1. Pengenalan
This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your JBL Professional SRX815 Passive 2-Way 15-Inch Loudspeaker. Please read this manual thoroughly before using the product to ensure optimal performance and safety.

Rajah 1: Depan view of the JBL Professional SRX815 Passive 2-Way 15-Inch Loudspeaker.
2. Maklumat Keselamatan
Sentiasa patuhi garis panduan keselamatan berikut:
- Pastikan pengudaraan yang betul di sekitar pembesar suara.
- Jangan dedahkan pembesar suara kepada hujan atau lembapan.
- Elakkan meletakkan pembesar suara berhampiran sumber haba.
- Gunakan hanya lampiran/aksesori yang ditentukan.
- Rujuk semua servis kepada kakitangan perkhidmatan yang berkelayakan.
3. Persediaan
3.1 Membongkar
Carefully remove the speaker from its packaging. Inspect for any signs of damage during transit. Retain the original packaging for future transport or storage.
3.2 Penempatan dan Pemasangan
The SRX815 is designed for versatile placement, including floor-standing, monitor use, pole/tripod mounting, and suspension. Ensure the chosen location is stable and can support the speaker's weight (57 lbs).
- Floor-Standing: Utilize the integrated feet for stability.
- Penggunaan Pantau: The cabinet design allows for use as a stage pantau.
- Pole/Tripod Mounting: The speaker features a 35mm pole socket for mounting on a speaker pole or tripod stand.
- Penggantungan: M10 suspension points are provided for secure overhead installation. Consult a qualified professional for suspended installations.

Figure 2: Dimensions of the JBL Professional SRX815, showing its height of 27.2 inches, depth of 18 inches, and width of 18.82 inches.
3.3 Sambungan
The SRX815 is a passive speaker and requires an external amplifier. Connect the speaker to a suitable power amplifier using high-quality speaker cables. The rear panel features Neutrik Speakon NL4 connectors for input and pass-through connections.

Figure 3: Rear panel of the SRX815, illustrating the Neutrik Speakon NL4 input and pass-through connectors for ampsambungan yang lebih hidup.
Langkah Sambungan:
- Pastikan anda ampPengaktif dimatikan dan kelantangannya ditetapkan kepada minimum.
- Sambungkan kabel pembesar suara daripada amplifier's output to one of the NL4 input connectors on the SRX815.
- If linking multiple passive speakers, use the NL4 pass-through connector to connect to the next speaker. Ensure your amplifier can handle the combined impedance.
Video 1: This video, while demonstrating the JBL EON 700 Series (a powered speaker), illustrates the general process of connecting an AC cable and audio source to a JBL loudspeaker. The principles of connecting audio sources are similar for passive speakers, though the SRX815 requires an external amplebih hidup.
4. Operating the SRX815
4.1 Menghidupkan
Since the SRX815 is a passive speaker, it does not have its own power switch. Power is supplied by the external amppengikat. Memastikan amplifier is connected correctly before powering it on.
- Verify all speaker cables are securely connected between the SRX815 and the amplebih hidup.
- Memastikan amplifier's volume is at its minimum setting.
- Power on your external amplebih hidup.
- Meningkatkan secara beransur-ansur ampkelantangan lifier ke tahap pendengaran yang diingini.
4.2 Main Balik Audio
Sebaik sahaja amplifier is powered on and connected, audio will be reproduced through the SRX815. Adjust the volume and equalization settings on your external mixer or amppenguat untuk mencapai bunyi yang dikehendaki.
The SRX815 is a 2-way bass reflex system, providing a wide frequency range suitable for various applications, from live performances to public speaking.
5. Penyelenggaraan
Regular maintenance helps prolong the life and performance of your SRX815 speaker.
- Pembersihan: Use a soft, dry cloth to clean the exterior of the speaker. Avoid abrasive cleaners or solvents. For the grille, a soft brush or vacuum cleaner can remove dust.
- Storan: When not in use, store the speaker in a dry, temperature-controlled environment. If possible, use a protective cover to prevent dust accumulation and physical damage.
- Pemeriksaan: Periodically check all cables and connectors for wear or damage. Ensure mounting hardware is secure.

Rajah 4: Depan view of the SRX815 with the grille removed, showing the 15-inch woofer and compression driver. Regular cleaning of the grille is recommended.
6. Penyelesaian masalah
If you encounter issues with your SRX815, refer to the following common problems and solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada Bunyi |
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| Bunyi Herot |
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| Bunyi Selang-seli |
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7. Spesifikasi
Detailed technical specifications for the JBL Professional SRX815 Passive 2-Way 15-Inch Loudspeaker:
| Ciri | Spesifikasi |
|---|---|
| Nama Model | System Speaker, 15 Inch |
| Jenis Pembesar Suara | Mudah Alih Pasif |
| Jenis Pemasangan | Portable, Tripod |
| bahan | Kayu Kejuruteraan |
| Diameter Subwoofer | 15 Inci |
| Diameter Woofer | 15 Inci |
| Pengendalian Kuasa (Puncak) | 3200 Watt |
| Pengendalian Kuasa (Program) | 1600 Watt |
| Pengendalian Kuasa (Berterusan) | 800 Watt |
| Respons Kekerapan | 41-20k Hz (Wide Range), 56-20k Hz (Frequency Response) |
| Output SPL Maksimum | 136 dB |
| Corak Liputan | 90 degrees x 50 degrees |
| Teknologi Ketersambungan | XLR (for signal pass-through from amplebih hidup) |
| Dimensi Produk | 18"D x 18.8"W x 27.2"H |
| Berat Barang | 57 paun |
| warna | Hitam |
| Komponen yang Disertakan | JBL Professional SRX815 Portable 2-Way Bass Reflex Passive System Speaker, 15-Inch |
8. Waranti
The JBL Professional SRX815 Passive 2-Way 15-Inch Loudspeaker comes with a Waranti Terhad. For specific terms, conditions, and duration of the warranty, please refer to the warranty card included with your product or visit the official JBL Professional webtapak.
9. Sokongan
For further assistance, technical support, or service inquiries regarding your JBL Professional SRX815 speaker, please contact JBL Professional customer support or visit their official webtapak:
- JBL Profesional Webtapak: jblpro.com
- Refer to the product packaging or the JBL Professional webtapak untuk maklumat hubungan serantau.