedance is critical when wiring the Class A B mono amplifiers Improper wiring can cause severe damage to BOTH the woofer and the amplifier Detailed wiring diagrams are supplied with all PowerBass woofers IF YOU ARE NOT EXPERIENCED OR UNCOMFORTABLE READING THE WIRING DIAGRAMS CONSULT YOUR AUTHORIZE...

Page 17: ...on about recommended power wire check out our website at www powerbassusa com PERSONAL NOTES Name ______________________________________________________________ Date Purchased ______________________________________________________ Dealer _____________________________________________________________ Installed By _________________________________________________________ Model _______________________...

Page 18: ...te air flow around the amplifier Voltage protection engaged Voltage to the amp is not within the 9 17 VDC operating range Have the battery charging system inspected Short circuit protection is engaged Check for speaker wires shorted to each other or the vehicle chassis Speakers operating below the minimum impedance an cause this to occur Alternator noise varies with RPM Check for damaged RCA cable...

Page 19: ...rossover Low Pass Filter 40Hz 250 Hz Crossover Slope 12dB Octave Bass EQ at 45Hz 0 18 dB Input Gain Control 0 2V 6 0V Low Level Input Impedance 22K Ohms Damping Factor 150 into 4 Ohms Fuse Rating ATC Style 2 x 20A 2 x 40A Dimensions Width W x 8 3 210 mm Height H x 2 3 58 mm Length L mm 13 7 348 mm 16 8 428 mm Important Notes Due to continuing improvements these specifications are subject to change...

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Page 23: ...id damage or exposure to excessive heat Attempted repairs or alterations of any nature Product that has not been installed according to this owners manual Any implied warranties including warranties of fitness for use and merchantability are limited in duration to the period of the express warranty set forth above Some states do not allow limitations on the length of an implied warranty so this li...

Page 24: ...PowerBass Autosound A division of PowerBass USA Inc 2133 S Green Privado Ontario CA 91761 Tel 909 923 3868 Fax 909 923 8048 www powerbassusa com ...