Manuale d’uso / di manutenzione del prodotto 557 del fabbricante Meridian Audio
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Meridian 557 Stereo Power Amplifier user guide.
Preface ii Sales and service in the UK Meridian Audio Ltd Stonehill Stukeley Meadows Cambs PE18 6ED England Tel (01480) 52144 Fax (01480) 459934 World Wide Web http://www.
iii Preface Contents Introduction 1 Introduces the 557 Stereo Power Amplifier, and provides an overview of the other products available in the Meridian 500 Series. The Meridian 500 Series ........................ 2 Sample configurations ..............
Preface iv.
Intr oduction I n choosing the 557 Stereo Power Amplifier you have acquired a component that combines major advances in audio and engineering design. The 557 Stereo Power Amplifier uses a unique feedback topology and precision local error correction system.
2 Introduction The Meridian 500 Series The Meridian 500 Series is a unique system of digital, analogue, and video components designed to meet the demand for absolute quality, ease of use, and lasting value.
Introduction 3 Sample configurations 500 Compact Disc Transport 504 500 562 DSP5000 DSP5000 A500 504 508 502 557 A500 508 Compact Disc Player The 508 Compact Disc Player is an integrated CD transport and converter, providing both digital and analogue outputs.
4 Introduction 566 20-bit Digital to Analogue Converter 502 Analogue Controller A500 566 500 557 A500 502 The digital output provided by the 500 Compact Disc Transport can be decoded by the 566 20-bit Digital to Analogue converter to provide a high-quality audio output for use with a conventional audio preamplifier.
Introduction 5 562V Multimedia Controller LaserDisc Video recor der 500 562V T elevision 504 Satellite DSP6000 DSP6000 The 562V Multimedia Controller is the ideal control unit for use with the Meridian DSP6000 Digital Loudspeakers.
6 Introduction Specification and accessories Specification Input 1.4V RMS. Output (stereo) Greater than 200W per channel into 8 Ω . Greater than 300W per channel into 4 Ω . Output (bridge) Greater than 390W into 16 Ω . Greater than 650W into 8 Ω .
Setting up the Ster eo Power Amplifier T his chapter explains how to install the Stereo Power Amplifier. It describes what you should find when you unpack the Stereo Power Amplifier, how you should connect it to your other audio equipment, and the siting constraints.
Setting up the Stereo Power Amplifier 8 Unpacking The 557 Stereo Power Amplifier comes in a box containing the following components: ❍ 557 Stereo Power Amplifier. ❍ 1 power cord. ❍ 2 phono shorting plugs. ❍ This manual. You are advised to retain the packing in case you need to transport the unit.
Setting up the Stereo Power Amplifier 9 Back panel Connecting the Stereo Power Amplifier OFF ON INPUT LEFT INPUT RIGHT BRIDGE MODE BALANCED INPUT BALANCED INPUT BRIDGE MODE OFF ON BRIDGE MODE INPUT - .
Setting up the Stereo Power Amplifier 10 Outputs The following table gives details of the output connections: Use this output To connect to this LEFT, RIGHT Loudspeakers of 4 Ω to 15 Ω , using either plug or bare wire connections. BRIDGE MODE A loudspeaker of 6 Ω to 15 Ω ; see To wire to an A500 Loudspeaker in bridge mode , page 12.
Setting up the Stereo Power Amplifier 11 To connect to A500 Loudspeakers 557 Stereo Power Amplifier A500 Loudspeaker A500 Loudspeaker ● Set the BRIDGE MODE switch to the OFF position. ● Use the links provided to bridge the HF and LF terminals on the back of each loudspeaker.
Setting up the Stereo Power Amplifier 12 To wire to an A500 Loudspeaker in bridge mode 557 Stereo Power Amplifier A500 Loudspeaker ON Input You can use the 557 as a mono power amplifier, to obtain more than three times the power output, by wiring it in bridge mode.
Setting up the Stereo Power Amplifier 13 ● Fit the phono shorting plugs supplied with the Stereo Power Amplifier to the unused phono input or inputs. You can bi-wire in bridge mode by using the other pair of red terminals to connect separately to the loudspeaker treble unit.
Setting up the Stereo Power Amplifier 14 This section describes problems you may encounter when using the Stereo Power Amplifier, and includes suggested solutions. If these suggestions fail to cure the problem, please contact your Meridian dealer for further assistance.
Setting up the Stereo Power Amplifier 15 Maintenance To clean the audio connections The audio sockets on the back of the Stereo Power Amplifier are gold-plated and need no cleaning if gold-plated phono plugs are used. Otherwise, it is recommended that you unplug and reconnect the plugs at least once a year.
Setting up the Stereo Power Amplifier 16 Service The Meridian 500 Series of hi-fi components have been carefully designed to give years of untroubled service. There are no user- serviceable parts inside the case, nor do the units require any form of maintenance.
17 Index Index L Lifting the 557 8 M Maintenance 15 Meridian 500 Series 2 500 Compact Disc Transport 3 502 Analogue Controller 3, 4 508 Compact Disc Player 3 557 Stereo Power Amplifier 3 562 Digital C.
Index 18.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Meridian Audio 557 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Meridian Audio 557 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Meridian Audio 557 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Meridian Audio 557 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Meridian Audio 557, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Meridian Audio 557.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Meridian Audio 557. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Meridian Audio 557 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
