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dCS Scarlatti Clock

 User Manual 

Software Issue 1.0x 

 

June 2008 

  
   

 
 

Filename: Scarlatti Clock Manual v1_0x.doc 

Page 9

 

 English version 

 

 F

RONT 

P

ANEL

 

 

A B C

D

E F G

S c a rla tti

dCS

FREQUENCY

MENU

DITHER

DISPLAY

POWER

 

Figure 2 – Front panel 

 

 

POWER

 Button 

To switch on, ensure the rear panel switch is set to 

I

 and press the 

POWER

 button (A) on the front 

panel once. Note that the unit cannot be turned on from the remote control. 

To set the unit to sleep mode, press the 

POWER

 button once. The main display will turn off, the clock 

outputs will mute and the LED over the button will light. Press again to return to normal operation. 

To switch off, hold down the 

POWER

 button for about 5 seconds until 

Power Down

 appears on the 

display, then release it. 

When the menu is open, press the 

POWER

 button to close the menu. 

 

DISPLAY

 Button 

Press the 

DISPLAY

 button (B) to turn the main display off and on. When the display is off, the LED 

over the button will light to warn you that the unit is running. 

When the menu is open, the 

DISPLAY

 button changes to the 

 button, used to page backwards 

through the menu. 

 

DITHER

 Button 

Press the 

DITHER

 button (C) to turn the Dither feature on and off. This dithers the clock edges in a 

controlled way to exercise the phase-locked–loops in the source and DAC. Try it and decide for 
yourself whether you prefer Dither on or off.  

When the menu is open, the 

DITHER

 button changes to the 

 button, used to page forwards through 

the menu. 

Содержание none

Страница 1: ...m or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of dCS1 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 accept...

Страница 2: ...dCS Scarlatti Clock User Manual Software Issue 1 0x June 2008 Filename Scarlatti Clock Manual v1_0x doc Page 2 English version ...

Страница 3: ... 6 Connecting the system for DSD 7 Connecting the system for Dual AES 8 Using an External Reference 8 Front Panel 9 POWER Button 9 DISPLAY Button 9 DITHER Button 9 Display 10 FREQUENCY Button 10 MENU Button 10 Remote Control Receiver 10 Rear Panel 11 Word Clock Outputs 11 Ref Input 11 1394 Interface 11 SUC Connector 11 Mains inlet 11 The Menu 12 Using the Menu 13 INFORMATION Menu 14 CLOCK SETTINGS...

Страница 4: ... co uk The Scarlatti Transport is supplied with a programmed Philips Pronto remote control If you do not have a Scarlatti Transport in your system a programmed Pronto can be ordered direct from dCS as an optional extra Safety Notice Your dCS Scarlatti Clock contains no user serviceable parts DO NOT attempt to open the case as there are potentially dangerous voltages present inside In the event of ...

Страница 5: ...ns regenerator or by a malfunctioning mains regenerator is not covered by the warranty Positioning the unit Units in the Scarlatti range are designed to be mounted on separate shelves of a rack and must NOT be stacked directly on top of each other Place each unit on a firm vibration free base allowing convenient connection to the other parts of your system To prevent overheating we recommend that ...

Страница 6: ... menu Press the button a few times to highlight the Factory Reset menu page Press the Menu button and wait a few seconds while the unit resets itself The GOLDEN RULES for using a Master Clock The source equipment MUST be locked to the Master Clock If it is not you will either have locking difficulties or hear occasional clicks and the advantages of using the Clock will be lost Some non dCS CD tran...

Страница 7: ...the DAC s SYNC button to set it to WClk Connect the DAC s Analogue Outputs to a power amplifier or preamplifier Set the DAC Volume control to a suitable level and play a disc Set the Clock s DITHER feature on or off as you prefer REF IN WORDCLOCK OUTPUTS 1 2 3 4 5 6 7 8 1394 SUC 50 60 Hz 30W FUSE T 500mA L ANALOGUE OUTPUTS LEFT RIGHT RIGHT LEFT AES 1 AES 2 RCA 1 RCA 2 SPDIF DIGITAL INPUTS TOSLINK ...

Страница 8: ...ck and display Sync Set the Upsampler to sync to the external word clock Use the DAC s SYNC button to set it to WClk Connect the DAC s Analogue Outputs to a power amplifier or preamplifier Set the DAC Volume control to a suitable level and play a disc Set the Clock s DITHER feature on or off as you prefer Using an External Reference If you have a GPS receiver or an atomic clock with a 10MHz output...

Страница 9: ... To switch off hold down the POWER button for about 5 seconds until Power Down appears on the display then release it When the menu is open press the POWER button to close the menu DISPLAY Button Press the DISPLAY button B to turn the main display off and on When the display is off the LED over the button will light to warn you that the unit is running When the menu is open the DISPLAY button chan...

Страница 10: ...tive is Bipolar If the unit is locked to an external reference SYNC is displayed instead If an external reference is connected but the unit cannot lock to it SYNC is displayed greyed out Details of the menu displays are shown in the Menu section on page 12 FREQUENCY Button Use the FREQUENCY button E to set the clock frequency to either 44 1kHz or 48kHz The usual setting is 44 1kHz MENU Button Pres...

Страница 11: ...word clock at 32 44 1 48 88 2 or 96kHz With the Coupling menu page set to Bipolar the unit will lock to a 10MHz reference As the Scarlatti Clock is a grade 1 master clock there is nothing to be gained by locking it to a less stable or less accurate reference 1394 Interface There is provision for fitting an IEEE 1394 interface I which may be added at a later date As a Master Clock does not generate...

Страница 12: ...rsion Contact Unit information CDUpdate Displays the loaded software issues and serial number Displays dCS contact details Displays the unit status Starts software update from a dCS CD Clock Settings Coupling Factory Reset Sets the External Input to detect TTL or bipolar AC Restores standard factory settings Display Settings Bright Contrast Test Display Sets the display brightness Adjusts the disp...

Страница 13: ...e Menu Guide sheet to help you find the right menu Each unit in the range has either three or four top level menu pages The INFORMATION menu gives software issues serial number contact details and unit set up details Each model has a different SETTINGS menu which allows you to set some features that are not directly accessible from the front panel The DISPLAY SETTINGS menu is used to adjust and te...

Страница 14: ... the MENU button to exit The CD Update feature allows you to load new software into your system from either a Scarlatti transport or any STANDARD CD player or transport Note that some non Red Book CD transports change the digital data and cannot be used to download new software Please follow the instructions supplied with the update CD carefully CLOCK SETTINGS Menu The Coupling menu page sets the ...

Страница 15: ... all carry the same clock frequency Reference Input External Reference Input on 1x 75Ω BNC connector Accepts word clock with the Coupling menu page set to TTL or AC coupled signals with the Coupling menu page set to Bipolar at 32kHz 44 1kHz 48kHz 88 2kHz 96kHz 1MHz 5MHz or 10MHz Lock range is 300ppm Start up time Typically 1 minute to rated accuracy Size and weight 460mm 18 0 long x 405mm 15 9 dee...

Страница 16: ... could result in damage to the unit risk of fire or electric shock and will invalidate the guarantee Referring to the diagram below remove the power cable use a small flat bladed screwdriver to pry up the tab on the fuse carrier A and pull it out Push the blown fuse out of the clip in the carrier B and dispose of it Fit a new fuse in the clip C and push the carrier back into the unit so that it cl...

Страница 17: ...he product is operated without a mains earth or ground connection the unit is returned inadequately packed dCS reserve the right to apply a service charge if a product returned for warranty repair is found to be operating correctly or if a product is returned without a returns number being issued This warranty covers parts and labour only it does not cover shipping charges or tax duty Our dealers ...

Страница 18: ...ucts make extensive use of software configurable chips FPGAs and DSPs This gives us the ability to update our products to add extra features update digital interface standards or make performance improvements by loading new software Occasionally a hardware update may be necessary also to increase the capacity of the electronics add extra connectors or extra front panel controls Please note that no...

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