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C H A P T E R C O U P L E T 5 0 0 M
Chapter
Couplet 500M Audiophile
Power Amplifier
The exception, not the rule...
www.chapterelectronics.co.uk

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Summary of Contents for Chapter Audio Couplet 500M Audiophile

  • Page 1 C H A P T E R C O U P L E T 5 0 0 M Chapter Couplet 500M Audiophile Power Amplifier The exception, not the rule... www.chapterelectronics.co.uk...
  • Page 2: Table Of Contents

    Table of Contents Important Safety Instructions........Thank You from Chapter.......... Introduction.............. Unpacking your Power Amplifier......Break In Period............Installation..............Ventilation..............Operating Voltage and Mains Conditions....Power Supply Topology..........Design Features............Front Panel............... 10,11,12,13 Top Panel..............Rear Panel..............15,16 Specifications............Conformity & Acknowledgements ......Warranty Information..........
  • Page 3: Important Safety Instructions

    Important Safety Instructions Please read all instructions and precautions carefully before operating your Chapter Couplet 500M Power Amplifier. Please disconnect all items in your audio or AV system before connecting or disconnecting any mains or interconnect cables, or when cleaning your Chapter product.
  • Page 4: Thank You From Chapter

    From all of us at Chapter... Couplet 500M from dream to reality... Thank you for choosing the Chapter Couplet 500M Audiophile Power Amplifier. It has been designed and manufactured to the highest possible standards in order to give you many years of musical enjoyment.
  • Page 5: Introduction

    Introduction The Chapter Couplet 500M is a ‘State Of The Art’ audiophile two-channel Power Amplifier, that incorporates years of Research and Development in power supply and D Class Audio circuits. The Couplet 500M features a number of new design features along with scrupulous attention to technical detail.
  • Page 6: Unpacking Your Power Amplifier

    Unpacking your Power Amplifier The shipping weight of your Chapter Couplet 500M is 25 KG. Therefore, under normal circumstances, one person should be able to unpack the unit safely. If you are in any doubt, please obtain the assistance of a second person. To avoid back injury whilst carrying your amplifier (or any other piece of heavy equipment) please crouch with a straight back and use your leg muscles.
  • Page 7: Installation

    Installation Your Chapter Couplet 500M has been designed to fit into a good quality equipment rack or amplifier stand. In most installations locating the power amplifier near the loudspeakers is best. Where permitting, locate the power amplifier near the loudspeakers and use a longer pair of balanced interconnects to a quality pre amplifier such as a Chapter Preface unit.
  • Page 8: Operating Voltage And Mains Conditions

    Operating Voltage and Mains Conditions A good quality three pin, 13 ampere IEC standard, detachable mains lead is provided for use with your power Amplifier. It is recommended that you use this lead. Please contact us for advice if replacement is required. The power supply is set at the factory to work at either 110 / 110 VAC or 220/240 VAC at 50/60Hz.
  • Page 9 Design Features Finest Part Selection: The Couplet 500M uses the best sounding OPAMPS from Burr Brown. All electrolytic capacitors, are a considered combination of Samwha and ultra low ESR Panasonic Gold series. All components used without our power supply and amplifier design have been auditioned for both performance, consistency and durability.
  • Page 10: Front Panel

    ‘Touch sensor’ style standby switch Front Panel 1. Left touch sensor options a. Front LED brightness control b. Internal LED brightness control 2. Right touch sensor options a. Input display b. Input toggle c. Input Earth Select 3. Standby button options a.
  • Page 11 Front Panel con’t 1. Left touch sensor options a. Front LED brightness control To change the brightness of the front panel and standby panel blue lights, press and hold the LEFT touch sensor strip on the front panel for 4-5 seconds until the front panel lights start to flash After the lights finish flashing, press and hold the left touch sensor strip to lower the brightness level or press and hold the right touch sensor strip to raise the brightness...
  • Page 12 Front Panel con’t 2. Right touch sensor options a. Input Display You can display the currently selected input setting and Earth selection setting by using the Right touch sensor strip. Please ensure that the unit is not in “MUTE” mode, and that none of the front panel RED Lights are illuminated or are flashing before starting.Press and release the Right touch sensor strip within 2 seconds, to put the unit into “DISPLAY”...
  • Page 13 Front Panel con’t 2. Right touch sensor options b. Input Toggle You can toggle between the XLR and RCA inputs by using the Right touch sensor strip. Please ensure that the unit is not in “MUTE” mode, and that none of the front panel RED Lights are illuminated or are flashing before starting.
  • Page 14: Top Panel

    Top Panel 3. Standby button options a. Mute You can put the unit into “MUTE” mode by pressing the STANDBY touch sensor but- ton for less than 2 seconds. The unit will indicate “MUTE” status by turning on both the RIGHT and LEFT RED lights on the units’...
  • Page 15: Rear Panel

    2 Single-ended Input: Your Chapter Couplet 500M power amplifi er can also accept RCA single ended interconnect cables. 3 WBT 0765 Speaker Binding Posts: All Chapter Audio amplifi ers are fi tted with WBT binding posts. These high current, fi ve way, insulated connectors are extremely well made and are the fi...
  • Page 16 Rear Panel Continued 6 RS232 Port: The Couplet 500M can be controlled via its RS232 control port. A list of commands is detailed below: #CH-CO-ON If in Standby then exit from Standby otherwise do nothing. #CH-CO-OFF If not in Standby then enter Standby otherwise do nothing. #CH-CO-RING-1..100 Set ring PWM brightness level to value specified between 1..100 and store to memory.
  • Page 17: Specifications

    Specifications Electrical Output Power 500 Watts per channel 8 Ohms, both channels driven (10mS Burst 10% Duty Cycle) 1000 Watts per channel 4 Ohms, both channels driven (10mS Burst 10% Duty Cycle) THD + N Less than 0.01% at 1KHz. 100 watts 8 ohms ( using AUX0025 Filter) Less than 0.02% at 1KHz.
  • Page 18: Conformity & Acknowledgements

    Conformity CE Declaration of Conformity The conformity of the designated product with the provisions of Directive number 89/336/EEC (EMC) is proved by full compliance with the following standards: Standard number Date of Issue Test type EN55013 1994 Conducted emissions EN55013 1994 Absorbed emissions EN60555-2...
  • Page 19: Warranty Information

    Warranty Information This product is guaranteed under the conditions that apply in the Country of purchase. The normal guarantee runs from a period of two years from date of purchase. In addition to any statutory rights the customer may have, we will replace any parts that have failed due to faulty manufacture.
  • Page 20 Property of Chapter Electronics Ltd. No unauthorised copying of this document is permitted without written consent of the Company Chapter Electronics Ltd 2005.

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