1. تعارف
This manual provides comprehensive instructions for the proper installation, operation, and maintenance of your Lanzar MAXP154D 15-inch Car Subwoofer Speaker. Designed for high-performance vehicle audio systems, this subwoofer delivers powerful low-frequency sound reproduction. Please read this manual thoroughly before installation and use to ensure optimal performance and safety.

Figure 1.1: Lanzar MAXP154D 15-inch Car Subwoofer Speaker.
2. حفاظت جي ڄاڻ
انسٽاليشن ۽ آپريشن دوران ھيٺ ڏنل حفاظتي احتياطن تي عمل ڪريو:
- Always disconnect the vehicle's battery before beginning any electrical work to prevent short circuits.
- پڪ ڪريو ته سڀئي وائرنگ صحيح طرح سان موصل ۽ محفوظ آهن ته جيئن وائبريشن يا رگڙ کان نقصان کي روڪي سگهجي.
- سب ووفر کي انهن هنڌن تي نصب ڪرڻ کان پاسو ڪريو جتي اهو گاڏي جي آپريشن يا حفاظتي خاصيتن ۾ رڪاوٽ بڻجي سگهي ٿو.
- سب ووفر جي پاور گهرجن کي پورو ڪرڻ لاءِ پاور ۽ اسپيڪر ڪنيڪشن لاءِ مناسب گيج وائرنگ استعمال ڪريو.
- جيڪڏهن توهان کي انسٽاليشن جي عمل جي ڪنهن به پهلوءَ بابت پڪ ناهي ته هڪ پيشيور ڪار آڊيو انسٽالر سان صلاح ڪريو.
3. پيڪيج مواد
پيڪنگ ڪرڻ تي، تصديق ڪريو ته هيٺ ڏنل شيءِ شامل آهي:
- Lanzar MAXP154D 15-inch Car Subwoofer Speaker
An installation template and manual are also included with the product.

Figure 3.1: Lanzar MAXP154D Subwoofer and its retail packaging.
4. خاصيتون
The Lanzar MAXP154D subwoofer incorporates several design elements for robust performance:
- پاور سنڀال: 2000 Watt peak power capability.
- رڪاوٽ: Dual 4 Ohm impedance for flexible wiring configurations.
- مخروطي مواد: Black non-pressed paper cone for accurate sound reproduction.
- وائيس ڪوئل: 2.5-inch dual-layer high-temperature Kapton voice coil, designed for durability and heat resistance.
- مقناطيس جي جوڙجڪ: Heavy, double-stacked 100 + 100 oz. magnets for strong motor force.
- معطلي: Specially treated foam edge suspension for equipment protection and extended excursion.
- ٽوڪري: Stamped plastic basket providing structural integrity.
- ٽرمينلز Hex key input terminals for secure wire connections.
- Magnet Boot: Specially designed rubber magnet boot.
- موٽر تعمير: Bumped and vented motor structure for improved cooling and product longevity.
- حساسيت: 89 ڊي بي.

Figure 4.1: Internal components of the subwoofer, illustrating the cone, voice coil, and magnet structure.
5. سيٽ اپ ۽ تنصيب
Proper installation is crucial for the performance and longevity of your subwoofer. Follow these guidelines:
5.1 چڙهڻ
- The subwoofer requires a mounting depth of 7.64 inches. Ensure adequate clearance in your chosen installation location.
- Use the included installation template for precise cutting of the mounting hole.
- Secure the subwoofer firmly using appropriate fasteners to prevent movement during vehicle operation.

شڪل 5.1: مثالample of subwoofer installation in a vehicle door panel.
5.2 وائرنگ
The MAXP154D features dual 4 Ohm voice coils, allowing for various wiring configurations to match your ampلائفائر جي رڪاوٽ جون گهرجون. عام ترتيبن ۾ شامل آهن:
- متوازي وائرنگ: Connect both 4 Ohm voice coils in parallel for a 2 Ohm load.
- وائرنگ سيريز: Connect both 4 Ohm voice coils in series for an 8 Ohm load.
هميشه پنهنجي حوالي ڪريو amplifier's manual for compatible impedance loads. Use the hex key input terminals for secure wire connections, ensuring correct polarity (+/-).

شڪل 5.2: پوئتي view of the subwoofer, highlighting the speaker terminals for wiring connections.

Figure 5.3: Diagram illustrating the 4 Ohm impedance characteristic of the subwoofer.
6. آپريٽنگ هدايتون
هڪ دفعو انسٽال ٿيڻ کان پوءِ، سب ووفر کي هڪ مناسب سان ڳنڍيو amplifier. Follow these steps for initial operation:
- پڪ ڪريو ته سڀئي ڪنيڪشن محفوظ ۽ صحيح آهن.
- Turn on your vehicle's audio system.
- سان شروع ڪريو amplifier's gain control at its lowest setting.
- آهستي آهستي حجم وڌايو ۽ ترتيب ڏيو ampلائيفائر جي حاصلات ۽ ڪراس اوور سيٽنگون گهربل باس آئوٽ پُٽ حاصل ڪرڻ لاءِ بغير ڪنهن تحريف جي.
- Allow a break-in period for the subwoofer by playing music at moderate volumes for several hours before operating at peak levels.

Figure 6.1: Subwoofer installed within a custom enclosure in a vehicle's trunk.
7. سار سنڀال
To maintain the performance and appearance of your subwoofer:
- Regularly inspect wiring for any signs of wear or damage.
- Clean the cone and surround with a soft, dry cloth. Avoid using harsh chemicals or excessive moisture.
- Ensure the subwoofer is protected from direct sunlight and extreme temperatures.
8. مسئلا حل ڪرڻ
جيڪڏهن توهان کي پنهنجي سب ووفر سان مسئلا درپيش اچن ٿا، ته هيٺ ڏنل عام مسئلن ۽ حلن جو حوالو ڏيو:
| مسئلو | ممڪن سبب | حل |
|---|---|---|
| سب ووفر مان ڪو به آواز ناهي | ڍلو يا غلط وائرنگ؛ amplifier off or in protect mode; low input signal. | Check all wiring connections and polarity; verify amplifier status; ensure head unit is sending a signal. |
| بگڙيل آواز | Amplifier gain too high; improper crossover settings; damaged voice coil. | گھٽائڻ amplifier gain; adjust crossover frequency; inspect subwoofer for physical damage. |
| ڪمزور باس آئوٽ پُٽ | Incorrect wiring impedance; insufficient amplifier power; phase issues. | وائرنگ جي ترتيب جي ميچن جي تصديق ڪريو amplifier; ensure amplifier provides adequate power; check phase setting on ampوierيڪ زنده |
9. وضاحتون
| خاصيت | تفصيل |
|---|---|
| ماڊل نالو | MAXP154D |
| اسپيڪر جو قسم | Subwoofer |
| Subwoofer قطر | 15 انچ |
| اسپيڪر وڌ ۾ وڌ آئوٽ پاور | 2000 واٽ |
| رڪاوٽ | ٻٽي 4 اوهم |
| سگنل کان شور جي نسبت | 89 ڊي بي |
| چڙهڻ جي کوٽائي | 7.64 انچ |
| پيداوار جي ماپ | 15.76"ڊي x 15.76"ڊي x 9.61"ايڇ |
| شيءِ جو وزن | 19.5 پائونڊ |
| مواد | Plastic (Basket) |
| رنگ | ڪارو |
| رابطي ٽيڪنالاجي | وائرڊ |
| مصنوعات لاءِ سفارش ڪيل استعمال | موسيقي رانديگرن لاء |
| مطابقت رکندڙ ڊوائيسز | Smartphone, Tablet, MP3 Player, Car |
| گاڏين جي سروس جو قسم | ڪار |
10. وارنٽي ۽ سپورٽ
This Lanzar MAXP154D subwoofer comes with a Limited Warranty. For specific terms and conditions, please refer to the warranty documentation included with your product or visit the official Lanzar website. For technical support or service inquiries, please contact Lanzar customer service through their official channels.