JBL ST 450 TRIO Super Tweeter Instruction Manual

1. Киришүү

The JBL ST 450 TRIO Super Tweeter is designed for high-frequency sound reproduction with efficiency and low distortion. This component is suitable for various audio applications, including PA systems, automotive mini trios, and general sound reinforcement systems. Its phenolic diaphragm ensures a clear high-frequency timbre, while the aluminum ring magnetic assembly provides definition and efficiency across its operational range.

2. Коопсуздук маалыматы

Please read all safety instructions before installing and operating this product. Failure to follow these instructions may result in injury or damage to the product or other equipment.

• Электр коопсуздугу: Ensure all power connections are made correctly and securely. Disconnect power before making any connections or disconnections. Incorrect wiring can cause electrical shock or damage to your audio system.
• Угуу коргоо: Жогорку үн басымынын деңгээлине узак убакыт бою таасир этүү угуунун туруктуу бузулушуна алып келиши мүмкүн. Үн деңгээлин жөндөөдө этият болуңуз.
• Орнотуу: Always mount the tweeter securely to prevent it from becoming a projectile in case of sudden stops or accidents. Consult a professional installer if you are unsure about any aspect of the installation process.
• Вентиляция: Ensure adequate ventilation around the tweeter to prevent overheating, especially during extended use at high power levels.

3. Пакеттин мазмуну

Пакетте бардык буюмдар бар экенин текшериңиз:

• 1 x JBL ST 450 TRIO Super Tweeter
• Техникалык брошюра
• Кепилдик баракчасы
• Bearing (as included component)

4. Орнотуу жана орнотуу

Proper installation is crucial for optimal performance and safety. If you are not confident in your ability to install this product, seek assistance from a qualified professional.

4.1 Монтаждоо

The ST 450 TRIO is designed for flush mount installation. Choose a mounting location that provides adequate space for the tweeter and its wiring, and ensures it is securely fastened to a stable surface. Avoid locations where the tweeter could be exposed to excessive moisture or direct sunlight.

Сүрөт 1: Каптал view of the JBL ST 450 TRIO Super Tweeter, illustrating its flush mount design and connection terminals.

4.2 Электр зымдары

The tweeter has a rated impedance of 8 Ohms. Connect the tweeter to an appropriate amplifier output, ensuring that the amplifier can handle an 8-Ohm load. Pay close attention to polarity (+ and -) to ensure correct phase alignment with other speakers in your system. Incorrect polarity can lead to reduced sound quality.

Сүрөт 2: Бурчтуу view of the JBL ST 450 TRIO Super Tweeter, highlighting the robust magnet structure and clearly marked connection points for wiring.

It is recommended to use a high-pass filter to protect the tweeter from low frequencies, which can cause damage. Refer to your amplifier or crossover unit's manual for proper filter settings. The system frequency response for this tweeter is 4000 to 20000 Hz.

5. Иштөө нускамалары

Once installed and wired correctly, the JBL ST 450 TRIO Super Tweeter is ready for operation.

• Кубат менен иштөө: The tweeter has an RMS Power of 300W and a Peak Power of 600W. Ensure that the amplifier's output power does not exceed these limits to prevent damage.
• Үндү көзөмөлдөө: Start with a low volume level and gradually increase it to your desired listening level. Avoid operating the system at excessively high volumes for extended periods.
• Үн жөндөө: Use your audio system's equalizer or tone controls to fine-tune the high-frequency output to your preference. Remember that the tweeter is designed to reproduce high frequencies, so excessive boosting of treble may lead to harsh sound or potential damage.

6. Техникалык тейлөө

The JBL ST 450 TRIO Super Tweeter requires minimal maintenance to ensure long-lasting performance.

• Тазалоо: Use a soft, dry cloth to gently wipe the surface of the tweeter. Do not use abrasive cleaners, solvents, or excessive moisture, as these can damage the finish or internal components.
• Текшерүү: Periodically check the wiring connections to ensure they remain secure. Inspect the tweeter for any signs of physical damage.

7. Кыйынчылыктарды

If you experience issues with your JBL ST 450 TRIO Super Tweeter, refer to the following common problems and solutions:

• Үн жок:
  • Бардык зым байланыштарын текшериңиз amplifier to the tweeter for proper contact and polarity.
  • камсыз кылуу ampкөтөргүч күйгүзүлгөн жана туура иштеп жатат.
  • Аудио булактын ойнотулуп жатканын жана үнү катуу коюлганын текшериңиз.
• Бурмаланган үн:
  • Үн деңгээлин азайтыңыз. бурмалоо көп учурда пайда болот amplifier or tweeter is overdriven.
  • Check for proper high-pass filter settings to prevent low frequencies from reaching the tweeter.
  • Inspect the tweeter for any physical damage to the diaphragm.
• Үзүлгүс үн:
  • Check for loose wiring connections at both the tweeter and the ampөмүрлүү.
  • Ensure there are no shorts in the wiring.

If these steps do not resolve the issue, contact customer support or a qualified service technician.

8. Техникалык шарттар

Сүрөт 3: Жогорку view of the JBL ST 450 TRIO Super Tweeter, displaying the brand and model details.

9. Кепилдик жана колдоо

This JBL product comes with a limited warranty. Please refer to the included Warranty Leaflet for detailed terms and conditions regarding coverage, duration, and claims procedures.

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