JL Audio C3-650 User Manual

OWNER’S MANUAL
6.50-inch (165 mm) Convertible 2-Way Component System
Thank you for choosing a JL Audio Evolution™ C3 Convertible
Component System for your automotive sound system.
These Evolution™ Speakers have been designed and manufactured to
exacting standards in order to ensure years of musical enjoyment in your
vehicle. For maximum performance and extended warranty
coverage, we highly recommend that you have your new speakers installed
by an authorized JL Audio dealer. Your authorized
dealer has the training, expertise and installation equipment to ensure
optimum performance from this product. Should you
decide to install the speakers yourself, please take the time
to read this manual thoroughly so as to familiarize yourself
with its installation requirements and setup procedures.
If you have any questions regarding the instructions in this
manual or any aspect of your amplifier’s operation, please contact your
authorized JL Audio dealer for assistance. If you need further assistance,
please call the JL Audio Technical Support Department
at (954) 443-1100 during business hours.

JL Audio C3-650 Specifications

General

Tweeter	Yes
Impedance	4 Ω
Rated power	75 W
Speaker type	2-way
Shape	Round
Amplifier included	No

Weight and Dimensions

Mounting depth	65 mm
Woofer diameter	165 mm
Tweeter diameter	25 mm
Mounting hole diameter	141 mm

Summary

Specifications and Components

Included Components and Parts

Lists all items included in the C3-650 system package.

Getting Started and Adjustments

Crossover Network Installation

Instructions for installing crossover networks in a dry location within the vehicle.

Tweeter Protection

Explains the electronic circuit protecting the tweeter from overload.

Crossover Network Adjustment

Details how to adjust midrange and tweeter levels for optimal sound.

Adjustable Midrange Presence

Explains the three-position control for upper midrange response.

Adjustable Tweeter Level

Describes the four-level adjustment for tweeter output to match listening preferences.

Wiring Your Speaker System

Component System Wiring

Describes how to wire speakers for a component setup.

Coaxial System Wiring

Describes how to wire speakers for a coaxial setup.

Convertible Components Set-Up

Component System Set-Up

Details the process of setting up the C3-650 in a component configuration.

Coaxial System Set-Up

Explains how to set up the C3-650 in a coaxial configuration with tweeter mounting.

Placement Considerations

Coaxial Placement Considerations

Advice on optimal door speaker placement for coaxial configurations.

Component Placement Considerations

Advice on optimal placement of woofers and tweeters for component systems.

Woofer Installation

Factory Location Woofer Installation

Instructions for installing woofers in factory locations using existing wiring.

Custom Location Woofer Installation

Guide to installing woofers in custom locations, including cutting and mounting.

Tweeter Installation

Flush-Mount Installation

Steps for flush-mounting tweeters using a compact mounting fixture.

Surface-Mount Installation

Guide to surface-mounting tweeters when clearance behind the panel is limited.

Limited Warranty Information

Service and Returns

Instructions for obtaining warranty service and returning products.

International Warranties

Information about warranty coverage for products purchased outside the USA.