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Table of contents for the manual
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Meridian 557 Stereo Power Amplifier user guide[...]
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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.meridian.co.uk Sales and service in the USA Meridian America Inc 3800 Camp Creek Parkway Building 2400 Suite 112 Atlanta GA 30331 Tel (404) 344 7111 Fax (404) 346 7111 Designed an[...]
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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 ........................... 3 Specification and accessories ............... 6 Setting up the Stereo Power Amplifi[...]
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Preface iv[...]
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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. It includes a massive twin wound toroidal transformer, and the unit has full thermal, load, [...]
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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. The flexibility of the Meridian 500 Series is such that you can assemble a system as simple or as complex as you need, perfectly suited to your[...]
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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. The 508 Compact Disc Player is ideally suited for use with the Meridian 557 Stereo Power A[...]
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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. The 566 20-bit Digital to Analog[...]
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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. It provides direct digital inputs for digital sources, such as the 500 Compact Disc Transport and LaserDisc sound, tog[...]
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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 . Greater than 950W into 4 Ω . Distortion Less than 0.05%. Noise Less than -90dB. Finish Black[...]
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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. You should not make any connections to the Stereo Power Amplifier or to any other [...]
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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. The 557 Power Amplifier weighs 27kg. Do not [...]
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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 - + - + Input (R) Bridge mode switch Outputs (R) Outputs (L) Input (L) Balanced input (R) Balanced input (L)[...]
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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. Each ch[...]
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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. ● Connect one of each pair of the red and black terminals on the bac[...]
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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. ● Switch the BRIDGE MODE switch to the ON position. ● Connect the audio input to[...]
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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. To bi-amp to two A500 Loudspeakers 557 Stereo Power Amplifier A500 Louds[...]
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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. No front panel indicator is shown ❍ Check that your AC power supply is connec[...]
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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. A proprietary contact cleaner can be used[...]
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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. In the unlikely event that your Stereo Power Amplifier fails to function correctly, it [...]
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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 Control Unit 3 562V Multimedia Controller 5 566 20-bit Digital to Analogue Converter 4 communications 2 Meridian A500 Loudspeakers 3 Meridian DSP5000 D[...]
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Index 18[...]