DCS Debussy DAC User Manual

dCS Debussy DAC
Stereo Digital to Analogue Converter
with asynchronous USB Interface
User Manual
Software Release 2.2x
August 2013
© Data Conversion Systems Ltd. 2010-2013
Price UK £8.00 / Euro 12.00
All rights reserved. No part of this publication may be reproduced, stored in or introduced into a retrieval system,
or transmitted in any form, or by any means (electronic, mechanical, photocopying, recording or otherwise)
without the prior written permission of dCS
1
. Any person who does any unauthorised act in relation to this
publication may be liable to criminal prosecution and civil claims for damages.
Information contained in this manual is subject to change without notice, and whilst it is checked for accuracy, no
liabilities can be accepted for errors.
1
dCS is Data Conversion Systems Ltd. Company registered in England No. 2072115.

DCS Debussy DAC Specifications

General

Power Consumption	15W
Weight	10kg
Type	Digital to Analog Converter
Digital Inputs	USB, AES
Analog Outputs	Balanced XLR, Unbalanced RCA
Supported Sample Rates	44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
THD+N	Less than 0.001%
Frequency Response	20Hz - 20kHz

Summary

Using the dCS Debussy DAC for the First Time

What's in the box?

Lists the items included in the DAC package.

Positioning the unit

Guidance on optimal placement and ventilation for the DAC.

Safety Notice

Step-by-Step Guide

Preliminaries

Essential setup steps before connecting digital and analogue interfaces.

STEP 1 - Selecting a Digital Input

How to connect and select digital sources like USB, AES, and SPDIF.

STEP 2 - Setting up the USB Source

Instructions for configuring the computer and DAC for USB audio playback.

STEP 3 - Connecting the Analogue Outputs

Guide for connecting the DAC's analogue outputs to a preamplifier or power amplifier.

STEP 4 - Using a System Clock

Enhancing performance by connecting a system clock for synchronization.

Front Panel Controls

POWER Button Operation

How to turn the DAC on, put it in sleep mode, or turn it off.

Volume and Mute Controls

Adjusting volume levels and muting analogue outputs using buttons.

Filter and Phase Selection

Choosing anti-image filters and reversing output phase for sound tuning.

Front Panel Input and Indicator Functions

Input and Word Clock Indicators

Understanding indicators for selected input and word clock status.

Remote Control Receiver Function

How the IR receiver works and command codes for remote operation.

Sample Rate Indicators and Factory Reset

Using sample rate indicators for volume and performing a factory reset.

Rear Panel Connections

Analogue Outputs

Description of balanced and unbalanced analogue output connectors.

Output Level Switch

Setting the full-scale output voltage for analogue outputs.

Digital Inputs (AES/SPDIF)

Details on AES/EBU and SPDIF digital input connectors.

Word Clock Input

Connecting and configuring the word clock input for synchronization.

Rear Panel Interfaces

USB Interface Details

Information on the USB B-type connector and its operation.

Test Connector and Mains Inlet

Description of the RS232 test connector and IEC mains power inlet.

Remote Control Operation

Specifications

Maintenance and Support

Replacing a Blown Mains Fuse

Step-by-step guide for safely replacing the mains fuse.

Cleaning the Case

Recommendations for cleaning the DAC's aluminium casing.

Limited Warranty

General Warranty Terms

Overview of the product's 3-year warranty against defects.

Warranty Exclusions

Conditions that will void the product warranty.

Obtaining Service

How to get service and what information to provide.

Operating Conditions

Recommended environmental and electrical operating conditions.

Software Management

Checking Software Version

How to find the installed software version on the DAC.

Software Updates and History

Updating the Software

Instructions and considerations for updating the DAC's firmware.

Software History

A log of past software revisions and their features.

Getting Help