Manuel d'utilisation / d'entretien du produit A502 du fabricant Directed Audio
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models A502 A404 OWNER’S MANUAL.
2 2 © 2004 Directed Electronics, Inc T ABLE OF CONTENTS CONGRA TULA TIONS Congratulations for choosing a Directed Audio power amplifier from Directed Electronics, the industry leader in high quality automotive security and audio equipment since 1990.
LIMITED TWO-YEAR CONSUMER W ARRANTY 3 3 © 2004 Directed Electronics, Inc Directed Electronics, Inc. promises to the original purchaser , to replace this product should it prove to be defective in wor.
4 4 © 2004 Directed Electronics, Inc High-powered car audio systems may produce sound pressure levels that exceed the threshold at which hearing loss may result. They may also impair a driver’ s ability to hear traffic sounds or emergency vehi- cles.
5 5 © 2004 Directed Electronics, Inc INST ALLA TION GUIDELINES 1. Please read this owner’ s manual carefully before installing this ampli- fier . 2.
6 6 © 2004 Directed Electronics, Inc speaker load, the more heat is generated. For low impedance speaker applications or restricted ventilation installations, an external cooling fan may be advisable.
7 7 © 2004 Directed Electronics, Inc 1. R R C C A A I I n n p p u u t t J J a a c c k k s s - - Accepts line level outputs from head units or signal processors at voltages between 150mV and 7.
1. P P o o w w e e r r F F u u s s e e - - This fuse protects the amplifier against internal electrical damage and is meant to protect the amplifier only . All other power connections should be fused at the source. The A502 uses 1-30A fuse, and the A404 uses 1-30A fuse.
9 9 1 2 3 4 5 FIGURE 3—AMPLIFIER CONNECTIONS A502 REAR © 2004 Directed Electronics, Inc 1 2 3 4 5 FIGURE 4—AMPLIFIER CONNECTIONS A404 REAR wire. DO NOT connect this terminal directly to the vehicle battery ground terminal or any other factory ground points.
1 1 0 0 © 2004 Directed Electronics, Inc SPEAKER WIRING DIAGRAMS A502 L CH R CH B R I D G E D L CH R CH INDUCTOR CAP CAP SUB Stereo operation (top view) Mono operation (top view) Simultaneous stereo/.
1 1 1 1 © 2004 Directed Electronics, Inc SPEAKER WIRING DIAGRAMS A404 N N O O T T E E : : For bridged two channel operation as shown in this diagram, connect right channel RCA cables to the front inputs of the amplifier , and left channel RCA cables to the rear inputs of the amplifier .
1 1 2 2 © 2004 Directed Electronics, Inc Simultaneous Stereo (top view) B R I D G E D L CH R CH INDUCTOR CAP CAP SUB B R I D G E D L CH R CH INDUCTOR CAP CAP SUB REAR FRONT Stereo Operation - 4 Chann.
1 1 3 3 © 2004 Directed Electronics, Inc B R I D G E D L CH R CH B R I D G E D L CH R CH SUB REAR (LEFT ) REAR (RIGHT ) 2 Channel Stereo with Mono Sub (top view).
1 1 4 4 © 2004 Directed Electronics, Inc CROSSOVER SETTINGS AND GAIN ADJUSTMENT Y our Directed Audio power amplifier needs to be adjusted carefully to achieve maximum performance.
1 1 5 5 © 2004 Directed Electronics, Inc LED TUBE INST ALLA TION (OPTIONAL) This Directed Audio amplifier has been designed with a custom heat sink that can accommodate two (optional—not supplied) V ARAD LED tubes. 1. Before installing the LED tubes, remove and discard the mounting feet from the V ARAD LED tubes.
1 1 6 6 © 2004 Directed Electronics, Inc CEA SPECIFICA TIONS A A 5 5 0 0 2 2 Power Output: 90 Watts RMS x 2 at 4 ohms and < 1% THD+N Signal to Noise Ratio: -70 dBA (reference 1 Watt into 4 ohms) A.
1 1 7 7 © 2004 Directed Electronics, Inc SPECIFICA TIONS A A 5 5 0 0 2 2 A A 4 4 0 0 4 4 RMS continuous Power 4 Ohm 1 75W x 2 35W x 4 RMS continuous Power 2 Ohm 2 125W x 2 50W x 4 RMS continuous Powe.
2 2 0 0 © 2004 Directed Electronics, Inc The company behind this system is Directed Electronics, Inc. Since its inception, Directed has had one purpose, to provide customers with the finest vehicle security , car stereo products, rear seat entertainment, and accessories avail- able.
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 Directed Audio A502 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 Directed Audio A502 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Directed Audio A502, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Directed Audio A502 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Directed Audio A502, 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 Directed Audio A502.
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 Directed Audio A502. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Directed Audio A502 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.
