1. Introduction
Welcome to the user manual for your DLS Up 6i 2 Way Car Component System. This manual provides essential information for the proper installation, operation, and maintenance of your new car audio system. Please read this manual thoroughly before attempting any installation or operation to ensure optimal performance and safety.
The DLS Up 6i system is designed to deliver high-fidelity audio performance in your vehicle, featuring a 2-way component design with an aluminium cone, powerful hybrid neodymium/ferrite magnet system, and selectable tweeter levels.
2. Safety Information
Always observe the following safety precautions to prevent injury or damage to the product and your vehicle:
- Professional Installation Recommended: Installation of car audio components can be complex. It is highly recommended that installation be performed by a qualified professional to ensure correct wiring and system integration.
- Disconnect Battery: Before beginning any electrical work, disconnect the vehicle's negative battery terminal to prevent short circuits and electrical damage.
- Proper Wiring: Ensure all wiring is correctly connected according to the provided diagrams. Incorrect wiring can lead to system malfunction, overheating, or fire.
- Avoid Water and Moisture: Do not expose the components to water or excessive moisture. This product is not waterproof.
- Secure Mounting: Ensure all components are securely mounted to prevent them from becoming loose during vehicle operation, which could cause injury or damage.
- Ventilation: Ensure adequate ventilation around amplifiers and crossovers to prevent overheating.
- Volume Levels: Prolonged exposure to high volume levels can cause hearing damage. Adjust volume to a comfortable level.
3. Package Contents
Verify that all items listed below are included in your package:
- 2 x Speakers (Woofers)
- 2 x Tweeters (UP1i, 28 mm silk dome)
- 2 x Crossovers (Filterboxes with selectable tweeter level)
- 2 x Grilles
- 1 x Amplifier

Figure 3.1: Overview of DLS Up 6i system components, showing woofers, tweeters, and crossover networks.

Figure 3.2: Example of a DLS speaker grille, included for speaker protection.
4. Setup and Installation
Careful installation is crucial for optimal sound quality and system longevity. Refer to your vehicle's service manual for specific panel removal and wiring access.
4.1 Wiring Connections
- Power Disconnection: Disconnect the negative terminal of your vehicle's battery before starting any wiring.
- Amplifier Connection: Connect the main power wire from the battery to your amplifier, ensuring an inline fuse is installed close to the battery. Connect the ground wire to a clean, unpainted metal surface on the vehicle chassis.
- Crossover Input: Connect the speaker output wires from your amplifier to the input terminals of the passive crossovers. Observe correct polarity (+ to + and - to -).
- Woofer Connection: Connect the woofer output from the crossover to the DLS Up 6i woofers.
- Tweeter Connection: Connect the tweeter output from the crossover to the DLS UP1i tweeters.
- Tweeter Level Adjustment: The filterboxes (crossovers) feature selectable tweeter levels. Adjust these settings to fine-tune the high-frequency output to your preference and vehicle acoustics. Refer to the crossover diagram for specific settings.
4.2 Mounting
- Woofer Mounting: Install the 6.5-inch woofers in the designated speaker locations in your vehicle (e.g., door panels). Ensure a secure, vibration-free mount.
- Tweeter Mounting: The 28mm silk dome tweeters can be flush-mounted or surface-mounted depending on your vehicle and desired soundstage. Choose a location that provides optimal sound dispersion, typically near ear level.
- Crossover Mounting: Mount the crossovers in a dry, secure location, away from excessive heat or moisture. Ensure they are accessible for future adjustments if needed.
5. Operating Instructions
Once installed, follow these steps for initial operation and audio adjustment:
- Reconnect Battery: After all connections are secure and verified, reconnect the negative terminal of your vehicle's battery.
- Initial Power-On: Turn on your car's ignition and then your head unit (car stereo). Start with the volume at its lowest setting.
- Volume Adjustment: Gradually increase the volume to a low listening level. Listen for any distortion or unusual noises.
- Audio Settings: Adjust the bass, treble, and balance settings on your head unit or external processor to achieve your desired sound. Experiment with the tweeter level settings on the crossovers to find the optimal balance between the woofers and tweeters.
- Break-in Period: Allow a break-in period of approximately 20-50 hours of normal listening for the speakers to reach their full sonic potential. During this time, avoid playing music at extremely high volumes.
6. Maintenance
The DLS Up 6i system requires minimal maintenance. Following these guidelines will help ensure its longevity:
- Cleaning: Use a soft, dry cloth to gently wipe down the speaker grilles and visible components. Avoid using harsh chemicals or abrasive cleaners.
- Inspection: Periodically check all wiring connections to ensure they are secure and free from corrosion.
- Environmental Protection: While installed in a vehicle, avoid exposing the system to extreme temperatures or direct sunlight for prolonged periods when possible.
7. Troubleshooting
If you encounter issues with your DLS Up 6i system, refer to the table below for common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Sound from Speakers |
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| Distorted Sound |
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| Weak or No Bass |
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| Harsh or Missing Treble |
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8. Specifications
Key technical specifications for the DLS Up 6i 2 Way Car Component System:
| Feature | Detail |
|---|---|
| Model Name | UP6I |
| Speaker Type | Component |
| Speaker Maximum Output Power | 150 Watts RMS |
| Impedance | 4 Ohm |
| Audio Driver Size | 6.5 Inches (Woofers) |
| Tweeter Size | 28 Millimeters (UP1i silk dome) |
| Cone Material | Aluminium |
| Magnet System | Hybrid Neodymium / Ferrite |
| Voice Coil | Two inch |
| Surround Sound Channel Configuration | 2.0 |
| Product Dimensions | 16"D x 12"W x 5"H |
| Item Weight | 8.13 pounds |
| Manufacturer | DLS AUDIO |
9. Warranty and Support
Your DLS Up 6i 2 Way Car Component System comes with a Limited Warranty. Please retain your proof of purchase for warranty claims.
- Warranty Type: Limited Warranty. Specific terms and duration may vary by region and retailer.
- Customer Support: For technical assistance, warranty claims, or service inquiries, please contact your authorized DLS dealer or the manufacturer, DLS AUDIO. Contact information can typically be found on the manufacturer's official website or through your point of purchase.
- Online Resources: Visit the official DLS website for additional product information, FAQs, and potential software/firmware updates.







