Introduzione
This manual provides detailed instructions for the installation, operation, and maintenance of your NESA TD-55 900W 5-Channel Micro Amplifier. Please read this manual thoroughly before use to ensure proper functionality and safety. Retain this manual for future reference.
Informazioni sulla sicurezza
- Always disconnect the vehicle's battery before making any electrical connections to prevent electrical shock or damage.
- Assicurare una ventilazione adeguata attorno all' amplifier to prevent overheating. Do not mount the amplifier in an enclosed space without adequate airflow.
- Non esporre il ampresistente all'umidità, all'acqua o alle temperature estreme.
- Use appropriate gauge wiring for power and speaker connections as specified to prevent fire hazards and ensure optimal performance.
- Se non sei sicuro di una qualsiasi fase dell'installazione, rivolgiti a un installatore professionista di sistemi audio per auto.
- Montare saldamente il amplificatore per impedire il movimento durante il funzionamento del veicolo.
Caratteristiche del prodotto
The NESA TD-55 amplifier incorporates advanced technology for high-quality audio performance in a compact design:
- Class D Digital Mono block Ampdisegno di lfier.
- Full MOSFET PWM Power Supply for efficient power delivery.
- SMD Technology on Double Sided PCB for reliability and compact size.
- Equipped with 8-gauge power and 8-gauge speaker output terminals.
- Supports both High and Low Level Signal Inputs for versatile connectivity.
- Includes a Remote Mount Gain Control for convenient audio adjustment.
- Features a Variable 35-250Hz 12dB Low Pass Filter.
- Incorporates a Variable 10-50Hz 12dB Subsonic Filter.
- Offers a Variable 0-12 dB 45Hz Bass Boost.
- Trimode Capable for flexible speaker configurations:
- 4 ohms: 66W x 4 channels + 210W subwoofer
- 2 ohms: 85W x 4 channels + 330W subwoofer
- Frequency Response: 20-150 kHz.
- Signal-to-Noise Ratio: 70dB.
- DampFattore di ing: > 250.
- Input Sensitivity: 200mV-6V.
- Minimum Speaker Impedance: 2 OHM ONLY.
- Compact Dimensions: 4.75" (width) x 1.5" (height) x 10.23" (length).
Specifiche
| Specificazione | Valore |
|---|---|
| Modello | TD-55 |
| Marca | Ness |
| Numero di canali | 5 |
| Potenza di uscita | 900 Watt |
| Voltage | 6 Volt (intervallo operativo) |
| Volume massimo di fornituratage | 6 Volt |
| Volume minimo di fornituratage | 6 Volt |
| Tipo di montaggio | Montaggio in superficie |
| Tipo di materiale | Metallo |
| Specifica Met | Commissione federale delle comunicazioni |
| Conteggio unità | 1.0 Conteggio |
Configurazione e installazione
Un'installazione corretta è fondamentale per prestazioni e sicurezza ottimali. Seguire queste linee guida generali:
- Montaggio: Scegliere un luogo sicuro e ben ventilato per il amplifier, away from direct heat, moisture, and moving parts. Ensure adequate space for wiring and airflow.
- Connessioni di alimentazione:
- Collegare il +12V terminal to the positive terminal of the vehicle's battery using an 8-gauge power cable. Install an appropriate fuse (not included) within 18 inches of the battery.
- Collegare il Terra terminal to a clean, unpainted metal surface of the vehicle chassis, ensuring a solid ground connection. Use an 8-gauge ground cable.
- Collegare il REM (remote turn-on) terminal to the remote output of your head unit.
- Ingresso segnale:
- Per Ingresso di basso livello (RCA), connect RCA cables from your head unit's pre-out to the ampingressi RCA del lifier.
- Per Ingresso di alto livello, connect speaker wires from your head unit's speaker outputs to the amplifier's high-level input terminals (if applicable, refer to specific wiring diagram for details).
- Collegamenti degli altoparlanti: Collega i tuoi altoparlanti a amplifier's 8-gauge speaker output terminals. Ensure correct polarity (+ to + and - to -). The minimum speaker impedance is 2 ohms. Do not connect speakers with an impedance lower than 2 ohms.
- Controllo remoto del guadagno: Connect the included remote gain control to the designated port on the amplifier for convenient level adjustment.
Istruzioni per l'uso
Una volta installato, regolare il ampImpostazioni del filtro per prestazioni audio ottimali:
- Controllo di guadagno: Questo regola la sensibilità di ingresso del amplifier. Start with the gain set to minimum. Play a familiar track at about 75% of your head unit's maximum volume. Slowly increase the amplifier's gain until you hear distortion, then back it off slightly. The remote gain control allows for on-the-fly adjustment of the subwoofer level.
- Filtro passa basso (LPF): This filter is typically used for the subwoofer channel. Adjust the frequency knob to allow only frequencies below the set point to pass through to the subwoofer. A common range is 80-120Hz, but this can vary based on your subwoofer and personal preference.
- Filtro subsonico: This filter protects your subwoofer from playing extremely low frequencies that are inaudible and can cause damage. Set it slightly below your subwoofer's ported enclosure tuning frequency or around 20-30Hz for sealed enclosures.
- Aumento dei bassi: This feature provides an increase in bass output at a specific frequency (45Hz). Use sparingly and adjust carefully to avoid distortion and speaker damage.
Manutenzione
The NESA TD-55 amplifier richiede una manutenzione minima:
- Pulizia: Pulire periodicamente il ampl'esterno del filtro con un panno morbido e asciutto. Non utilizzare prodotti chimici aggressivi o detergenti abrasivi.
- Ventilazione: Assicurarsi che il ampLe alette di raffreddamento del lifier sono prive di polvere e detriti per garantire una corretta dissipazione del calore.
- Connessioni: Controllare di tanto in tanto tutti i collegamenti di alimentazione, di terra e degli altoparlanti per assicurarsi che siano saldi e privi di corrosione.
Risoluzione dei problemi
Se riscontri problemi con il tuo amplifier, fare riferimento ai seguenti problemi comuni e alle relative soluzioni:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Nessun potere / Amplifier non si accende | Fusibile bruciato, filo di alimentazione/massa/telecomando allentato, uscita remota dell'unità principale difettosa. | Check and replace fuse. Verify all power, ground, and remote connections are secure. Test remote output from head unit. |
| Nessuna uscita audio | No input signal, loose speaker wires, gain set too low, amplificatore in modalità di protezione. | Check RCA or high-level input connections. Verify speaker wire connections and polarity. Increase gain. Check for protection light; if active, troubleshoot cause (e.g., overheating, short circuit). |
| Suono distorto | Gain set too high, improper filter settings, speaker impedance mismatch, poor ground connection. | Reduce gain. Adjust LPF/Subsonic filters. Ensure speaker impedance is 2 ohms or higher. Verify ground connection. |
| AmpSurriscaldamento del lifier | Insufficient ventilation, speaker impedance too low, prolonged high-volume use. | Garantire amplifier has adequate airflow. Check speaker impedance. Reduce volume or allow amplifier per raffreddare. |
Garanzia e supporto
The NESA TD-55 amplifier is offered as parallel merchandise and carries a warranty provided by Sound Security Online. This warranty is separate from any manufacturer's warranty for other brands. For specific warranty terms, conditions, and support inquiries, please contact your retailer or Sound Security Online directly.
Please note that Sound Security Online is not affiliated with SONY, ALPINE, KENWOOD, INFINITY, JVC, KICKER, JL AUDIO, ROCKFORD FOSGATE, AUDIO CONTROL, PIONEER, AUTOPAGE, AUDIOVOX & VIPER, nor do they represent themselves as their authorized distributor. The use of other brand names and trademarks is for recognition purposes only.