Manuale utente del citofono cablato a due canali Clear-Com RS-703 Beltpack

1. Introduzione

The Clear-Com RS-703 is a robust two-channel analog beltpack designed for professional intercom communication. It features an XLR-3 line connector and an XLR-4M headset connector, providing versatile connectivity. Engineered with a high-dynamic-range mic preamp, the RS-703 ensures clear and intelligible voice communication across various volume levels, from quiet whispers to loud shouts. Its advanced audio processing, including high headroom, low noise, and Clear-Com's signature shaped frequency contour, delivers crystal-clear audio performance.

This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your RS-703 beltpack.

Figure 1.1: Clear-Com RS-703 Beltpack Side View. Questa immagine mostra il lato profile of the RS-703 beltpack, highlighting its compact and durable design, suitable for on-location use.

2. Caratteristiche principali

• Visual LED Indication: Features LEDs on the top keypad for Power (green), Call Signal (amber), and Talk Latch (green) for quick status checks.
• Comandi tattili: Equipped with responsive tactile buttons for Call and Talk functions.
• Controllo del volume: Includes a recessed rotary control for precise volume adjustment with a 270° rotation range.
• Programmable DIP Switches: Concealed DIP switches allow for advanced configuration, including Latch Talk on Channels A/B, Talk with Call, LED deactivation, Mic Gain adjustment, Mic Type selection, HP Level Off, Min Volume setting, RTS/Clear-Com compatibility, and Call-on Talk functionality.
• Program Input: A thumbwheel level adjustment and a 3.5mm TRS jack are available for Program In.
• Compatibilità del sistema: Requires a Clear-Com TWC-701 interface for connection to a main station.

3. Configurazione e connessioni

Proper connection of the RS-703 beltpack is crucial for optimal performance. Refer to the diagrams below for connection points.

Figure 3.1: Connector Panel Overview. This image displays the bottom panel of the RS-703 beltpack, showing the INTERCOM (XLR-3), PGM (3.5mm TRS and thumbwheel), and HEADSET (XLR-4M) connectors. The INTERCOM port is used for connecting to the main station or other beltpacks, the PGM port for program audio input, and the HEADSET port for connecting a headset.

1. Connect to Main Station: Use a standard XLR-3 cable to connect the INTERCOM port on the RS-703 beltpack to a Clear-Com TWC-701 interface, which then connects to your main intercom station. Ensure the cable is securely latched.
2. Connetti l'auricolare: Plug your XLR-4M compatible headset into the HEADSET port on the beltpack. Ensure a firm connection.
3. Program Input (Optional): If program audio is required, connect an audio source to the 3.5mm TRS jack labeled PGM. Adjust the program input level using the adjacent thumbwheel control.
4. Accensione: Once all connections are made, the beltpack will receive power from the intercom line. The green Power LED on the top panel will illuminate.

4. Funzionamento

The RS-703 beltpack offers intuitive controls for communication and monitoring.

Figura 4.1: Controlli del pannello superiore. This image shows the top control panel of the RS-703 beltpack, featuring "TALK A" and "TALK B" buttons, "CALL A" and "CALL B" buttons, volume controls for each channel, and a central "Power" LED indicator.

4.1 Comunicazione di base

• Talk Buttons (TALK A / TALK B): Press and hold the respective "TALK A" or "TALK B" button to speak on Channel A or Channel B. Release the button to stop speaking.
• Latching Talk: If configured via DIP switches, a quick press and release of the "TALK" button will latch the talk function on. Press again to unlatch. The green Talk Latch LED will indicate when talk is latched.
• Call Buttons (CALL A / CALL B): Press the "CALL A" or "CALL B" button to send a call signal to other users on the respective channel. The amber Call Signal LED will illuminate.
• Controllo del volume (VOL): Use the recessed rotary controls next to each talk button to adjust the listening volume for Channel A and Channel B independently.

4.2 Advanced Configuration (DIP Switches)

The RS-703 features concealed DIP switches on the bottom panel for advanced customization. These settings should only be adjusted by qualified personnel.

Figure 4.2: Bottom Panel and DIP Switches. This image shows the bottom of the RS-703 beltpack, revealing the access panel for the DIP switches. The diagram next to the switches indicates their functions, including settings for Latch Talk, Talk with Call, LED status, Mic Gain, Mic Type, Headphone Level, Minimum Volume, and compatibility modes (RTS/Clear-Com).

To access the DIP switches, carefully remove the cover on the bottom of the unit. Refer to the diagram printed on the unit or the detailed technical manual for specific switch functions. Common settings include:

• Latch Talk: Enables or disables the latching function for the talk buttons.
• Talk with Call: Configures whether pressing the talk button also sends a call signal.
• LEDs Off: Disables the LED indicators for discreet operation.
• Guadagno microfono: Regola la sensibilità di ingresso del microfono.
• Tipo di microfono: Selects between dynamic or electret microphone types.
• HP Level Off: Adjusts headphone output level.
• Min Volume: Sets the minimum volume level.
• RTS/Clear-Com: Selects compatibility mode for different intercom systems.

Always power off the unit before adjusting DIP switches to prevent potential damage or unexpected behavior.

5. Manutenzione

The Clear-Com RS-703 beltpack is designed for durability and reliability. Regular, simple maintenance can extend its lifespan and ensure consistent performance.

• Pulizia: Use a soft, dry cloth to wipe down the exterior of the beltpack. For stubborn dirt, a slightly damp È possibile utilizzare un panno imbevuto di sapone neutro, assicurandosi che non penetri liquido nell'unità. Evitare detergenti abrasivi o solventi.
• Magazzinaggio: When not in use, store the beltpack in a cool, dry place, away from direct sunlight and extreme temperatures.
• Ispezione dei cavi: Periodically inspect all connected cables (XLR, headset) for signs of wear, fraying, or damage. Replace damaged cables immediately to prevent intermittent connections or electrical hazards.
• Cura del connettore: Keep connectors clean and free of dust or debris. Avoid forcing connections.
• Evitare cadute e urti: While robust, the unit is an electronic device. Protect it from physical shocks and drops.

6. Risoluzione Dei Problemi

This section provides solutions to common issues you might encounter with your RS-703 beltpack.

If the problem persists after attempting these solutions, please contact Clear-Com technical support or your authorized dealer.

7. Specifiche

8. Garanzia e supporto

Clear-Com products are backed by a manufacturer's warranty. For detailed warranty information, please refer to the warranty card included with your product or visit the official Clear-Com websito.

For technical assistance, troubleshooting beyond this manual, or service inquiries, please contact Clear-Com Technical Support:

• Websito: www.clearcom.com/support
• Informazioni sui contatti: Refer to the support section of the Clear-Com websito per numeri di contatto regionali e indirizzi e-mail.

When contacting support, please have your product model (RS-703) and serial number ready.