1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your Alpine DM-65C-G 6.5" Component 2-Way Speaker Set. Please read this manual thoroughly before installation and retain it for future reference.
The Alpine DM-65C-G speakers are designed to deliver reliable sound performance with a peak power of 200W and a sensitivity of 92dB. They feature a Tedoron tweeter diaphragm, Neodymium magnets for clear highs, and an injection-molded bass diaphragm with a rubber surround for robust low-frequency response.
2. Key Features
- High Power Handling: Peak power of 200W ensures robust audio output.
- Efficient Sound: 92dB sensitivity for clear and dynamic sound reproduction.
- Advanced Tweeter Design: Tedoron tweeter diaphragm and Neodymium magnets provide smooth highs and articulate vocals.
- Simplified Installation: Tweeters include in-line filters for straightforward setup.
- Durable Woofer Construction: Features a rubber surround and injection-molded bass diaphragm for enhanced durability and performance.
3. What's in the Box
Your Alpine DM-65C-G package includes the following components:
- Two 6.5-inch woofers
- Two tweeters with in-line filters
- Mounting hardware (screws, clips, etc.)
- Speaker grilles (if applicable)

Image 1: Overview of the Alpine DM-65C-G 6.5" Component 2-Way Speaker Set, showing woofers and tweeters.
4. Setup and Installation
Proper installation is crucial for optimal performance and longevity of your speakers. It is recommended that installation be performed by a qualified professional.
4.1. Pre-Installation Checklist
- Ensure all components are present and undamaged.
- Verify compatibility with your car audio system.
- Gather necessary tools (screwdrivers, wire strippers, drill, etc.).
- Disconnect the vehicle's battery to prevent electrical shorts.
4.2. Mounting Considerations
The DM-65C-G speakers are designed for flush mount installation. Select appropriate locations in your vehicle that allow for proper speaker depth and clearance. Ensure the mounting surface is stable and free from obstructions.

Image 2: Front view of a single Alpine DM-65C-G 6.5" woofer, highlighting its design.
4.3. Wiring the Speakers
- Identify the positive (+) and negative (-) terminals on both the speakers and your car audio system's wiring.
- Connect the speaker wires, ensuring correct polarity. Incorrect polarity can lead to poor sound quality.
- For the tweeters, utilize the included in-line filters. These filters are essential for proper frequency distribution and protection of the tweeter.
- Secure all connections to prevent accidental disconnections or shorts.

Image 3: Close-up view of the Alpine DM-65C-G tweeters, showing their compact design.
4.4. Post-Installation Check
- Reconnect the vehicle's battery.
- Test the speakers with various audio sources and volume levels to ensure proper functionality and sound quality.
- Adjust audio settings on your head unit for optimal sound balance.
5. Operation
Once installed, your Alpine DM-65C-G speakers will operate as part of your car audio system. The sound output is controlled by your head unit or amplifier.
- Volume Control: Adjust the volume through your car's head unit. Avoid excessively high volumes for prolonged periods to prevent speaker damage.
- Audio Settings: Utilize your head unit's equalizer, balance, and fader controls to fine-tune the sound to your preference.
- Source Selection: Play audio from various sources (radio, Bluetooth, USB) to experience the full range of your speakers' capabilities.
Video 1: An official product showcase of the Alpine DM Series 6.5" Speakers, demonstrating their design and features. This video is provided by Creative Audio.
6. Maintenance
Your Alpine DM-65C-G speakers require minimal maintenance to ensure long-lasting performance.
- Cleaning: Gently wipe the speaker grilles and surrounds with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
- Inspection: Periodically check speaker connections for tightness and ensure no wires are frayed or exposed.
- Environmental Factors: Protect speakers from extreme temperatures, direct sunlight, and excessive moisture.
7. Troubleshooting
If you encounter issues with your Alpine DM-65C-G speakers, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from speakers | Loose wiring, incorrect polarity, head unit issue, amplifier issue | Check all wiring connections. Verify correct positive/negative polarity. Test head unit and amplifier functionality. |
| Distorted sound | Volume too high, incorrect audio settings, damaged speaker, insufficient power | Reduce volume. Adjust equalizer settings. Inspect speakers for physical damage. Ensure adequate power supply. |
| One speaker not working | Loose connection, damaged speaker wire, faulty speaker | Check wiring for the specific speaker. Test the speaker with a known good audio source. |
If the problem persists after attempting these solutions, contact Alpine customer support or a qualified car audio technician.
8. Specifications
Detailed technical specifications for the Alpine DM-65C-G 6.5" Component 2-Way Speaker Set:
| Feature | Specification |
|---|---|
| Model Name | DM-65C-G |
| Speaker Type | Component |
| Speaker Size | 6.5 Inches |
| Woofer Diameter | 6.5 Inches |
| Speaker Maximum Output Power | 200 Watts |
| Sensitivity | 92dB (as per feature bullets) |
| Frequency Response | 18 KHz (upper limit) |
| Mounting Type | Flush Mount |
| Material | Rubber (surround) |
| Audio Driver Type | Dynamic Driver |
| Surround Sound Channel Configuration | 2.0 |
| Compatible Devices | Car Audio System |
| Product Dimensions | 8.27"D x 4.57"W x 15.75"H |
| Item Weight | 5.92 pounds |
| UPC | 793276001832 |
9. Warranty and Support
9.1. Warranty Information
The Alpine DM-65C-G speaker set comes with a Limited Warranty. Please refer to the warranty card included with your product or visit the official Alpine website for detailed terms and conditions regarding coverage, duration, and claims procedures.
9.2. Customer Support
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact Alpine customer support. You can typically find contact information on the official Alpine website or through your authorized dealer.
Online Resources: Visit the Alpine Store on Amazon or the official Alpine website for additional product information, FAQs, and support.





