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L.O.C.PRO™ LP3-4

Line Output Converter

Before You Start

Replacing your radio? PAC also produces RadioPRO

™ 

which is a radio replacement solution, with steering wheel

control retention built-in. This greatly expedites the installation of a new radio into your vehicle. 

Installation Instructions

The professional way to integrate 

your new amplifier.

General Overview 

Install It Right with L.O.C. PRO

 

Don’t cheat yourself out of all the performance your new radio or amplifier can deliver. Proper audio line level 
matching is critical when replacing your vehicle’s factory (OEM) radio or amplifier. It can be the difference 

between a great sounding system that you enjoy every day and a buggy, noisy mess that drives you crazy.   
PAC L.O.C.PRO™ interfaces have been professionally designed for those who want the very best.

The L.O.C.PRO™ LP3-2 can be used for adding amplifiers to a system that does not have RCA outputs. Level 

matching is achieved using precision stereo gain dials and will enable proper adjustment of audio output of the 

radio for optimum system performance. Included in these instructions are the most common applications for the 

L.O.C.PRO™ LP3-2.  

 

Speaker Level Input to RCA Level Output

Speaker level input to RCA level output is the most commonly used configuration for the LP3-4.

Use this when you need to create RCA level outputs from a source that only has speaker level outputs. 
After all the connections are made, skip to the level adjustment section of this manual.

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Front Right Audio Input

Rear Left Audio Input

Rear Right Audio Input

Front Left Audio Input

Audio Ground Input -

Rear Left Output

Rear Right Output

Front Left Output

Front Right Output

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OPTIONAL

)

Note: 

 

If using large RCA connectors that are difficult to insert into housing, unsnap the    

 

 

 

 

L.O.C.PRO™ cover and remove end panel insert around RCA outputs.

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