NAD C270 owner manual Problemlösung

Page 15

PROBLEMLÖSUNG

Problem

Ursache

Abhilfe

 

 

 

KEIN TON

• Netzkabel ausgesteckt oder Netzschalter

• Netzkabel und Netzschalter überprüfen

 

nicht “ON”

 

 

• Eingangswahlschalter nicht auf aktiven

• Schalter auf aktiven Eingang einstellen

 

Eingang eingestellt

 

 

• Eingangspegelsteller in Minimalstellung

• Pegelsteller auf richtigen Pegel

 

 

einstellen

 

 

 

EIN KANAL OHNE TON

• Balanceeinsteller nicht in Mittelstellung

• Balanceeinsteller in Mittelstellung

 

 

bringen

 

• Lautsprecher nicht richtig

• Lautsprecher und Anschlüsse

 

angeschlossen oder defekt.

überprüfen

 

• Eingangsanschlußleitung ausgesteckt

• Anschlußleitungen und Verbindungen

 

oder defekt

überprüfen

 

 

 

SCHWACHE BÄSSE/ UNDEUTLICHES ODER

• Lautsprecheranschlüsse verpolt

• Alle Lautsprecheranschlüsse im System

KEIN STEREOKLANGBILD

 

überprüfen

 

• Aktiver Bridge-Modus bei normal

Bridge-Modus deaktivieren

 

angeschlossenen Lautsprechern

 

 

 

 

“POWER/PROTECTION” LED BLEIBT

• Kurzschluß in der

• Verstärker ausschalten und Anschlüsse

NACH DEM EINSCHALTEN ROT

Lautsprecherverkabelung

von beiden Lautsprechern auf der

 

 

Verstärkerrückwand und an den

 

 

Lautsprechern überprüfen. Verstärker

 

 

wieder einschalten

 

 

 

POWER/PROTECTION- ANZEIGE LEUCHET

• Verstärker überhitzt

• Verstärker ausschalten. Sicherstellen,

WÄHREND DES BETRIEBES ROT

 

daß Lüftungsschlitze im Verstärker

 

 

oben und unten nicht blockiert sind.

 

 

Nach Abkühlung des Verstärkers wieder

 

 

einschalten.

 

• Gesamtimpedanz der Lautsprecher zu

• Sicherstellen, daß die Gesamtimpedanz

 

niedrig

der Lautsprecher 4 Ohm nicht

 

 

unterschreitet.

 

 

• Lautsprecherkabel auf Kurzschluß

 

 

überprüfen

 

 

 

D

15

Image 15
Contents C270 Important Safety Instructions Rear Panel Connections Front Panel Controls Bi-Amping NAD C270 Stereo Power AmplifierExtended volume control range Level matchingSoft Clipping Bare Wires and PIN ConnectorsBridge Mode Speakers a & Speakers BBridge Mode Indicator Front Panel Controls Figure Power ON/OFFSTAND-BY/PROTECTION Indicator Soft Clipping IndicatorTroubleshooting Amplificateur de Puissance NAD C270 ’utilisateur peut intervenirEquilibrage des niveaux d’entrée HAUT-PARLEURS a & HAUT-PARLEURS B Commande DE Niveau D’ENTREE Input LevelMode Ponte Bi-AmplificateursCordon Alimentation Secteur Ecretage Doux Soft ClippingMARCHE-ARRET Auto Asservissement Entree Asservissement 12 TriggerIndicateur DE Mode Ponte Bridge Mode Indicateur D’ECRETAGE Doux Soft ClippingDepannage Erweiterter Lautstärkeeinstellungsbereich Endverstärker NAD C270Vom Benutzer reparierbaren Teile PegelabgleichBRIDGE-MODUS Brückenschaltung Eingangspegelsteller Input LevelLautsprecher a + B Speakers a + Speakers B Blanke Drähte UND EndhülsenEingang 12V Trigger Frontplattenelemente Abbildung Netz EIN/AUS Power ON/OFFAnzeige Bridge Mode Wahlschalter 12V Trigger Auto ON/OFFProblemlösung Bi-Amping biamplificación Gama de control de volumen ampliadaAmplificador NAD C270 Hacer coincidir el nivelControl Input Level Nivel DE Entrada Funcionamiento normal Stand-by Protection Controles DEL Panel Delantero FIG Power ON/OFFIndicador Bridge Mode Cordon DE Linea DE CAInvestigacion DE Averias Campo esteso controllo del volume Amplificatore NAD C270Appaiamento livello Modo Ponticellare Controllo Livello DI InputAltoparlanti a ED Altoparlanti B Fili Scoperti E Connettori a PiediniIndicatore DEL Modo Ponticellare Bridge Mode Comandi SUL Quadro Anteriore FIG Power ON/OFF ACCESO/SPENTOIndicatore STANDBY/PROTEZIONE Indicatore DI Distorsione Soft ClippingAccende L’UNITA’ Ricerca GuastiNON VI E’ Suono Stereo Assente O SvanitaBi-Amplificação Gama alargada de controlo de volumeAmplificador de Energia NAD C270 Ajustar os níveisBridge Mode Modo DE Ligação EM Ponte Input Level Control Controlo DE Nível DE EntradaSpeakers a & Speakers B Altifalantes a E B Soft Clipping Limitação Suave 12V Trigger Entrada DE Disparo DE 12Cabo DE Alimentação AC Resolução DE Problemas Soft Clipping Indicator Indicador DE Limitação SuaveUtökat reglerområde på volymkontrollen Nivåmatchning12V Trigger Ingång Högtalarterminaler a & BBryggkoppling 12V Trigger Automatiskt AV OCH PåslagSTAND-BY/SKYDDSLÄGESINDIKATOR Soft Clipping IndikatorBryggkopplingsindikator Felsökning NAD Electronics

C270 specifications

The NAD C270 is a highly regarded power amplifier that has captured the attention of audiophiles and music enthusiasts alike. Known for its impressive performance and reliability, the C270 has become a staple in many home audio systems. This amplifier is part of NAD’s esteemed lineup, which is renowned for its commitment to high-quality sound reproduction and innovative technologies.

One of the key features of the NAD C270 is its robust construction. Built to withstand the rigors of everyday use, the amplifier features a solid chassis designed to minimize vibrations and protect internal components. This sturdy design not only enhances durability but also contributes to the overall sound quality, as stability is crucial for clarity in audio reproduction.

At the heart of the C270 is its impressive power output. The amplifier is capable of delivering a continuous RMS power of 130 watts per channel into 8 ohms, and it can increase its output to 200 watts per channel into 4 ohms. This significant power allows the C270 to drive a wide range of speakers, providing ample headroom for dynamic musical passages. Additionally, it features high current capability, which ensures excellent transient response, allowing it to handle the most demanding musical passages with ease.

The NAD C270 employs advanced technologies that improve its performance and efficiency. One notable feature is its use of NAD’s unique PowerDrive technology. This innovative design allows the amplifier to maintain its dynamic performance while ensuring reliability and protection against overheating. PowerDrive analyzes the output requirements and provides optimal power, ensuring consistent performance regardless of the speaker load.

Another significant aspect of the C270 is its dual-mono design, which provides independent amplification for each channel. This ensures that both the left and right channels operate without interference, resulting in a more immersive listening experience. The symmetrical layout also helps to minimize crosstalk, preserving the integrity of the audio signal.

In terms of connectivity, the C270 offers a variety of input options, allowing it to integrate seamlessly into any audio setup. With RCA inputs for standard connections and a low-level input for preamp connections, the amplifier caters to both classic and modern audio systems.

Overall, the NAD C270 is a powerful and versatile amplifier that embodies the essence of high-fidelity sound. Its combination of robust design, advanced technologies, and impressive performance makes it a popular choice for serious audio enthusiasts seeking to elevate their listening experience. Whether used with high-end speakers or as part of a home theater system, the C270 promises to deliver an audio experience that is both captivating and true to the original recordings.