Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Morel Maximo Ultra 602 MKII 6-1/2" 2-Way Component Speakers. Please read this manual thoroughly before installation and use to ensure optimal performance and longevity of your product.

Figure 1: Complete Morel Maximo Ultra 602 MKII Component Speaker System including woofers, tweeters, and crossovers.
Package Contents
Verify that all components are present in the package:
- Two (2) 6-1/2" Woofers
- Two (2) 1" Soft Dome Textile Tweeters
- Two (2) External Morel Crossover Resolution (MXR) Crossovers

Figure 2: Two Morel Maximo Ultra Crossover Networks, essential for proper audio signal distribution to the woofers and tweeters.
Setup and Installation
Proper installation is crucial for optimal sound quality and product longevity. It is recommended that installation be performed by a qualified professional.
1. Mounting the Woofers
The 6-1/2" woofers require a mounting depth of 2-3/8". Ensure adequate clearance behind the mounting surface.

Figure 3: Close-up view of the Morel Maximo Ultra 6-1/2 inch woofer, featuring a treated paper composite cone.
2. Mounting the Tweeters
The 1" soft dome textile tweeters can be flush-mounted or surface-mounted depending on your vehicle's interior and desired sound staging.

Figure 4: Pair of Morel Maximo Ultra 1-inch soft dome textile tweeters, designed for clear high-frequency reproduction.
3. Wiring the Crossovers
Connect the amplifier output to the "AMP" input terminals on the MXR crossover. Connect the woofer to the "WOOFER" output and the tweeter to the "TWEETER" output. Ensure correct polarity (+ to + and - to -) for all connections.
The system has an impedance of 4 Ohm. Use appropriate gauge wiring for all connections to prevent power loss and ensure stable operation.
Operating Instructions
Once installed, the Morel Maximo Ultra 602 MKII speakers are designed to integrate seamlessly with your car audio system. They can handle up to 90 watts RMS (180 watts peak power).
- Power Handling: Avoid exceeding the maximum peak power of 180 watts to prevent damage to the speakers.
- Frequency Response: The speakers operate within a frequency range of 50-20,000 Hz.
- Sensitivity: With a sensitivity of 90.5 dB at 2.83 V, these speakers are efficient and can produce significant volume with moderate power.
- Audio Settings: Adjust your head unit's equalizer and crossover settings to optimize sound quality. It is recommended to set a high-pass filter for the component set to protect the woofers from excessively low frequencies.
Maintenance
The Morel Maximo Ultra 602 MKII speakers require minimal maintenance to ensure long-term performance.
- Cleaning: Use a soft, dry cloth to gently wipe dust from the speaker grilles and cones. Do not use harsh chemicals or abrasive cleaners.
- Inspection: Periodically check all wiring connections to ensure they are secure and free from corrosion.
- Environmental Factors: While designed for automotive use, avoid exposing the speakers to extreme moisture or direct sunlight for prolonged periods, as they are not waterproof.
Troubleshooting
If you experience issues with your speakers, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Sound from Speakers | Loose wiring connection; Amplifier off or in protect mode; Head unit settings. | Check all speaker and amplifier connections. Verify amplifier power and status. Check head unit volume and source selection. |
| Distorted Sound | Overpowering speakers; Improper gain settings on amplifier; Incorrect crossover settings. | Reduce volume. Adjust amplifier gain settings. Review and correct crossover settings on head unit or amplifier. |
| One Speaker Not Working | Faulty wiring to that speaker; Damaged speaker or crossover. | Check wiring for the specific speaker. Swap speaker/crossover with a working one (if possible) to isolate the issue. |
| Lack of Bass or Treble | Incorrect crossover wiring; EQ settings. | Ensure woofer and tweeter are connected to the correct terminals on the crossover. Adjust EQ settings on your head unit. |
Specifications
Detailed technical specifications for the Morel Maximo Ultra 602 MKII Component Speakers:
| Feature | Detail |
|---|---|
| Model Name | Maximo Ultra 602 MKII |
| Speaker Type | Component System |
| Woofer Diameter | 6.5 Inches (6-1/2") |
| Woofer Cone Material | Treated Paper Composite with Butyl Rubber Surround |
| Woofer Mounting Depth | 2-3/8" |
| Tweeter Diameter | 1 Inch |
| Tweeter Type | Soft Dome Textile |
| Crossover Type | External Morel Crossover Resolution (MXR) |
| RMS Power Handling | 90 Watts |
| Peak Power Handling | 180 Watts |
| Frequency Response | 50-20,000 Hz |
| Sensitivity | 90.5 dB at 2.83 V |
| Impedance | 4 Ohm |
| Included Components | 2 Woofers, 2 Tweeters, 2 Crossovers |
| Item Weight | 8 Pounds |
| Product Dimensions | 15.75 x 11.81 x 11.81 inches (Packaging) |
Warranty and Support
For warranty information and technical support, please refer to the official Morel website or contact your authorized Morel dealer. Keep your proof of purchase for warranty claims.
Note: Specific warranty terms and conditions may vary by region and retailer.







