JBL Professional CONTROL 28-1-WH Wall-Mounted Indoor/Outdoor Speaker Instruction Manual

1. Pengenalan

The JBL Professional Control 28-1-WH is a high-output indoor/outdoor background/foreground speaker designed for versatile audio applications. This manual provides essential information for the proper installation, operation, and maintenance of your speaker to ensure optimal performance and longevity.

Engineered for superior sound quality, the Control 28-1-WH offers broad sound coverage and robust power handling, making it suitable for various commercial and residential settings.

2. Ciri-ciri Produk

• Pengendalian Kuasa Tinggi: 120 Watt (240 Watt program) in direct 8Ω setting, with a built-in 60 Watt 70V/100V multi-tap transformer for demanding audio environments.
• Kualiti Bunyi Unggul: Features an 8-inch woofer with a woven fiberglass cone and a 1-inch PEI diaphragm tweeter with fluid cooling, delivering high fidelity sound and a broad frequency response of 45 Hz – 20 kHz.
• Liputan Luas: Provides 100° x 100° consistent coverage for immersive audio across your space.
• Reka Bentuk Tahan Cuaca: Contemporary, high-design components suitable for indoor or outdoor use in various weather conditions.
• Pemasangan Fleksibel: Includes built-in InvisiBall mounting hardware and supports an optional U-bracket (sold separately) for wall, ceiling, or post mounting.

3. Apa yang ada di dalam Kotak

• JBL Professional Control 28-1-WH High Output Indoor/Outdoor Background/Foreground Speaker, White

4. Persediaan & Pemasangan

The Control 28-1-WH speaker is designed for flexible installation in various indoor and outdoor settings. It comes equipped with built-in InvisiBall mounting hardware for secure and adjustable placement.

4.1 Pilihan Pemasangan

The InvisiBall mounting system allows for precise aiming of the speaker. An optional U-bracket (sold separately) can also be used for alternative mounting configurations on walls, ceilings, or posts.

4.2 Sambungan Pendawaian

The speaker supports both direct 8Ω impedance connections and 70V/100V constant voltage systems via its multi-tap transformer. Ensure correct polarity when connecting speaker wires to your amplebih hidup.

For 70V/100V systems, select the appropriate tap setting on the speaker's transformer to match your system's power requirements. For 8Ω operation, ensure the transformer is set to the 8Ω bypass setting.

4.3 Rintangan Cuaca

The Control 28-1-WH features weather-resistant components, making it suitable for outdoor installation. However, proper installation under eaves or protective overhangs is recommended to maximize longevity and performance in harsh weather conditions.

5. Operasi

Setelah dipasang dengan betul dan disambungkan kepada peranti yang serasi amplifier, the JBL Control 28-1-WH speaker delivers high-quality audio. The speaker is passive and requires an external amppenguat untuk operasi.

5.1 Menghidupkan/Mematikan

The speaker itself does not have a power switch. Power is controlled via the connected amppengikat. Pastikan anda amppenyambung dimatikan sebelum membuat sebarang sambungan.

5.2 Main Balik Audio

Begin playback at a low volume level on your amplifier and gradually increase it to your desired listening level. The speaker is designed to handle up to 120 Watts continuous power (240 Watts program) at 8Ω, or 60 Watts in 70V/100V modes.

While some specifications may list Bluetooth connectivity, the JBL Control 28-1-WH is primarily designed for wired audio connections to an amplifier. For wireless audio, an external Bluetooth receiver connected to your amppenguat akan diperlukan.

6. Penyelenggaraan

To ensure the longevity and optimal performance of your JBL Control 28-1-WH speakers, follow these maintenance guidelines:

• Pembersihan: Regularly wipe down the speaker enclosures with a soft, damp kain. Elakkan menggunakan bahan kimia yang keras atau pembersih yang melelas, kerana ini boleh merosakkan kemasan atau gril.
• Pemeriksaan Sambungan: Periodically inspect all wiring connections for tightness and corrosion, especially in outdoor installations. Loose connections can lead to poor sound quality or intermittent operation.
• Perlindungan Alam Sekitar: While weather-resistant, prolonged exposure to direct sunlight, heavy rain, or extreme temperatures can affect the speaker's lifespan. Consider additional protective measures or repositioning if exposed to severe conditions.

7. Penyelesaian masalah

If you experience issues with your JBL Control 28-1-WH speakers, refer to the following common troubleshooting steps:

• Tiada Bunyi:
  • Sahkan bahawa amppenyambung dihidupkan dan berfungsi dengan betul.
  • Periksa semua sambungan wayar pembesar suara di kedua-dua amplifier and the speaker terminals for secure contact and correct polarity.
  • Pastikan sumber input yang betul dipilih pada anda amplebih hidup.
  • If using 70V/100V, confirm the transformer tap setting is appropriate for your system and that the amplifier is designed for constant voltagkeluaran e.
• Bunyi Herot:
  • Kurangkan tahap kelantangan pada anda amplifier. Overdriving the speakers can cause distortion.
  • Periksa sambungan wayar pembesar suara untuk sebarang helaian berjumbai yang mungkin terputus pintasan.
  • Inspect the speaker cones for any visible damage.
• Bunyi Selang-seli:
  • Check all connections for looseness.
  • Ensure speaker wires are not damaged or pinched.

If these steps do not resolve the issue, please contact JBL Professional customer support for further assistance.

8. Spesifikasi

9. Waranti & Sokongan

This JBL Professional Control 28-1-WH speaker is covered by a Manufacturer Warranty. For specific details regarding warranty coverage, duration, and how to make a claim, please refer to the warranty documentation included with your product or visit the official JBL Professional webtapak.

For technical support, troubleshooting assistance, or service inquiries, please contact JBL Professional customer support through their official channels.