1. හැඳින්වීම
Thank you for choosing the Junsun 12-inch 800W Powered Spare Tire Car Subwoofer. This product is designed to enhance your vehicle's audio system by delivering powerful, distortion-free bass. Its innovative hidden spare tire design allows for discreet installation, saving valuable trunk space and offering an anti-theft benefit. This manual provides essential information for safe installation, operation, and maintenance of your subwoofer.
2 ආරක්ෂිත තොරතුරු
Please read all instructions carefully before installation and use. Failure to follow these instructions may result in serious injury or damage to the product or vehicle.
- ඕනෑම විදුලි ස්ථාපනයක් ආරම්භ කිරීමට පෙර සෑම විටම වාහනයේ ඍණ බැටරි පර්යන්තය විසන්ධි කරන්න.
- Ensure proper grounding of the subwoofer to the vehicle chassis.
- Use appropriate gauge wiring as specified in the installation section to prevent overheating and electrical hazards.
- රියදුරුගේ නළයට බාධා කරන ස්ථානයක සබ් වූෆරය ස්ථාපනය නොකරන්න. view නැතහොත් වාහන ක්රියාකාරිත්වයට බාධා කරයි.
- සබ් වූෆරය තෙතමනයට හෝ අධික උෂ්ණත්වයට නිරාවරණය කිරීමෙන් වළකින්න.
- ස්ථාපන ක්රියාවලියේ කිසියම් කොටසක් පිළිබඳව ඔබට සැකයක් ඇත්නම්, වෘත්තීය සහාය ලබා ගන්න.
3. පැකේජ අන්තර්ගතය
ස්ථාපනය සමඟ ඉදිරියට යාමට පෙර සියලුම අයිතම පැකේජයේ ඇති බව තහවුරු කර ගන්න.
- Spare tire active subwoofer (1 pc)
- Owner's Manual (English) (1 pc)
- Screw with nut (M6x200mm) (1 pc)
- Plug and play wire harness & Signal line (1 pc)
- දුරස්ථ පාලකය (1 pc)

Figure 3.1: Included Components and Wiring Kit
4. නිෂ්පාදන ලක්ෂණ
- Powerful Output Performance: This 12-inch powered subwoofer delivers 800W peak power and 220W RMS power, ensuring powerful, distortion-free bass.
- Innovative Hidden Spare Tire Design: Fits perfectly into your vehicle's spare tire well, saving trunk space and offering an anti-theft benefit due to its concealed nature.
- All-in-One Plug & Play Solution: Integrates the subwoofer, built-in amplifier, and enclosure, and comes with a full wiring kit, simplifying installation.
- Professional Sound Tuning Controls: Fine-tune your sound precisely via the onboard controls or included wired remote, adjusting the Low-Pass Filter (LPF), Gain, and Bass Boost.
- පුළුල් වාහන අනුකූලතාව: Supports both high-level speaker wire input and RCA low-level input with auto turn-on functionality, integrating with most factory and aftermarket stereos.
- Durable Cast Aluminum Enclosure: Built with a high-strength cast aluminum enclosure for robust durability, corrosion resistance, and superior heat dissipation.
- Multi-Layered Protection Circuitry: Equipped with built-in triple protection against overheating, overload, and short circuits.

Figure 4.1: Hidden Spare Tire Design

Figure 4.2: Power and Control Features
5. පිරිවිතර

Figure 5.1: Panel Features and Specifications
| විශේෂාංගය | වටිනාකම |
|---|---|
| මාදිලියේ නම | JS-US-SUB1206 |
| ස්පීකර් වර්ගය | සබ්වෝෆර් |
| ආර්එම්එස් බලය | 220W |
| MAX බලය | 800W |
| THD | <1.0% |
| සං Sign ා සිට ශබ්ද අනුපාතය | >91dB |
| සංඛ්යාත ප්රතිචාරය | 20Hz-150Hz |
| Input Sensitivity (High Level) | 1V |
| Input Sensitivity (Low Level) | 0.4V |
| අඩු පාස් පෙරහන | 50Hz-150Hz |
| උසස්ෙකාට දක්කනවා | 0 සිට +12 ඩීබී දක්වා |
| සබ්සොනික් පෙරහන | 20Hz |
| ෆියුස් ශ්රේණිගත කිරීම | 30A |
| සබ් වූෆර් විෂ්කම්භය | අඟල් 12 |
| නිෂ්පාදන මානයන් | 2.95"D x 10.24"W x 13.58"H |
| ද්රව්ය | ඇලුමිනියම් |
6. ස්ථාපනය
The Junsun subwoofer is designed for straightforward installation. It can be placed in the spare tire well of most vehicles. Follow these general steps for installation:
- වාහනය සූදානම් කරන්න: Disconnect the negative terminal of your car battery. Locate your spare tire well.
- Mount the Subwoofer: Place the subwoofer securely in the spare tire well. Use the provided screw and nut to fasten it if your vehicle's spare tire mounting system allows.
- බල රැහැන්: Run the power wire from the subwoofer to the car's battery. Ensure the wire is properly routed and protected from sharp edges or moving parts. Connect the inline fuse holder close to the battery.
- බිම් රැහැන් ඇදීම: Connect the ground wire from the subwoofer to a clean, unpainted metal surface on the vehicle chassis. Ensure a solid connection for optimal performance and safety.
- සං al ා ආදානය: Connect the signal wires from your car's head unit to the subwoofer. You can use either high-level speaker wire inputs or RCA low-level inputs, depending on your head unit's capabilities.
- දුරස්ථ හැරවීම: Connect the remote turn-on wire to a switched 12V source from your head unit (e.g., amplifier remote output).
- දුරස්ථ පාලකය සම්බන්ධ කරන්න: Attach the included wired remote control to the subwoofer. Route the cable to a convenient location for easy access while driving.
- අවසාන චෙක්පත්: Double-check all connections for security and proper polarity. Reconnect the negative battery terminal.

Figure 6.1: Subwoofer Placement in Spare Tire Well

රූපය 6.2: රැහැන් සටහන
7. මෙහෙයුම
Once installed, you can control and fine-tune your subwoofer using the wired remote control.
7.1 රැහැන්ගත දුරස්ථ පාලකය
The remote control allows you to adjust key settings for optimal bass performance:
- Gain Control (MIN/MAX): Adjusts the overall output level of the subwoofer. Start with a low setting and gradually increase until the desired bass level is achieved without distortion.
- Bass Boost (0dB/6dB/12dB): Provides an additional boost to low frequencies. Use sparingly to avoid over-driving the subwoofer.
- Low-Pass Filter (LPF) (30Hz-150Hz): Controls the upper frequency limit of the subwoofer. Set this to blend smoothly with your main speakers.
- අදියර ස්විචය (0°/180°): Adjusts the phase of the subwoofer output. Experiment with both settings to find the one that provides the most cohesive bass response with your main speakers.

Figure 7.1: Wired Remote Control
8. නඩත්තු කිරීම
To ensure the longevity and optimal performance of your Junsun subwoofer, follow these maintenance guidelines:
- පිරිසිදු කිරීම: සබ් වූෆරයේ බාහිර කොටස පිරිසිදු කිරීම සඳහා මෘදු වියළි රෙද්දක් භාවිතා කරන්න. රළු රසායනික ද්රව්ය හෝ උල්ෙල්ඛ පිරිසිදු කරන්නන් භාවිතා නොකරන්න.
- වාතාශ්රය: Ensure that the subwoofer's enclosure has adequate airflow, especially if it's installed in a confined space. Proper ventilation helps dissipate heat and prevents overheating.
- රැහැන් පරීක්ෂාව: Periodically check all wiring connections for tightness and signs of wear or corrosion. Loose connections can lead to poor performance or electrical issues.
- ෆියුස් ආදේශනය: If the fuse blows, replace it only with a fuse of the same type and rating (30A). Never use a higher-rated fuse or bypass the fuse, as this can cause serious damage or fire.
9. දෝශ නිරාකරණය
If you experience operation or performance problems with this product, compare your installation with the electrical wiring diagram and review පහත දෝශ නිරාකරණ උපදෙස්.

Figure 9.1: Troubleshooting Guide (Part 1)

Figure 9.2: Troubleshooting Guide (Part 2)
10. වගකීම් සහ පාරිභෝගික සහාය
Junsun prioritizes your satisfaction. This subwoofer comes with a 3-year replacement warranty.
For any questions or support during your audio upgrade journey, our dedicated customer service team is available 24/7 to assist you.
10.1 සහාය සම්බන්ධ කර ගන්නේ කෙසේද
You can typically find contact information for Junsun customer support through the retailer where you purchased the product or on the official Junsun webඅඩවිය.

Figure 10.1: Customer Support Information