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Jensen XA2150 User Manual

Jensen XA2150
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How to Install and Operate
the XA2150 Amplifier
®
Contents
Technical Assistance
For technical assistance with the operation or installation
of the XA2150, call 1-800-323-0221.
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.
Features........................................ 2
Installation................................... 2
Before You Begin
Installation .....................................2
Amplifier Location ..........................2
Disconnect Battery ........................2
Amplifier Installation Kit .............2
Supplies and Tools
Needed ..........................................3
Routing Wires ................................3
Bigger is Better ..........................3
Wiring............................................. 4
Power and Outputs ........................4
Power Terminal (BATT +12V) ........4
Ground Terminal (GND).................4
Remote Terminal (RMT +12V).......4
Fuses .............................................4
Inputs and Controls .......................5
Input Wiring....................................5
Pass Output ...................................5
Power Light....................................5
Protect Light ..................................5
Input Level Control ........................6
Bass Boost.....................................6
Crossover ......................................6
Speaker Wiring ..............................7
Testing .......................................... 9
Reconnect Battery .........................9
Test Power Wiring..........................9
Test Speaker Connections ............9
Dealing with Alternator
Noise..........................................9
Installing in Trunk.....................10
Crimp Connections ..................10
Securing Wires ........................10
Speaker and
Power Wires ............................10
Troubleshooting ....................... 11
Specifications
and Warranty............................. 12
50 250
HPF
ON
OFF
BASS
-BOOST
POWER
PROTECT
HIGH INPUT
LOW
PASS OUTPUT
LR
LR
LEVEL
MIN MAX
LPF
50 250
®
HPF
LPF
FULL
X-OVER
5311Eamp.p65 4/10/99, 8:13 PM1
Question and Answer IconNeed help?

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Jensen XA2150 Specifications

Power Output IconPower Output
power output at 4 ohms75 Watts per channel RMS
power output at 2 ohms100 Watts per channel RMS
bridged power output at 4 ohms200 Watts per channel RMS
Audio Performance IconAudio Performance
frequency response20 Hz-20 kHz ± 3 dB
signal to noise ratio at rated power>100 dB
channel separation at reference power>65 dB, 1 kHz
Electrical Specifications IconElectrical Specifications
power requirement14.4 VDC (10.8-15.6 VDC allowable)
fuse requirements30 amp blade-type fuse
speaker impedance2-8 ohms
Physical Specifications IconPhysical Specifications
dimensions2.25" x 11.125" x 8" (56.5mm x 282mm x 203mm)
input impedance20 k ohms
crossover frequenciesLow/High: 50-250 Hz

Summary

Technical Assistance

Features

Installation

Before You Begin Installation

Prepare necessary tools, supplies, and adapters before commencing installation.

Amplifier Location

Select a mounting location allowing adequate air circulation to prevent overheating.

Disconnect Battery

Always disconnect the vehicle's negative battery terminal before starting installation.

Supplies and Tools Needed

Routing Wires

Wiring

Power Terminal (BATT +12V)

Connect directly to the vehicle battery positive terminal using 8 gauge wire.

Remote Terminal (RMT +12V)

Connect the radio power antenna lead to turn the amplifier on/off with the receiver.

Ground Terminal (GND)

Connect to clean, unpainted metal chassis for a good electrical ground connection.

Fuses

Use only one 30 amp blade-type fuse for protection.

Inputs and Controls

Input Wiring

Connect low-level RCA or high-level speaker wires from the receiver to the amplifier inputs.

Pass Output

Use pass-through connectors for adding other amplifiers to the system.

Power Light

Indicator light shows when 12-volt power is available at the battery and RMT wires.

Protect Light

Indicates amplifier shutdown due to overheating, short circuit, or speaker failure.

Input Level Control

Crossover (X-OVER)

Bass Boost

Speaker Wiring Configurations

2 Speakers

Connect two speakers to the amplifier's stereo outputs.

2 Subwoofers

Connect two subwoofers to the amplifier's stereo outputs.

Advanced Speaker Wiring

2 Speakers + Subwoofer (Tri-mode)

Connect two full-range speakers and one subwoofer using appropriate crossovers.

Bridged Subwoofer

Connect a single subwoofer to the amplifier in bridged mode for maximum power.

Testing

Reconnect Battery

Reconnect the negative battery terminal after all wiring is complete and verified.

Test Power Wiring

Verify amplifier power light comes on and speakers operate when receiver volume is adjusted.

Test Speaker Connections

Ensure correct speaker output and verify wiring if sound is absent or incorrect.

Dealing with Alternator Noise

Prevent 'siren' sound by not bundling cables, running wires separately, and ensuring good grounds.

Installation Tips

Trunk Installation Routing

Run power wires along existing vehicle wiring paths in the trunk, removing trim as needed.

Wire Bundling and Securing

Use wire ties to bundle wires, keeping power and speaker wires separate for optimal performance.

Proper Crimp Connections

Strip 1/4 inch insulation, insert into connector, and crimp securely for reliable splices.

Separating Power and Speaker Wires

Run power and speaker wires on opposite sides of the vehicle to prevent noise induction.

Troubleshooting

Amplifier No Power

Check +12V and remote wires for power. Verify fuse status.

Low Amp Output

Adjust input level control (gain) to a higher setting if radio volume is too high.

Input Sensitivity Issues

Adjust input level control to a lower setting if radio volume is too sensitive.

Single Speaker Output

Check speaker connections, wiring integrity, and for defective speakers.

Distorted Sound

Adjust input level, check speaker wiring for shorts, and ensure RCA cables are functional.

Blown Fuses

Verify power wire connections and check speakers for shorts or defects.

Alternator Noise

Ensure proper ground connections and separate power/speaker wires to avoid ignition noise.

Power On/Off Pops

Check remote wire connection; consider a switch for manual amp turn-on if needed.

Amplifier Shutdown

Allow amplifier to cool if in thermal protection; check speaker connections and impedance.

No Output on Channels

Verify speaker wires are connected correctly to speakers and inputs are properly hooked up.

General Troubleshooting

Refer to specific sections or contact Jensen Technical Assistance for unresolved issues.

Specifications

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