Manuel d'utilisation / d'entretien du produit Fresco du fabricant MartinLogan
Aller à la page of 20
TM F RESCO TM user ’s manual M ART I N L OGA N the loudspeaker technology company ®.
2 Contents & Introduction C ONTENTS &I NTRODUCTION Contents & Introduction . . . . . . . . . . . . . . . . . . . .2 Contents Introduction Installation in Brief . . . . . . . . . . . . . . . . . . . . . . . .3 Operation . . . . . . . . . . .
Installation in Brief 3 I NST ALLA TION IN B RIEF W e know you are eager to hear your new F resco loud- speaker , so this section is provided to allow fast and easy set up. Once you have it operational, please take the time to read, in depth, the rest of the information in this manual.
Use the best speaker cables you can. The length and type of speaker cable used in your system will have an audible effect. Under no circumstance should a wire of gauge higher (thinner) than #16 be used.
NOTE: MartinLogan recommends using 5 wall anchors to secure each F resco to a wall. During the installation, if any of the screw/wall anchor positions are over a stud, it is recommended to screw directly into the stud. NOTE: T o assure that your F resco is safely wall mounted, these instructions must be carefully followed.
6 Mounting the Fresco On A Wall or Ceiling NOTE: F resco’s bracket assembly consists of two main parts: the wall bracket (attaches to the wall) and the cabinet bracket (attaches to the F resco).
Mounting the Fresco On A Wall or Ceiling 7 Changing the Direction of Rotation Figure 7. Changing the direction of rotation—step 2..
8 Mounting the Fresco On A Wall or Ceiling Required hardware (included): (6) M4 screws Required tools (included): 2.5mm Allen tool 1 Prepare a flat surface with padding and sheets to pro- tect the speaker as you work on it.
Required hardware (included): (5) wall anchors (5) 1" Phillips head wood screws Required tools (included): 6mm Allen tool Required tools (not included): Level Electric drill and 1 / 4 " and 1 / 8 " drill bits Phillips screwdriver 1 Hold the F resco at the desired location.
10 Mounting the Fresco On A Wall or Ceiling NOTE: F igures 19–24 illustrate the F resco mounted in 4 different configurations. 3 Mark your wall with the center point for the wall bracket (see figure 19).
Mounting the Fresco On A Wall or Ceiling 11 5 Set the wall bracket aside. Using a 1 / 8 " bit, drill a pilot hole at all five points marked in the previous steps. If a pilot hole hits a stud during this step, DO NO T WIDEN that pilot hole or install a wall anchor at that location.
9 Place the F resco onto the wall bracket and carefully slide the F resco into place (see figure 23). 10 Using a 6mm Allen tool, attach a washer and cap nut onto each pin. Do not fully tighten the cap nuts (see figure 23). 11 Make the signal connections from the amplifier (see ‘ Operation ’, pages 4).
H OME T HEA TER Home Theater 13 Figure 26. F resco loudspeakers as front, center and surround (effects) channels. Grotto subwoofers as 0.1 (effects) channel. It had long been the practice of stereo buffs to connect their television to a stereo system.
14 ATF (Advanced Thin Film) AT F ( A DV ANCED T HIN F ILM ) A TF Operation The MartinLogan A TF transducer consists of a micro-thin, low-mass Kaladex diaphragm with an ultra-light, etched conductive aluminum surface suspended between two high field strength neodymium super magnet arrays (see figure 27).
Push-Pull Operation = Ideal Linearity Linearity is another factor contributing to a loudspeaker's ability to achieve ultimate clarity , detail and resolution.
16 Frequently Asked Questions and Troubleshooting F REQUENTL Y A SKED Q UESTIONS AND T ROUBLESHOOTING How do I clean my speakers? Just use a dust free cloth or a soft brush to remove the dust from your speakers. W e recommend a specialty cloth (available at the Xtatic shop at www .
System Frequency R esponse 75–20,000 Hz ± 3 dB Sensitivity 90 dB/2.83 volts/meter Impedance 5 ohms Crossover Frequency 500, 3200 Hz Components Air core coils, metal film and low dissipation electrolytic capacitors W oofer T ype T wo 4” (10.
AC. Abbreviation for alternating current. Active crossover . Uses active devices (transistors, ICs, tubes) and some form of power supply to operate. Amplitude. The extreme range of a signal. Usually mea- sured from the average to the extreme. Arc. The visible sparks generated by an electrical discharge.
Inductance. The property of an electrical circuit by which a varying current in it produces a varying magnetic field that introduces voltages in the same circuit or in a nearby circuit. It is measured in henrys. Inductor . A device designed primarily to introduce inductance into an electrical circuit.
2101 Delaware Street, Lawrence, K ansas 66046, USA tel 785.749.0133 fax 785.749.5320 www .martinlogan.com M ART I N L OGA N the loudspeaker technology company ©2003 MartinLogan.
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 MartinLogan Fresco 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 MartinLogan Fresco - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation MartinLogan Fresco, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le MartinLogan Fresco va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le MartinLogan Fresco, 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 MartinLogan Fresco.
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 MartinLogan Fresco. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei MartinLogan Fresco 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.
