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Data Conversion Systems DCS SCARLATTI DAC User Manual

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dCS Scarlatti DAC
Stereo Digital to Analogue Converter

User Manual

Software Release 1.2x
August 2011
Price UK £8.00 / Euro 12.00
© Data Conversion Systems Ltd. 2007-2011
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)
1
without the prior written permission of dCS
. 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.

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Summary of Contents for Data Conversion Systems DCS SCARLATTI DAC

  • Page 1: User Manual

    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. dCS is Data Conversion Systems Ltd. Company registered in England No. 2072115.
  • Page 2 Scarlatti DAC User Manual Software Issue 1.2x August 2011 Page 2 Flename: Scarlatti DAC Manual v1_2x.docx English version...

  • Page 3: Table Of Contents

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 Contents   Using the dCS Scarlatti DAC for the first time ..................4   What’s in the box?   Positioning the unit   Safety Notice   Step-by-Step Guide ..........................6  ...

  • Page 4: Using The Dcs Scarlatti Dac For The First Time

    SING THE FOR THE FIRST TIME Congratulations on purchasing your dCS Scarlatti DAC. Before using your unit, please read this section and the Step by Step Guide. This will enable you to set the unit up quickly and safely with your hi-fi system.

  • Page 5: Safety Notice

    August 2011 Safety Notice Your dCS Scarlatti DAC contains no user serviceable parts. DO NOT attempt to open the case as there are potentially dangerous voltages present inside. In the event of the unit developing a fault, please contact your dealer in the first instance.

  • Page 6: Step-By-Step Guide

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 UIDE This section guides you through setting up the unit for basic operation. Preliminaries The Menu / Setup Guide sheet details the menu structure and details the two most common set-ups.

  • Page 7: Step 1 - Selecting A Digital Input

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 STEP 1 – Selecting a Digital Input Switch on the source equipment. If appropriate, load a disk / tape and set the machine in PLAY mode to ensure it is generating a digital audio data stream.

  • Page 8: Step 2 - Connecting The Analogue Outputs

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 STEP 2 – Connecting the Analogue Outputs Choose one of the following two sections: Using a preamplifier • Set the preamplifier volume control to minimum. • Connect either the balanced (XLR connectors) or unbalanced (RCA phono connectors) outputs on DAC rear panel to matching line level inputs on your preamplifier (probably labelled CD or AUX).

  • Page 9: Step 3 - Setting The Output Level

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 STEP 3 - Setting the Output Level If the preamplifier volume setting for a comfortable listening level is too high or too low, you may need to change the Output Level setting.

  • Page 10: Step 4 - Choosing A Sync Mode

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 STEP 4 – Choosing a Sync Mode So far, the system has been set up to lock to the clock generated by the source. If you are using the 1394 or SDIF interfaces, the DAC will lock to a word clock generated by the source. This is the simplest arrangement, but it does not give the best sonic performance due to clock jitter.

  • Page 11: Using A Master Clock

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 Using a Master Clock The performance can be improved further by adding a Scarlatti Clock to the system as shown below. Scarlatti Transport DIGITAL SDIF OUTPUTS IN ---- WORDCLOCK --- OUT...

  • Page 12: Front Panel

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 RONT ANEL INPUT POWER DISPLAY SYNC FILTER MUTE MENU S c a r la t t i A B C D E G H I Figure 4 – Front panel...

  • Page 13: Sync Button

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 SYNC Button Use the SYNC button (C) to set the sync mode for the digital input that is currently selected. The DAC remembers the Sync setting separately for each digital input. The options are: Audio –...
  • Page 14 Scarlatti DAC User Manual Software Issue 1.2x August 2011 Page 14 Flename: Scarlatti DAC Manual v1_2x.docx English version...

  • Page 15: Input Button

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 INPUT button Press the INPUT button (E) repeatedly to cycle through the available digital inputs. The sequence is: AES1, AES2, DUAL AES (this disappears from the list if it is turned off in the...

  • Page 16: Rear Panel

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 ANEL RCA 1 1394 50/60 Hz, 50W DSD/SDIF LEFT CH 1 CH 2 TOSLINK ANALOGUE OUTPUTS DIGITAL INPUTS SPDIF FUSE LEFT RIGHT AES 1 AES 2 RIGHT RCA 2 T 500mA L...

  • Page 17: Word Clock Input / Output

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 Word Clock Input / Output WCLK In connector (R) will accept standard word clock from the source equipment or a master clock at 32, 44.1, 48, 88.2, 96, 176.4 or 192kHz. The clock frequency MUST be an exact multiple of the data rate, otherwise the system will not lock.

  • Page 18: The Menu

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 Figure 6 – The menu sequence Page 18 Flename: Scarlatti DAC Manual v1_2x.docx English version...

  • Page 19: Using The Menu

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 Using the Menu The menu gives the user access to a range of additional features. It also allows new features and performance enhancements to be added at a later date by software upgrades.

  • Page 20: Information Menu

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 INFORMATION Menu Version page displays the software versions loaded in the unit and the full serial number. Please have this information ready if you contact your dealer for any reason.

  • Page 21: Dac Settings Menu

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 DAC SETTINGS Menu ↑ ↓ Changes the Phase of all analogue outputs from normal ( ) to phase reversed ( Apply De-Emphasis to equalise the frequency response of pre-emphasised data.

  • Page 22: Display Settings Menu

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 DISPLAY SETTINGS Menu Set the display Brightness to a comfortable level using the rotary control. Set the display Contrast to a comfortable level using the rotary control. Runs a Display Test routine, which flashes all the indicators and the main display.

  • Page 23: Specification

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 PECIFICATION Converter type 5-bit, 2.822 or 3.07MS/s oversampled, dCS Ring DAC topology. Digital inputs IEEE 1394 interface on 2x 6-way connectors. The interface accepts dCS- encrypted DSD (1 bit data at 2.822MS/s) from up to 4 sources.

  • Page 24: Maintenance And Support

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 AINTENANCE AND UPPORT Service and Maintenance dCS audio products are designed not to need regular maintenance, and contain no user serviceable parts apart from the mains fuse. If your unit is damaged in any way, please contact your dealer.

  • Page 25: Limited Warranty

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 Limited Warranty General dCS warrants this product against defects in materials and workmanship for a period of 3 years from the date the unit was originally shipped from dCS. During the warranty period, dCS will repair or, at our absolute discretion, replace a faulty product.

  • Page 26: If You Need More Help

    Scarlatti DAC User Manual Software Issue 1.2x August 2011 If you need more help In the first instance, you should contact your dealer. If they cannot resolve the issue, contact your national distributor. Manufactured by: Data Conversion Systems Ltd.

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