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The Listen Technologies C14-2D C-Series MultiLoop Driver is an advanced assistive listening technology designed for professional audio installations. This unit features digital signal processing (DSP) and networking capabilities, including Dante compatibility, to provide high-quality audio for hearing loop systems. Its highly energy-efficient Class-D amplifiers ensure low running costs and reliable performance. The C14-2D is equipped with two 14 Amp RMS current loop outputs, offering ampuçuştage headroom for diverse applications.
Önemli Güvenlik Bilgileri
Lütfen bu cihazı çalıştırmadan önce tüm güvenlik talimatlarını okuyun ve anlayın. Bu kılavuzu ileride başvurmak üzere saklayın.
- Güç Kaynağı: Connect the unit only to the specified AC power input (120/230 VAC, 45-65 Hz). Ensure proper grounding.
- Havalandırma: Havalandırma açıklıklarını kapatmayın. Aşırı ısınmayı önlemek için ünitenin etrafında yeterli hava akışı olduğundan emin olun.
- Nem: Cihazı yağmura, neme veya aşırı rutubete maruz bırakmayın.
- Servis: Tüm bakım işlemlerini yetkili servis personeline yaptırın. Üniteyi kendiniz açmaya veya onarmaya çalışmayın.
- Atama: Install the unit in a stable environment, away from direct sunlight, heat sources, and strong electromagnetic fields.
- EMC Uyumluluğu: This device complies with Part 15 of the FCC rules. Operation is subject to two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Ürün Bittiview
The C14-2D MultiLoop Driver is designed for ease of installation and operation. Below is an illustrative image showing the general layout of a C-Series driver, including front panel controls and rear panel connections. Note that specific details may vary slightly for the C14-2D model.
Şekil 1: Örnek view of a C-Series MultiLoop Driver (C10-2 shown). The C14-2D shares a similar design for front panel display, controls, and rear panel connectivity, including loop outputs, audio inputs, and networking ports.
Ön Panel
The front panel provides access to the digital interface for configuration and monitoring.
- Ekran Görüntüsü: Shows operational status, menu options, and settings.
- Navigasyon Kontrolleri: Buttons and a rotary encoder for navigating menus and adjusting parameters.
- Durum Göstergeleri: LEDs to indicate power, fault conditions, and loop status.
- Güç Düğmesi: For turning the unit on or off.
Arka Panel Bağlantıları
The rear panel houses all input, output, and network connections.
- AC Güç Girişi: Standard IEC power inlet for connecting to mains power.
- Loop Outputs (Channel A & B): Two 4-way 5mm euroblock screw terminals for connecting the hearing loop cables. Supports twisted pair or star-quad configured feed cables.
- Audio Inputs (Input 1 & 2): Two 3-way 3.5mm euroblock screw terminals for balanced microphone or line-level audio sources. Selectable 24V phantom power for microphones.
- 100V Line Input: A 2-way 5mm euroblock screw terminal for connecting 100V line audio sources.
- Dante Ports: Ethernet ports for Dante audio networking.
- Ethernet Bağlantı Noktası: For browser interface access, remote reporting, and monitoring.
- USB Bağlantı Noktası: Ürün yazılımı güncellemeleri için.
- DC Çıkışı: For auxiliary power.
- Ses çıkışı: For monitoring or cascading.
Kurulum ve Yükleme
1. Fiziksel Kurulum
- Raf Montajı: The C14-2D is designed for 1U 19-inch rack mounting. Brackets are fitted as standard. Secure the unit firmly within a standard equipment rack.
- Bağlantısız: The unit can also be used freestanding on a flat, stable surface. Ensure adequate ventilation around the unit.
- Duvara Montaj: Optional wall-mounted brackets are available separately if this installation method is preferred.
2. Gücü Bağlama
Connect the supplied AC power cord to the AC Power Input on the rear panel and then to a suitable mains power outlet. Ensure the power supply matches the unit's requirements (120/230 VAC, 45-65 Hz).
3. Connecting Audio Inputs
- Microphone/Line Inputs: Use the 3-way 3.5mm euroblock screw terminals for connecting balanced microphone or line-level audio sources. Select the appropriate input type (Microphone or Line) via the rear panel switch. If using a condenser microphone, enable 24V phantom power as needed.
- 100V Line Input: For 100V line audio sources, connect to the dedicated 2-way 5mm euroblock screw terminal.
4. Connecting Loop Outputs
Connect the hearing loop cables to the 4-way 5mm euroblock screw terminals for Channel A and Channel B Loop Outputs. Ensure correct polarity and secure connections. The C14-2D supports twisted pair or star-quad configured feed cables for optimal performance.
5. Ağ oluşturma
- Dante: Connect to a Dante-enabled network using the dedicated Dante Ethernet ports for audio over IP integration.
- Tarayıcı Arayüzü: Connect the standard Ethernet port to your network for remote access via a web browser. This allows for remote reporting, adjustment, active status monitoring, and fault reporting.
Operasyon
1. Güç Açma/Kapatma
Press the power button on the front panel to turn the unit on. The display will illuminate, and status indicators will show the boot-up sequence. Press and hold the power button to turn the unit off.
2. Digital Interface Navigation
Use the navigation buttons and rotary encoder on the front panel to browse through the menu options on the display. The interface allows for accurate adjustment of various parameters.
- Giriş Kazancı: Adjust the input sensitivity for each audio source to prevent clipping or ensure adequate signal level.
- Çıkış Seviyesi: Control the overall output current to the hearing loop.
- Faz değişimi: The C14-2D features dual outputs with accurate and stable 90-degree phase shift, which can be configured for optimal loop performance.
- Test Tones: Utilize built-in test tones for system calibration and verification.
- Sistem durumu: Monitor the operational status, including temperature, current, and fault conditions.
3. Uzaktan İzleme ve Kontrol
Once connected to a network, access the unit's browser interface by entering its IP address into a web browser. This interface provides comprehensive control and monitoring capabilities, including:
- Remote adjustment of all settings.
- Active status monitoring and logging.
- Remote fault reporting via email or Telnet.
Bakım
1. Temizlik
Periodically clean the exterior of the unit with a soft, dry cloth. Do not use liquid cleaners or aerosols, as they may damage the finish or internal components. Ensure ventilation grilles are free from dust and debris.
2. Ürün Yazılımı Güncellemeleri
Firmware updates may be released to improve performance or add new features. Connect a USB drive containing the update file to the USB port on the rear panel and follow the instructions provided with the firmware update package or via the browser interface.
Sorun giderme
If you encounter issues with your C14-2D MultiLoop Driver, refer to the following common troubleshooting steps:
| Sorun | Olası Neden | Çözüm |
|---|---|---|
| Güç Yok | Power cord disconnected; no mains power; blown fuse. | Check power cord connection; verify mains power; inspect and replace fuse if necessary (refer to specifications for fuse type). |
| Ses Çıkışı Yok | Incorrect input selection; low input gain; loop cables disconnected; fault condition. | Verify input source selection and gain levels; check loop cable connections; check front panel status indicators for fault warnings. |
| Bozuk Ses | Input signal too high (clipping); incorrect loop impedance; environmental interference. | Reduce input gain; ensure loop impedance matches system requirements; check for sources of electromagnetic interference. |
| Cannot Access Browser Interface | Network cable disconnected; incorrect IP address; network configuration issue. | Verify Ethernet cable connection; ensure correct IP address is used; check network settings and firewall configurations. |
If the problem persists after attempting these solutions, please contact Listen Technologies technical support.
Özellikler
| Özellik | Detay |
|---|---|
| Örnek | C14-2D |
| Güç | 120/230 VAC, 45-65 Hz, 180W |
| Input 1-2 (Microphone/Line) | 3-way 3.5mm euroblock screw terminal, balanced. Mic: 200-600 ohm, -67dBu sensitivity. Line: -42dBu sensitivity, max 17dBu. Selectable 24V phantom power on mic. |
| 100V Line Input | 2-way 5mm euroblock screw terminal, +7dBu sensitivity. |
| Loop Output Drive Voltage | 48.1 VRMS (68Vpk) at maximum output current per channel |
| Döngü Çıkış Sürücü Akımı | 14 ARMS (19.8Apk) up to 60 seconds continuous 1kHz sine wave. Cont. pink noise 26.6 ARMS short term peaks. |
| Loop Connectors | 4-way 5mm euroblock screw terminal for each output. |
| Frekans Tepkisi | 80Hz ila 6.5kHz |
| Montaj Seçenekleri | Freestanding, 1U 19-inch rack mount (brackets standard), Wall mounted (brackets available separately). |
| Boyutlar (DxGxY) | 7.48 x 16.92 x 1.73 inç (190 x 430 x 44 mm) |
| Ürün Ağırlığı | 15 pound (6.8 kg) |
| Bağlantı Teknolojisi | Ethernet (Dante compatible) |
| Kanal Sayısı | 2 |
Garanti ve Destek
Garanti Bilgileri
This product is covered by a manufacturer's warranty. For detailed information regarding warranty terms, conditions, and duration, please refer to the warranty card included with your product or visit the official Listen Technologies webSite. Satın alma belgenizi garanti talepleriniz için saklayın.
Teknik Destek
For technical assistance, troubleshooting beyond this manual, or service inquiries, please contact Listen Technologies customer support. Contact details can typically be found on the manufacturer's webSitede veya ürün ambalajında.