JBL GTO328

JBL Stage 602 6-1/2" 2-Way Coaxial Car Audio Speakers User Manual

Model: GTO328 | Brand: JBL

Introduction

This manual provides comprehensive instructions for the installation, operation, and maintenance of your JBL Stage 602 6-1/2" 2-Way Coaxial Car Audio Speakers. Please read this manual thoroughly before attempting installation or operation to ensure proper use and optimal performance.

Key Features

Package Contents

Your JBL Stage 602 speaker package typically includes the following items:

Two JBL Stage 602 coaxial speakers with grilles
Figure 1: Two JBL Stage 602 coaxial speakers with protective grilles.
JBL Stage 602 speaker without grille, showing cone and tweeter
Figure 2: A single JBL Stage 602 speaker, revealing the polypropylene cone and PEI balanced dome tweeter.

Setup and Installation

Proper installation is crucial for optimal sound performance and speaker longevity. If you are unsure about any steps, it is recommended to seek professional assistance.

1. Safety Precautions

2. Preparing for Installation

  1. Remove Existing Speakers: Carefully remove the existing car audio speakers from their mounting locations (e.g., door panels, rear deck). This may involve removing trim panels, screws, and disconnecting wiring.
  2. Check Fitment: Compare the JBL Stage 602 speakers with the original speakers and the mounting location. Use the provided mounting brackets if necessary to ensure a secure fit.
  3. Wiring: Identify the positive (+) and negative (-) speaker wires from your vehicle's audio system. Ensure proper polarity when connecting the new speakers.
JBL Stage 602 speaker with dimensions indicated
Figure 3: Speaker dimensions for fitment verification. Top-mount depth is 2-5/16 inches.

3. Speaker Mounting

  1. Secure Speakers: Place the JBL Stage 602 speakers into the prepared mounting locations. Use the provided screws to secure them firmly. If using mounting brackets, attach the brackets first, then the speakers to the brackets.
  2. Apply Foam: Apply the included speaker foam around the speaker's edge where it meets the mounting surface. This helps to minimize vibrations and improve sound quality by creating a better seal.
  3. Connect Wiring: Connect the vehicle's speaker wires to the terminals on the JBL Stage 602 speakers. Ensure the positive (+) wire connects to the positive terminal and the negative (-) wire connects to the negative terminal.
  4. Install Grilles: If desired, attach the speaker grilles over the speakers.
  5. Reassemble: Reassemble any removed trim panels or components.

4. General Installation Guidance

For a visual guide on upgrading car audio speakers, including insights into speaker components and mounting options, refer to the video below. This video provides general information applicable to JBL GTO series speakers, which share similar installation principles.

Video 1: General guidance on upgrading factory car audio systems with JBL GTO speakers. This video covers speaker components, mounting brackets, and tweeter installation options.

Operating Your Speakers

Once installed, your JBL Stage 602 speakers will operate as part of your vehicle's existing audio system. No specific operational controls are on the speakers themselves.

Maintenance and Care

To ensure the longevity and continued performance of your JBL Stage 602 speakers, follow these maintenance guidelines:

Troubleshooting

If you experience issues with your speakers, consult the following common troubleshooting steps:

ProblemPossible CauseSolution
No sound from speakersLoose wiring connection; Incorrect polarity; Blown fuse in head unit/amplifier; Faulty speaker.Check all wiring connections; Verify correct polarity (+ to + and - to -); Check fuses; Test speaker with another audio source.
Distorted soundVolume too high; Incorrect tone settings; Overpowering speakers; Damaged speaker cone/surround.Reduce volume; Adjust EQ/tone controls; Ensure amplifier power matches speaker RMS; Inspect speakers for physical damage.
Weak or no bassIncorrect polarity; Poor speaker seal; Low bass setting on head unit.Verify correct polarity; Ensure speakers are securely mounted with foam seal; Increase bass setting on head unit/EQ.

Specifications

FeatureDetail
Model NumberGTO328
Speaker Type6.5" 2-Way Coaxial Car Speakers
Power Handling (RMS)45 Watts per speaker
Power Handling (Peak)135 Watts per speaker
Impedance4 Ohms
Frequency Response55 Hz - 22000 Hz
Sensitivity91dB
Top-Mount Depth2-5/16"
MaterialPolypropylene, PEI, Plastic
Item Weight3.41 pounds
ManufacturerHarman Kardon

Warranty and Support

JBL Stage 602 speakers come with a 1-year limited warranty. For warranty claims, technical support, or further assistance, please contact JBL customer service or visit the official JBL website.

For additional product information and support, you may visit the JBL Store on Amazon.

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