Manuel d'utilisation / d'entretien du produit SubOne i du fabricant NHT
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SubOne i Powered Subwoofer User ’s Manual Model .
1. READ INSTRUCTIONS - All safety and operating instructions should be read before the appliance is operated. 2. RET AIN INSTRUCTIONS - Safety and operating instructions should be retained for future reference. 3. HEED W ARNINGS - All warnings on the appliance and in operating instructions should be adhered to.
Thank you for your purchase of the NHT SubOne i Powered Subwoofer System. Please take a few moments to read through this Owner ’ s Manual prior to installing your new subwoofer . The information provided can help you to obtain maximum performance from your audio system.
! ! Design NHT products are designed to deliver refined, musical sound from attractive and affordable packages. Our efforts are guided by the study of human hearing and are optimized for real-world use. Every NHT product undergoes rigorous testing and quality control at the factory to ensure you years of listening pleasure.
(1) Power Switch - Activates power for subwoofer (2) AC Power Input - Power cord receptacle. (3) Subwoofer Input - Input for RCA connector from Controller . (4) Power Indicator - The light shows green when the system is on, shows red in standby (5) Standby Indicator - The amber light is lit when the subwoofer is in standby mode.
! ! Placement Experimentation is the key to finding the best location for the SubOne i in your listening environment. When possible, place the subwoofer in the same horizontal plane and along the same wall as the main speakes. Low frequencies produce long wavelengths and thus interact with room boundaries significantly .
Methods #2 and #4). The downside is that sending the speakers a full-range signal can make it difficult to inte- grate them with the subwoofer , as their combined low frequency output can cause irregularities (peaks and dips) in the room’s low frequency response.
Use of the LFE Input and LFE gain Control ( LFE = Low Frequency Effects) If you receiver/processor has a "subwoofer out" or "LFE out" jack, you can connect that jack to the LFE Input on the back of the SubOne i Controller .
about the same frequency you have set the High Pass Filter . For example, if the High Pass Filter sends only signals above 75Hz to your main speakers, begin with the Low Pass Filter set at 75Hz. See the “Fine T uning” section for further adjustment guidelines.
This method allows your main speakers to receive a high-pass filtered signal (not full range), and the subwoofer to be utilized for low- to mid-bass reproduction.
This method of connection allows your main speakers to receive the full-range audio signal (no high-pass filtering), and the subwoofer to be utilized for low bass extension only . 1) Y our L & R speakers are connected directly from your amplifier / receiver .
This method of connection is recommended if you have a receiver with no line level preamplifier output of any sort and you want your L & R speakers to receive a high-pass filtered signal. The SubOne i Controller may be connected to the system at speaker level between the receiver and the speakers.
This method of connection is recommended when you have a receiver with no line level preamplifier output of any sort and you want to run your speakers full range (no high-pass filtering).
! ! Fine T uning the Subwoofer The frequency chart below lists some terms commonly used to describe different bands of the frequency spec- trum. The key to good subwoofer / speaker integration is repeated listening, followed by small re-adjustments of the subwoofer controls.
! ! Operation When the SubOne i is turned on, there will be an audible “pop.” Do not be alarmed! This is inherent to the amplifier design and will not damage the subwoofer or your audio system.
! ! Glossary of T erms Active: Uses electrical power . Amplifier: An electronic device that increases the current of a signal, providing power to the loudspeakers (i.e. power amplifier , inte- grated amplifier , receiver). Barrier Strip: A row of speaker connectors with screw-type locking mechanisms.
15 Limited W arranty V alid Only in the U.S.A. W arranty Period For a period of 5 years for parts and 5 years for labor (1 year parts and 90 days labor for electronics) from the date this product is f.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté NHT SubOne i c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du NHT SubOne i - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation NHT SubOne i, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le NHT SubOne i va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le NHT SubOne i, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du NHT SubOne i.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le NHT SubOne i. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei NHT SubOne i ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
