Jensen XA4150 User's Manual
Contents
1. Important If wiring connections are made wrong the unit will not operate properly and it could be damaged Follow the installation instructions carefully or have the installation handled by an experienced technician Professional Tip Amplifier Installation Kit Your installation job will be much easier if you purchase an amplifier installation kit These kits often include low level RCA cables extra large power and ground wires a fuse or circuit breaker and connector for the battery 4 10 99 7 08 PM THESES e Eon EEEN XA4150 JENSEN Supplies and Tools Needed Routing Wires Supplies e Speaker wire 12 gauge for subwoofers 16 18 gauge for other speakers Sheet metal type screws for mounting amplifier Electrical tape Solderless crimp connectors 1 2 thick plywood or particle board to mount amplifier on Tools e Flat and Phillips screwdrivers e Wire cutters e Wire strippers Battery Connector Fuse or Circuit Breaker Grommet To prevent j damage to power wire Power Wire 8 gauge wire or larger Cordless or standard electric drill and drill bit set Crimping tool if using solderless crimp connectors 12 volt test light or digital multimeter Wire brush or scraper to remove paint for a good ground connection to vehicle Soldering iron and rosin core solder if you re going to solder your connections _ Power Antenna padi Turn on Wire 18 gauge wire Amplifier2. JENS How to Install and Operate the XA4150 Amplifier Welcome What you re holding in your hands is no ordinary owner s manual We ve tried to make the instructions in this book clear and easy to follow For your Jensen amplifier to work right it must be installed correctly This manual will show you how to install your new amplifier like a pro It s a good idea to read all of these instructions before you begin the installation Most installations are straightforward and can be handled by a do it yourselfer with the right tools patience and the ability to follow instructions But do it yourself installation isn t for everyone If you still don t feel confident after reading this book consider turning the installation job over to someone better suited to it Warranty Service _ If your Jensen amplifier should ever require service you will need to have the original dated receipt If you ever need to return the unit for any reason always include the receipt with the product CaS 7 P Technical Assistance For technical assistance with the operation or installation of the XA4150 call 1 800 323 0221 5314Eamp p65 1 Contents GUUS ino cicio fees ck desis cctuapeizetse 2 Installation ee 2 Before You Begin Installation ec eeeeeeeeeeeeeeeeeeeee 2 Amplifier Location 0 0 00 2 Disconnect Battery 0 0 2 e Amplifier Installation Kit 2 Supplies and Tools Needed osise 3
3. Inputs may be high level from the receiver s speaker or low level from special low level outputs Low level input is preferred for best performance Important Use only the low level or high level input do not use both at one time Low Level Input Use a pair of shielded stereo audio cables with RCA type jacks Most trunk mount amplifier installations require 20 foot RCA cables Most under seat and pickup truck installations use 12 foot cables Connect RCA cables from your receiver to the RCA input jacks on the amplifier High Level Input Connect left and right speaker wires coming from radio to high level input plug as shown White Left White Black Left Gray Right Gray Black Right Black ground Radio Splice as necessary HIGH INPUT Hi level input plug on amp 5314Eamp p65 5 JENSEN O protect noonoo Pass Output Use pass through PASS OUTPUT connectors for adding other amplifiers POWER O O PROTECT Power Light The power light comes on when 12 volt power is available at both the battery 12 volt and RMT wires Protect Light The red protect light comes on when the amplifier shuts down from overheating or a short circuit speaker failure 4 10 99 7 08 PM _ aaa JENSEN BASS BOOST LEVE a i OFF ON CH 1 2 X OVER MIN MAX MIN MAX CH 3 4 0 5 CH 1 2 0 5 250 250 X OV
4. down Amp is in thermal protection Let amp cool down before attempting to turn back on some installations may require a fan to keep the amp cool especially if you are driving subwoofers with the amp Faulty speaker connection and or crossover Check speakers and or crossovers for loose or bad connections Low battery voltage Make sure you are getting between 10 8 15 6 volts to the amplifier with a digital multimeter measured at the amplifier Speaker impedance less than 2 ohms per channel If you are using 4 ohm speakers you cannot have more than two speakers wired in parallel per channel Amp will not operate into 2 ohms bridged No output on channels Speaker wires not connected to speakers properly Input hooked up incorrectly Refer to pages 5 6 and 7 for proper installation Can t find cause of problem 5314Eamp p65 Contact Jensen Technical Assistance 1 800 323 0221 4 10 99 7 08 PM 11 E 5314Eamp p65 12 Specifications XA4150 Amplifier Power output 14 4 VDC 20 20 KHZ 4 ohms 75 Watts per channel RMS lt 00 08 THD 2 ohms 100 Watts per channel RMS lt 00 1 THD 4 ohms bridged 200 Watts per channel RMS lt 00 1 THD Frequency ReSponse ceeeseeee cess eeeeeeteeeeteaes Signal to Noise Ratio Rated Power Channel Separation Ref Powet c THD amp IMD Ref Power into 2 ORMS oaae Speaker Impeda
5. Dealing with Alternator Noise The vehicle alternator can cause a siren sound in the speakers that changes with engine speed To prevent alternator noise e Do not bundle RCA cables with speaker or power wires os D ker wi llel Test Power Wiring SC er wires parallel to When wiring is complete reconnect the battery negative terminal e If you have more than one amplifier connect all ground wires to the same Turn on the receiver but do not turn up the volume The amplifier power light should come on If not check the screw l RMT and 12V wires Make sure all wires are as short as Turn up the receiver volume slightly All possible speakers should operate If not check e Make sure the receiver black wire has a wiring connections at amplifier and good connection to the vehicle chassis speakers ground Test Speaker Connections These tests make sure the speakers are connected right If speakers don t play at all one or both speaker wires may be discon nected If the wrong speaker plays you hear left speaker when you expect right speaker make sure you connected the wires correctly Once everything is operating correctly reassemble vehicle trim and dashboard 5314Eamp p65 9 4 10 99 7 08 PM JENSEN Professional Tip Installing in Trunk When installing the amplifier in the trunk run the power wires along the same path as the other vehicle wiring Many cars have insulated cha
6. ER LPF_ HPF FULL CH 3 4 BASS BOOST 50 250 OFF ON 50 250 Input Level Control The input level control matches the output of your radio to the input of the mn Max mN max amplifier After the installa tion is complete make sure the input level control on the amp is turned down all the way counterclockwise or all the way to the left Play a tape or CD make sure bass and treble settings or EQ are flat too and turn the volume up slowly until you just start to hear distortion Now back the volume down just a bit On the amp slowly turn up the input level control clockwise or to the right until you just start to hear distortion and back it down a bit Now your radio and amplifier levels are matched Bass Boost BASS BOOST BASSBOOST increases the volume of bass by up to 6 GB at 45Hz OFF ON 5314Eamp p65 6 XA4150 Crossover Adjust the crossover to accommodate your chosen installation method e LPF low pass filter only bass tones go to speakers Use with woofers or subwoofer m e FULL all tones go to speakers ee Use with full range speakers HPF high pass filter blocks very low tones from the speakers Use with 6 or smaller speakers X OVER Use LPF and HPF to adjust from 50 to 250Hz When using your Jensen amplifier to run a subwoofer and two full range speakers known as Tri mode or three channel operation you will need to purchase separate
7. Installation Kit You will need an amplifier installation kit to install your amp properly because it contains all the wire and connectors that you will need to hook up your new amp right the first time If you want to purchase these items separately you will need the following 20 25 feet of 8 gauge wire 50 amp fuse or circuit breaker to be hooked up at the battery 20 feet of 18 gauge wire for the remote turn on power antenna lead RCA cable for signal input from radio 20 feet for trunk installation 12 feet for under seat installation Two 8 gauge ring terminals one for the battery connection and the other for the ground connec tion at the amp You may need two additional ring terminals if you are using a circuit breaker at the battery Two 8 gauge barrel connectors you may need these depending on what type of fuse holder you have Two 8 gauge spade terminals to hook up power at the amp Eight 12 gauge spade terminals for subwoofers or 16 18 gauge spade terminals for other speaker connections to amp One 18 gauge spade terminal for remote turn on power antenna lead Bee X Ground Screw noana Drill 1 8 hole in chassis sheet metal E Use the same ground if Amplifier using multiple amplifiers Professional Tip Bigger is better Stereo installation dealers sell extra thick power and speaker wires to ensure best sound Look for 8 gauge power wire espe cially if you have several am
8. Routing Wires orse isisisi 3 e Bigger is Better aaeeea 3 WINING iien 4 Power and Outputs ee 4 Power Terminal BATT 12V 4 Ground Terminal GND 4 Remote Terminal RMT 12V 4 USCS iirinn soutenet i 4 Inputs and Controls 0 0 0 5 INPUT WIPIMNG ieiiscdesBecestrieeeennies 5 KJ P ss OuIpUl iiri 5 Power EIQME lt 5 csctenicssscensiceessucsdecveeees 5 Protect Light srinissiississsciiiisiasess 5 Input Level Control 0 0 6 Bass Boost Crossover Speaker Wiring eseese 7 TESNO ee 9 Reconnect Battery 0 0 0 9 Test Power Wiring 9 Test Speaker Connections 9 e Dealing with Alternator INOIS EE E 9 e Installing in Trunk 10 e Crimp Connections cccee 10 S CuUriNG WITS cesieanssniias 10 e Speaker and Power Wires wo eeeeeteeetteeeeeeeee 10 Troubleshooting 11 Specifications and Warranty cee 12 4 10 99 7 08 PM JENSEN Features The Jensen XA4150 power amplifier is a two channel 400 watt total system power automotive amplifier The XA4150 includes RCA inputs High level inputs Continuously variable low pass or high pass crossover Bass boost feature Remote turn on off Electronic protection circuitry to protect the amplifier from short circuit DC offset and thermal overload Unique super efficient heat sink design 4x75 watts RMS per channel 4x 125 watts peak 2 x 200 watts RMS bridged into a 4 ohm
9. ed too low Adjust input level control gain control Radio volume is too sensitive Input level control adjusted too high Adjust input level control to lower setting Sound from only one speaker Defective speaker Replace speaker Poor connections to speaker wire Check connections Speaker wires shorting together Separate speaker wires and insulate RCA input cable defective Replace cable Sound distorted Input level control adjusted too high Adjust input level control Blows fuses Speaker wires shorting together Separate speaker wires and insulate Power wires hooked up incorrectly Check power wire connections Speakers blown or defective Check speakers Alternator whine in outputs vehicle ignition noise Radio has poor noise immunity Disconnect audio inputs to amplifier if noise disappears then the radio is at fault Improper ground connections Make sure radio and amplifier are grounded to the same point Loud pop in speakers when power is turned on or off Remote wire blue not properly connected Refer to page 4 for proper installation If radio does not have a power antenna lead and you have connected the remote lead to an ignition source then you may get a pop in your speakers This is not uncommon You may have to put a switch in line with the remote lead to turn the amp on off manually Protect light comes on amplifier shuts
10. ensen s liability is limited to the repair or replacement at our option of any defective product and shall not include incidental or consequential economic damages of any kind Some states and or provinces do not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above limitations and 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 and province to province JENSEN Recoton Mobile Electronics A Division of Recoton Audio Corporation A RECOTON COMPANY 1090 Emma Oaks Trail Lake Mary Florida 32746 1999 Recoton Audio Corporation 4 10 99 7 08 PM
11. high and low pass crossovers from your local retailer A pair of high pass crossovers for your full range speakers and a low pass filter for the subwoofer This will allow the amplifier to work properly when installing it in Tri mode Failure to install these filters may damage your amplifier and or your speakers 50 250 50 250 4 10 99 7 08 PM i Ts JENSEN BEREE XA4150 Speaker Wiring The XA4150 amplifier has inputs and outputs for four channels 2 Subwoofers Bridged Mono 4 Speakers RCA Cables loo X OVER P am T 4 10 99 7 08 PM 5314Eamp p65 JENSEN XA4150 2 Speakers Bridged Subwoofer 4 Speakers 2 Subwoofers 4 RCA Cables 5314Eamp p65 8 High 7 Pass Filter available at most car stereo PF HPF installation FULL stores inimum LPF HPF FULL X OVER a m LPF HPF FULL Important When running a subwoofer and two full range speakers together Tri mode operation high and low pass filters must be used Failure to install these filters will damage your amp and or speakers 4CH 2CH 3CH 4 10 99 7 08 PM _ aaa i 1 XA4150 JENSEN Testing Before you finish the installation you should do the following tests to make sure the wiring is correct and everything is operating properly Reconnect Battery Professional Tip
12. load Before You Begin Installation Before you begin you will need tools supplies and adapters It is best to make sure you have everything you need before you start There is a list of supplies and tools on the next page Amplifier Location Important Allow air circulation around the amplifier The XA4150 amplifiers compact design allows greater flexibility in mounting It can be mounted under a seat or in the trunk When selecting a location remember that amplifiers generate heat Select a location where air can circulate around the amplifier Do not cover the XA4150 with carpets or enclose it behind interior trim panels Do not mount the amplifier in an inverted or upside down configuration Every installation will be a bit different based upon vehicle design Check all locations and placements carefully before making any cuts or connections 5314Eamp p65 2 XA4150 e Bridgeable design to direct full power to two speakers Audio Amplifiers Amplification offers two advantages Installation e The XA4150 amplifier can make the sound of your receiver fuller and richer even at low volume levels Many automotive receivers provide four to 10 watts at maximum power At 75 watts RMS per channel 200 watts bridged the XA4150 can be played substantially louder permitting the use of more powerful speakers Disconnect Battery Before you begin always 8 disconnect the battery negative terminal
13. nce ccecceeeeeeeeeeeeeeeeeeeeeseeees Input Impedance ee eeeeeeeeeeeeeeeeeeeeeeeeeeeteeeeeeeeeeeed Crossover Frequencies cccccccceccsseeeesesteeeessteeeeeees Power Requirements npea Fuse Requirement Snie Dimensions Specifications subject to change without notice P EAEE E EAE 20 Hz 20 kHz 3 dB E cect eeeeeee EA 20 k ohms E a Low High 50 250 Hz eee 14 4 VDC 10 8 15 6 VDC allowable Daisies two 25 amp blade type fuses 2 25 x 11 125 x 12 75 56 5mm x 282mm x 330mm Limited One Year Warranty USA and Canada Length of Warranty This warranty from Recoton Mobile Electronics shall be in effect for a period of one year from the date of the first consumer purchase Persons Protected This warranty will be enforceable by the original owner and any subsequent owners during the warranty period so long as proof of date of purchase from an authorized Jensen dealer is presented whenever warranty service is required What is Covered Except as otherwise specified below this warranty covers all defects in material and workman ship in this product The following are not covered damage resulting from accident misuse abuse neglect product modification improper installation incorrect line voltage unauthorized repair or failure to follow instructions supplied with the product damage occurring during shipment claims must be presented to the carrier elimination of car static or other electrical in
14. nnels for wiring You will have to remove the door sill trim and the carpet Professional Tip Crimp Connections Purchase crimp connectors and crimping tool Connectors are color coded 1 Strip 1 4 inch 6mm of insulation from both wires 2 Insert into connector 3 Crimp tightly You can make permanent splices using butt connectors or select connectors that can be removed and reinstalled OF Of Strip wire 1 4 6mm i t 10 5314Eamp p65 10 XA4150 Professional Tip Securing Wires Be proud of your installation Use wire ties to bundle wires together when possible But never bundle speaker wires and power wires together Secure loose wires to the vehicle to make sure they don t rub or rattle Professional Tip Speaker and Power Wires Do not run speaker and power wires next to each other Power wires can generate a siren sound in the speakers Run speaker and power wires on opposite sides of the car 4 10 99 7 08 PM XA4150 Troubleshooting Problem Possible Cause Corrective Action JENSEN Amplifier does not operate power LED not on when vehicle and radio are on No power to 12V terminal Repair wire or connections No power to remote wire with radio on Check connections to radio with test light Fuse blown Check fuse Radio volume needs to be turned up too high for amp to work Input level control gain control adjust
15. plifiers 5314Eamp p65 3 4 10 99 7 08 PM _ Bs i JENSEN XA4150 Wi Wiring Power and Outputs L power SPEAKER J Power Terminal BATT 12V Remote Terminal RMT 12V Connect the radio power antenna lead from the receiver to the amplifier remote RMT terminal This turns the amplifier on whenever the receiver is turned on If a power antenna lead is not available connect this wire to the radio or accessory fuse 12V RMT GND BSAS Connect directly to the vehicle battery terminal with 8 gauge wire minimum 12V RMT GND ZER Spade Not Supplied Connector 50 amp Fuse r Circuit Breaker TOOL To Battery Spade Butt Connector Connector not supplied C i 8 Gauge _ r To Receiver Wire Power Antenna Lead Battery Install as close Terminal to the battery Adapter as possible l Terminal Ground Terminal GND Connect to a good chassis ground The ground connection should be to clean unpainted metal to provide a good electrical connection GND Use only two 25 amp ER EA 5 blade type fuses Spade Sheet Metal Connector Rin crow Connector supplied Drill 1 8 hole in chassis sheet metal g 5314Eamp p65 4 4 10 99 7 08 PM XA4150 Inputs and Controls noaoono Input Wiring
16. terferences any product purchased outside USA or Canada or on which the serial number has been defaced modified or removed How You Can Get Service U S Purchasers Please telephone Jensen at 1 800 323 4815 We will either inform you of the name and address of an authorized Jensen repair station which will service the product or will advise you to send the product to a factory service center Canadian Purchasers The product should be returned to the Jensen dealer from whom it was purchased and such dealer either will service or arrange for service of the product If shipment of the product is required it should be packed securely The original dated bill of sale must always be included with the product as proof of warranty coverage What We Will Pay For We will pay for all labor and material expenses required to repair the product but you must pay any labor costs for the removal and or installation of the product If the product is shipped for warranty service you must prepay the initial shipping charges but Jensen will pay the return shipping charges if the product is returned to an address inside the USA or Canada Limitation of Implied or Statutory Warranties and Conditions All implied or statutory warranties and conditions including warranties or conditions of merchant ability fitness for particular purposes and non infringement are limited in duration to the length of this warranty Exclusion of Certain Damages J
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