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DCS Clock 1.0x User's Manual

1. e A C ES A Figure 7 Changing the Mains Fuse IMPORTANT Disconnect the power cable before changing the fuse Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Updating your Verona dCS products 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 Software Updates Please note that not all software updates make an earth shattering change You should have a clear idea of what you expect to gain before updating to the latest issue If the software loaded in your unit is for example version 3 45 e Achange to version 3 46 indicates a minor update for internal dCS use to make testing easier or more thorough or to cater for some minor hardware change Do not update your unit e A change to version 3 50 is a more serious update offering extra functionality If you want to use the extra features update your unit The manual will be updated for this check the web site e Achange to version 4 00 is a major update
2. cccs seeseeeceeeeeeeeeeeeeereeeeees Using a Verona with an upsampling transport Using a Verona with a DSD upsampler Using a Verona with a GPS clock The Software The Menu eene Using the Menu Opening the Menu Types of Menu Page Closing the Menu Menu Sequence Couple Setting the format of the Ext Ref Input Bright x Display Brightness TimeOut Menu Time Out Setting Test Display Test Issue Software Issue State Temp Unit Internal Temperature Serial Unit Serial Number Contact Contact information CDUpdate Software Update By CD Factory Restoring Factory Defaults The Hardware Controls and Connectors Front Panel Key to Front Panel Power Button Clock Frequency Button Sese Dither Button Sige Status Indicator Remote Control Sensor Main Display Mode Indicator Menu Button Select Rear Panel Key to Rear Panel Word Clock Outputs 1 5 SPDIF Outputs 1 3 External Reference Input 1394 Interface Power Link SUC Power switch IEC Power Inlet Mains Fuse Additional Information Verona Technical Information Digital Interface Specifications Output Frequencies Clocking Synchronising to Ext Ref In Manual filename Verona Manual v1 0x doc English version Manual for Software Issue 1 0x September 2004 email more dcsltd co uk web site www dcsltd co uk dCS Verona User Ma
3. dCs Ltd September 2004 OPTIONS The following options may be fitted to new units or retrofitted at a later date Option code Option V5 Mains voltage set to 230 240V V4 Mains voltage set to 215 220V V3 Mains voltage set to 200V V2 Mains voltage set to 115 120V V1 Mains voltage set to 100V Table 5 Options available Mains Supply Voltage Any unit may be set for operation from 230 240V 215 220V 200V 115 120V or 100V A C Units are shipped set for the mains supply voltage according to the destination The voltage setting can be updated later by your dealer if necessary Specify the new country of use or the new voltage setting Having Your Options Changed dCS support modifications updates and option changes to supplied units Major changes are normally carried out at dCS as we have extensive test facilities and can verify the changes Please contact your dealer for details IMPORTANT Please do not attempt the changes yourself The unit s performance or p ges y reliability may be impaired and the warranty will be invalidated Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Manual filename Verona Manual v1 0x doc Page 31 email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September
4. web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 List of Tables Table 1 Wordclock Output Ext Ref Input Electrical Characteristics 24 Table 2 SPDIF Output Electrical Characherlstices nenene nenene 24 Table 3 Power consumption for consumer products sesesseseesreeeeeesnen 25 Table 4 Size and weight for consumer products sss 25 Table 5 Options available sse 30 Table 6 dCS Contact Information sssssssseeeeenen 39 Table 7 Cable colours and styles ssssseeeeeen 41 List of Figures Figure 1 Using Verona to clock a La Scala and an Elgar Plus 10 Figure 2 Using Verona to clock a Verdi a Purcell and an Elgar Plus 11 Figure 3 Slaving the Verona to a GPS clock 13 Figure 4 Menu flow chart eeccccecescceceeseeceeeeeeeeeeeeseeeeeeeneeaeeesneeeeeeeneeaeeeennnaes 14 Figure 5 dCS Verona Front Panel 20 Figure 6 dCS Verona Rear Panel 22 Figure 7 Changing the Mains Fuse ns 32 Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual dCs Ltd Keywords and Phrases Bad CD message sss Bad Checksum message 19 blank display eese 16 Bright x mem button Clock Freq
5. 1PPS 10MHz RS 232 ANTENNA Le The Bang On a Roof mounted AQ ote GPS Clock Co Se GPS antenna N ML 10MBz 1ppb a a dCS Verona Master Clock N N WORD CLOCKOUTPUTS v N a ASTE 099990695 fini t I POWER t t t I l l l Y v vvv Word Clock Outputs Figure 3 Slaving the Verona to a GPS clock Connect up as shown in Figure 3 The first time you use this arrangement open the menu and run the Factory routine on all four units This sets the Verona to 44 1kHz Open the menu and set the Couple page to Bipolar The Verona will lock to the clock All the outputs will be at 44 1kHz at the accuracy of the clock If you need 48kHz press the Clock Frequency button Use the Verona s outputs to synchronise the audio equipment together Note that a GPS clock relies on receiving a satellite transmission Any gaps in GPS satellite coverage will result in the frequency accuracy of the outputs reverting to that of the Verona which is quite adequate for audio use Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 THE SOFTWARE THE MENU Press Step gt to move along the Menu press lt Step to move back Press Select to set a menu option or change options First page of
6. The box should contain the following dCS Verona User Manual Control Summary Power Cable Spare Fuses 2 Units supplied with a Remote Control all models except Verona and Purcell should also be supplied with the following e Remote Control unit e 3 x AAA batteries e Pozidriv screwdriver 1 pt For safety reasons the Remote Control is shipped with the batteries packed separately For fitting details see the Maintenance and Support section starting on page 32 Units fitted with an IEEE 1394 interface should also be supplied with the following e EEE 1394 cable assembly e BNC cable Check the contents of the inner carton very carefully against the list above Notify your dealer as soon as possible if anything is missing or damaged dCS suggest that all of the original packaging is retained for use when transporting any units Replacement packaging can be ordered from dCS or our distributors Verona 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 consult your dealer This equipment MUST be connected to a safety earth or ground via the power cable 3 The IEEE 1394 interface is an optional extra with Purcell or Delius units and is not yet available with Verona Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Ve
7. j O d 5 O ff Q Oea 4 El DSD SACD CD dCS Elgar Plus DAC L R en 9 saae Q e O T i gd oomso WoL I L R RI IL Y Y Balanced or Unbalanced Outputs Outputs To Power Amplifier or Preamplifier Figure 2 Using Verona to clock a Verdi a Purcell and an Elgar Plus Connect up as shown in Figure 2 The first time you use this arrangement open the menu and run the Factory routine on all four units This sets the Verona to 44 1kHz Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCS Ltd September 2004 If you prefer you can connect one of the Purcell s other inputs to the Verdi instead of using the AES input Select that input using the Purcell s Input button Open the Purcell s menu and set the WCIk page to WCll In The Purcell will lock to the Verona If necessary use the Input button on the Elgar Plus to select the 1394 input Open the Elgar s menu and set the MS page to MS Sync Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Using a Verona with a GPS clock If you have a GPS clock or atomic clock you can slave the Verona to the clock improving the accuracy of the Verona to that of the clock GPS clock
8. please check our web site Manual filename Verona Manual v1 0x doc English version email more dcsltd co uk web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 INDEXES AND SOFTWARE VERSION NUMBERS Software History This manual is for Verona software version 1 0x Definitions and Abbreviations ADC Analogue to Digital Converter sometimes referred to as an A D Converter AES3 A standard professional stereo digital audio format consisting of one serial PCM data line It uses a balanced cable to extend transmission distance and includes a comprehensive messaging system DAC Digital to Analogue Converter sometimes referred to as a D A Converter dB A relative signal level or ratio in decibels The context may indicate the reference level dBo Level in decibels referred to a full scale sine wave in a sampled system So OdBO is full scale dBu A signal level relative to 0 775V rms making no allowance for external loading DDC Digital to Digital Converter sometimes referred to as a D D Converter DSD Direct Stream Digital a single bit digital audio format sampled at 2 822MS s kS s Sample rate in kilo samples per second This replaces kHz which is technically incorrect when referring to sample rates SDIF 2 Sony Digital InterFace a stereo digital audio format consisting of 2 serial PCM or DSD data lines Usually used with a Word Clock SPDIF Sony Ph
9. 40 Software History 40 Definitions and Abbreviations 40 Key to Cable Identification 41 List of Tables 42 List of Figures 42 Keywords and Phrases 43 email more dcsltd co uk web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 About this Manual If you have not used a Verona before please read the section Using your dCS Verona for the first time on page 28 This manual has been arranged with the most commonly used sections placed first table of contents page 4 step by step page 8 and applications guides page 10 detailed software and hardware information page 14 technical information page 24 information for first time users page 28 options maintenance and troubleshooting page 30 index section page 40 What does the coloured text mean IMPORTANT If you are reading a colour print or a soft copy of this manual you will notice that some types of text are in colour e Brown text in bold is a reference to another section or page Sometimes if you are reading a soft copy of the manual page numbers are hyperlinks click on them and you will go there e Blue text is used for controls and connectors described in the hardware section e is used for alternative control functions such as menu operation e Pink text is a menu page or setting e Green text in bold shows what appears on the display e Purple text in bold is used for indicato
10. CD Press PLAY Do not press PLAY before the unit to be updated is ready This can cause the download to fail Use only dCS CDs The unit will now inspect the CD and will display Scanning while it reads administrative data If there is anything wrong with the dCS CD that has been loaded or it does not match the product the unit will display Wrong or Wrong CD or No Index and revert to normal operation Don t worry the internal software is unchanged Check the CD for dust or scratches If it is not a dCS CD at all the unit will keep repeating Please Start CD for about 30 seconds or display Wrong CD and then revert to normal operation If the data is correct the unit will display Track n where n is a number You can move the Transport on to track n or wait for it to get there of its own accord If the unit has to wait for the right track it will display Found Track 1 then Found Track 2 etc until it finds the right one Vx xx will appear on the display this is the new software issue number If the unit displays No Track repeat the procedure but manually advance the transport to track n Next the update progress is displayed in one of the following formats e The display counts up from 0 0 7 to 99 0 7 displays Copying counts up from 096 1 7 to 9996 1 7 displays Copying and so on until the last section is loaded and copied Some models may use less than 8 sections e Amoving dot counts down slowly from about 3
11. EXT indicator eonannnnnonaennnnnnnesnnnnnennene 21 22 Ext Ref mput arana nrinn saranda igaara ns 22 F factory default settings 19 Factory menu 19 fault indication sseeeeeeesesese 36 TEE o ae ege eis deeg e 3 HESE WSC as iater ite til see to Pod 28 Found Track message eeen 18 FPGAs Not Loaded message eeseen 36 frequencies Output ssassssseerneeerresrirnesrrrneces 24 front PANS sccssscecccssscencessdecceesssceccesteccenesuacereaes 20 full scale nc itte eet e 40 fuse ET 32 fuse replace aciei a Ee 32 fuse Sa eterne eek aaa aTa aE 28 G golden rules asare e E A 37 GPS clock usimg 13 GPS fecelVer ii co verc vec i uaa 3 grounding ccce eee tuere eet 28 guide to basic Setup 8 H hardware updates eeeeeeeeeeeeeeeeneseren 33 hybrid disc select layer 15 l IEEE 1394 interface nenen 23 Indicator DITH diee 21 indicator EXT testae tese cedens due 21 22 indicator OI EE 21 indicator DW 21 indicator Status eoonannnennneenannnennnsnernnenne 21 indicator S TBY ient n totes iq 21 input Ext Ref na Atal deeded 22 ISSUE Tieni ctt Free Ten cr a 16 issue software 16 J jitter low frequency sssesssssss 24 L lock in ln EE 24 email more dcsltd co uk web site www dcsltd co uk dCS Verona User Manual dCs Ltd M main deplay Ae 16 21 maintenance s sssessssssses
12. button doubles as the Menu R button used for paging forwards through the Menu see page 14 Status Indicator This consists of 3 indicators e PWR is lit when power is connected and the unit is turned on or is in standby mode e STBY is lit when the unit is in standby mode e OK lights about 30 minutes after powering up to indicate that the crystal oscillators have fully settled The unit is usable one minute after powering up Remote Control Sensor Main Display Remote Control operation is not supported in this release The main display tells you what Verona is doing In normal use the unit displays either 44 1kHz or 48kHz While locking to an external reference the display shows Locking When locked the unit displays either 44 1kHz or 48kHz When accessing the Menu see page 14 menu options are displayed here If an error occurs during power up or normal use the details of the fault will be displayed See Fault Indication on page 36 Mode Indicator Menu Button The DITH indicator lights to show that dither is being added to the outputs The EXT indicator lights when the unit is locked to an external reference connected to the EXT REF IN connector The external reference over rides the internal crystal oscillators Select Press the Menu button to open the Menu see page 14 and change or SES settings in the menu Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version
13. model Press the appropriate button once The original software is retrieved from the internal backup while displaying Wait This may take a few minutes When recovery is complete the unit re boots Run the CD Update routine again to load the new software Factory Restoring Factory Defaults This feature sets most of the parameters back to the factory default settings This can be useful if the settings are accidentally changed and you need to reset the unit to a standard configuration or your children play with it Open the Menu and step through until the display shows Factory Press the SIR button and leave the menu to time out The unit will return to normal operation set up as follows Clock Frequency to 44 1kHz Dither to Off Couple to TTL Display brightness to Bright 4 Timeout to 15 secs Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 THE HARDWARE CONTROLS AND CONNECTORS Front Panel v IO UL OT E ji Y Y PWR Y DITH O O O JL Wm e Figure 5 dCS Verona Front Panel Key to Front Panel Power Standby button Clock Frequency button or Menu GI button Dither button or Menu IIT button Status indicator Remote Control sensor Main Display Mode indicator Menu or BD button ToTmoo WY Powe
14. or 48kHz on all Word Clock Outputs 44 1kS s or 48kS s clock on all SPDIF Outputs The sample clock quality significantly determines the output performance of the System The highest quality clocks that are available are crystals so we use these Verona uses a pair of pre aged specially selected voltage controlled crystal oscillators VCXO s as clock sources Each unit is individually calibrated over a wide temperature range for best accuracy When slaving to Ext Ref In the VCXO is synchronised to the clock signal extracted from the input by a phase locked loop PLL This PLL is of a special narrow bandwidth type that provides a significant degree of clock cleaning The PLL is also very robust and will lock to very poor signals if necessary Accuracy Typically 0 1 parts per million when shipped Better than 1 part per million within 6 months of shipping Synchronising to Ext Ref In The unit will slave to the following clock signals on the Ext Ref In connector e Word Clocks at 32 44 1 48 88 2 or 96kHz set the Couple menu to TTL e Reference clocks at 10MHz such as those produced by GPS receivers or atomic clocks set the Couple menu to Bipolar Pull in range 300 parts per million about nominal frequency Lock in time 12 seconds for most situations Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dC
15. panel plug the other end into a convenient power outlet Set the power switch beside the power inlet to the on position I Please do not use an excessively thick power cable as this may damage the power inlet connector Such damage is not covered by the warranty Press the Power button and wait about 5 seconds while Verona configures itself The display will show in sequence Verona Testing and either 44 1kHz or 48kHz If the unit is likely to be set in an unfamiliar state you can reset it as follows Press the MAN button once then press the SAJE button so the display shows Factory Press the ERIS button and wait a second The unit will display Defaults The PWR indicator and perhaps the OK indicator will be lit the others should be off Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Connecting the System for DSD IMPORTANT Most owners will use the Verona to clock other dCS equipment at 44 1kHz If necessary use the Clock Frequency button to set the outputs to 44 1kHz Connect one of the Verona s Word Clock Outputs to the Word Clock input of each unit in the chain the transport the DSD upsampler and the DAC The five outputs are the same Connect a 1394 cable from the Verdi to the DAC and from the Purcell to the DAC Connect an AES cable from the Verdi to the Purcell
16. s AES input It is essential to lock the transport to the Verona If this is not done the source will not be synchronised to the rest of the system causing locking problems or regular clicks A Verdi or La Scala will slave to the Verona automatically the WCIk indicator will light to confirm this For Purcell v2 00 or later select the required input then set the WCIk menu page to WClk In The WCIk indicator will light to confirm that the upsampler is locked Set the Output to DSD For Elgar Plus or Delius select the 1394 input then set the MS menu page to MS Sync The SDIF indicator Elgar or WCIk indicator Delius will light to confirm that the DAC is locked See the Typical Applications section on page 10 for more details Connecting the System for Dual AES IMPORTANT For owners who prefer to use Dual AES it is important to choose compatible sample rates The Dual AES sample rate MUST be exactly 2 or 4 times the source sample rate and clock frequency If necessary use the Clock Frequency button to set the outputs to 44 1kHz Connect one of the Verona s Word Clock Outputs to the Word Clock input of each unit in the chain the transport the DSD upsampler and the DAC The five outputs are the same It is essential to lock the transport to the Verona If this is not done the source will not be synchronised to the rest of the system causing locking problems or regular clicks Connect a 1394 cable from the Verdi to
17. the DAC Connect an AES cable from the Verdi to the Purcell s AES input Connect 2 AES cables from Purcell s AES outputs to the DAC s AES inputs A Verdi or La Scala will slave to the Verona automatically the WCIk indicator will light to confirm this For Purcell v2 00 or later select the required input then set the WCIk menu page to WClk In The WCIk indicator will light to confirm that the upsampler is locked Set the Output to 88 2 kS s Dual AES or 176kS s Dual AES For Elgar Plus v4 30 or later or Delius v2 30 or later select the Dual AES input then set the MS menu page to MS Sync The SDIF indicator Elgar or WCIk indicator Delius will light to confirm that the DAC is locked If the source sample rate is 48kS s or 96kS s and has a Word Clock input set Verona to 48kHz and set Purcell to upsample to 96 or 192kS s Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 TYPICAL APPLICATIONS Using a Verona with an upsampling transport This is the simplest disc only system using the Verona The La Scala outputs DSD data whether you play SACDs or ordinary CDs dCS Verona Master Clock RD CLOCK OUTPUTS 44 1kHz Word Clocks dCS Verdi La Scala SACD Transport CLASS 1 LASER PRODUCT CAUTION VISI
18. to 0 After about 15 minutes the update is complete and the unit will reboot itself If the CD is still playing you can stop it now If the unit being updated has a 1394 interface wait until the unit has settled about 30 seconds switch it off for 10 seconds then on again If the unit detects no change in the 1394 interface code it will boot up as usual and be ready for use If the 1394 interface code has been updated the unit will load the new code into the flash memory on the 1394 interface board this takes about 10 minutes While this is taking place the unit will display a progress bar Next the unit will display in sequence Done 5 Done 4 Done 1 then reboot itself again The unit is ready for use If the CD transport stops or becomes disconnected during an update don t worry The original software is backed up inside the unit Proceed as follows Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 The checking routine will find a sequencing error and Non Seq or Bad CD will appear on the display Turn the power off and on to reboot This message will scroll across the display Bad CheckSum Press Function button to attempt recovery or Bad CheckSum Press Mute button to attempt recovery or Bad CheckSum Press Menu button to attempt recovery depending on the
19. web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd Rear Panel September 2004 Key to Rear Panel Figure 6 dCS Verona Rear Panel Word Clock Outputs 1 5 on BNC connectors SPDIF Outputs 1 3 on RCA connectors External Reference Input on BNC connector Power Link connector Optional IEEE 1394 interface on two 6 way connectors Software Upgrade Connector 9 way D type Power switch IEC Power inlet Mains fuse holder OUOZ gTr AO Word Clock Outputs 1 5 SPDIF Outputs 1 3 There are 5 identical Word Clock outputs all on BNC sockets They carry the same Word Clock at either 44 1 or 48kHz Connect up the BNC sockets with 75Q co axial cables designed for digital audio or RF use A C coupled cables are not suitable There are 3 identical SPDIF outputs all on RCA phono connectors They carry the same SPDIF clock signals but no audio data sampled at 44 1kS s or 48kS s The format is IEC60958 otherwise known as SPDIF Use with 75 ohm co axial cables designed for digital audio or RF use Some types of audio cable are not suitable and may cause crackling noises or other malfunctions External Reference Input The External Reference Input accepts a Word Clock at the main audio frequencies or various reference frequencies see page 24 It allows Verona to act as a clock distr
20. 2004 MAINTENANCE AND SUPPORT Service amp Maintenance Mains Fuse IMPORTANT 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 some way please contact your dealer or dCs There is a mains fuse below the power inlet accessible from the outside of the unit If the fuse blows it may be changed by the user The current consumption of the unit is very low so it only blows if power surges occur or there is a fault in the unit Usually power surges cause no other damage but if the fuse blows repeatedly on replacement some other damage will have been done and the unit must be returned to dCS for repair Fuse Type 20 x 5mm 0 5 amp T HRC fuse If the fuse should fail it is essential that it be replaced with one of the same type and rating Failure to do so could result in damage to the unit risk of fire or electric shock and will invalidate the guarantee Replacing a Blown Fuse Referring to Figure 7 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 clicks home Spare fuses are provided with the unit eA al Fog 1 4
21. BLE AND INVISIBLI LASER RADIATION WHEN OPEN DO NOT STARE INTO BEAM 6 C add I t Ooo Ziel I e Balanced _ or Unbalanced Outputs Outputs To Power Amplifier or Preamplifier Figure 1 Using Verona to clock a La Scala and an Elgar Plus Connect up as shown in Figure 1 The first time you use this arrangement open the menu and run the Factory routine on all three units This sets the Verona to 44 1kHz If necessary use the Input button on the Elgar Plus to select the 1394 input Open the Elgar s menu and set the MS page to MS Sync It is as simple as that Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Using a Verona with a DSD upsampler If you have a Verdi rather than a La Scala you can still upsample your CDs to DSD by adding a 1394 equipped Purcell to the system dCS Verona Master Clock 44 1kHz Word Clocks CAUTION VISIBLE AND INVISIBLE CLASS 1 LASER RADIATION WHEN OPEN LASER PRODUCT DO NOT STARE INTO BEAM dCS Verdi SACD Transport e LS mco TOSUNK en 2 e ae eos cog drin CT 2 S Q E o 16 bit 44 1kS s CD SACD dCS Purcell Upsampler e cb
22. It will require updated hardware and the manual will be updated If you have older hardware some of the features added by new software may not be available due to for example a missing connector For recent hardware this is mentioned in the Upgrader s notes in this manual If you need the missing feature contact your dealer or dCS to arrange a hardware update e f the software currently loaded includes a CD Update page you can update the software yourself Contact dCS for a CD and follow the instructions in the CD Update section on page 17 or the instructions supplied with the CD The update program will check your hardware configuration and install the latest software compatible with it e If you do not have the CD Update feature loaded or have difficulty with it a dCS distributor can download files from a PC into any unit fitted with a SUC connector Contact your dealer for details e For older units without a SUC connector your distributor can install new firmware in your unit Firmware updates are low cost from dCS Contact your dealer for details Hardware Updates You may wish to have your hardware updated from time to time to take advantage of new features in the latest software dCS offer this service we will retest reset any adjustable items to current shipping standards and install any modifications or updates that have occurred since your unit was first shipped The price will depend on the hardware changes nec
23. and Test Pages Parameter pages allow the user to check and also change the current settings of the operating parameters for example Bright When a parameter page is displayed the first press of the button shows the current setting Subsequent presses of the EINE button change the page setting Information pages display information about the unit for example Software Issue When an information page is displayed pressing the Select button displays the information held on that page Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd Closing the Menu Menu Sequence September 2004 Test pages allow the user to initiate a number of useful routines for example Test When a Test page is displayed pressing the Select button starts the test routine There are two ways to close the menu and return to normal operation The easiest way is to wait 5 seconds for the unit to time out and revert to the standard display Alternatively use en button to page forward until the display shows End and then press the glo button once If the unit times out before the operation in hand has been completed simply re enter the menu page forward or backward and continue where you left off If you find the 5 second time out difficult to use you can extend it by changing the TimeOut setting Use the flow chart Figure 4
24. ck if the MS page is set to MS Sync If you are using dCS Elgar Plus or Delius with Verona while upsampling to 176 4 or 192kS s Dual AES or 88 2 or 96kS s Single AES you will need software v4 30 or later for Elgar Plus or v2 30 or later for Delius If Verona is locked to an External Reference ensure the reference frequency is at a suitable frequency and the Couple menu is set to match the external reference If Verona is trying to lock to an External Reference but is continuously displaying Locking there is something wrong with the external reference generator the menu settings or the cable The external reference may be out of calibration or at a frequency that the Verona cannot lock to AC coupled cables are not suitable for use with Word Clock signals Periodic clicks are heard from the loudspeakers This is often caused by part of the system usually the source equipment not being locked to the Verona while the DAC is locked Check that the system is connected correctly that the menu settings are correct and the master clock frequency matches the sample rates in use Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCS Ltd September 2004 The Display turns on briefly when a control is operated then turns off e This happens when the display brightness is set to Bright O Open the Menu and change Bright to a diffe
25. dCS Verona Master Clock User Manual Software Release 1 0x September 2004 2004 dCs Ltd 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 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 dCS is Data Conversion Systems Ltd Company registered in England No 2072115 dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Manual filename Verona Manual v1 0x doc Page 2 email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 PRODUCT OVERVIEW The dCS Verona is a consumer version of the dCS 992 and 995 professional Master Clocks The Verona generates very stable clocks at either 44 1 or 48kHz accurate to better than 1 part per million The usual application is synchronising the units in SACD CD systems where a 44 1kHz Word Clock is used throughout The improved synchronisation and stability offered by the Verona enhances the sound quality
26. eb site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Bright x Display Brightness This adjusts the brightness of the main display with settings between 7 brightest and 0 off unless something is touched Open the Menu and step through until the display shows Bright x where x is a number between 7 and 0 Press the Select button repeatedly and the display cycles through Bright 7 Bright 6 Bright 1 Bright O and back to Bright 7 After time out a setting of Bright O blanks the display unless the unit is not locked Operating any control or locking to a source while in this mode turns the display back on momentarily TimeOut Menu Time Out Setting If you find the 5 second time out period for the menu is too short use this option to change the time out period Open the Menu and step through until the display shows Timeout Press the S button repeatedly and the display will cycle through the options None 5 secs 15 secs 30 secs 1 min 3 mins When set to None the menu does not close automatically Close it manually by stepping through to the End page and pressing Satta Choose the setting you want and press the SIS button again Test Display Test This runs a test routine to ensure the display is working correctly Open the Menu and step through until the display shows Test Press the ISI button once to start the test e The main display lights up
27. ed Set the other device to bit for bit mode Cloning on a dCS Upsampler Disconnect any 1394 interface cables If in doubt connect the DAC directly to the transport If you are updating a dCS Verona Disconnect ALL cables from the unit except the power cable Open the Menu on the unit to be updated and step through until the display shows CDUpdate Make sure the transport is in STOP mode Press the SISTI button to start the routine When the unit displays Cable connect a BNC cable from the Ext Ref Input to a BNC SPDIF digital output on the transport The unit will lock to the transport then display Wait If you are updating a dCS Transport the Transport plays the CD and updates itself missing out some of the early steps Disconnect any 1394 interface cables Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd IMPORTANT OOPS September 2004 For all dCS units RELAX The update procedure is easy Mute your power amplifier Insert a dCS CD containing software for the unit you want to update into the transport making sure it is in STOP mode Open the Menu on the unit to be updated and step through until the display shows CDUpdate Press the button to start the routine The unit will display Wait while it prepares the flash memory for the update After 3 4 minutes the unit will scroll Please Start
28. essary please contact your dealer or dCS for details and pricing In order to ensure speedy turn around please contact us prior to returning the unit to get a Service Return number Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Safety and Electrical Safety There are no user serviceable parts inside Verona and so there is no need to remove the covers If for some reason you do IMPORTANT Disconnect the power cable before removing any covers or changing the P fuse There are no substances hazardous to health inside Verona Cleaning the Case Do not apply any of the following cleaning products to the case as they will damage or alter the finish e Corrosive or abrasive agents e Spirit or alcohol based cleaners e Wax polish To remove dust wipe with a moist soft cloth To remove deposits from the case first disconnect the power cable then spray very lightly with a proprietary glass cleaner containing ammonia and wipe off gently with a soft cloth taking care to avoid scratches Do not spray the cleaner onto the connectors or the rear panel Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Manual filename Verona Manual v1 0x doc Page 35 email mo
29. extracting more depth and detail from high quality recordings Most customers use the Verona with a set of dCS equipment however the Verona may be used with any transport or other digital source that will accept a 44 1 or 48kHz reference clock in either Word Clock or SPDIF clock formats Verona features an External Reference Input allowing the Master Clock to be slaved to a even more accurate reference such as a GPS receiver or an atomic clock if desired The Verona will convert a variety of audio sample rates or standard frequencies to either of the two clock frequencies cleaning the reference signals in the process In common with all dCS converters the Verona is based on our flexible digital audio platform which makes extensive use of software configurable chips FPGA s and DSP s This allows the internal software to be updated from time to time either from a dCS CD or from a PC adding extra features and facilities to your system with a minimum of fuss Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual dCs Ltd CONTENTS Product Overview ee eeeeeeee eee nnnnnan Le IT CN About this Manual What does the coloured text mean About Sample Rates Step by Step Guide sess Preliminaries Connecting the System for DSD Connecting the System for Dual AES Typical Applications
30. he SIS button once and the serial number will scroll across the display Contact Contact information This displays dCS email address and web site URL Open the Menu and step through until the display shows Contact Press the SITIS button once and the contact information will scroll across the display CDUpdate Software Update By CD Current software for dCS Elgar Plus Elgar Delius or Purcell and all Verdi La Scala or Verona software features a CD Update menu page You can update the software inside any of these products loaded with CD Update software quickly and easily from a CD supplied by dCs IMPORTANT Please follow the latest update instructions supplied with the CD The following is for guidance only You will need a standard CD Transport a CD player or a dCS Verdi to play the CD A few CD players are not suitable because they upsample to 48kS s or change some of the data bits in other ways one example is the ML37 Don t worry the CD Update routine detects these and stops preventing any changes to the internal software If you are updating a dCS Upsampler or DAC Connect an AES or RCA digital output from the Transport to the Upsampler or DAC and select the input you have just connected Disconnect any 1394 interface cables If you are updating a dCS DAC connected to the Transport through another device Connect an AES or RCA digital output from the other device to the DAC and select the input you have just connect
31. ibution box When a suitable external reference is connected Verona will automatically slave to it The main display will show Locking for several seconds then the set clock frequency either 44 1kHz or 48kHz and the EXT indicator will light Use with 75 ohm co axial cables designed for digital audio or RF use A C coupled cables are not suitable unless the Couple menu is set to Bipolar see page 15 Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd 1394 Interface Power Link SUC IMPORTANT Power switch IEC Power Inlet Mains Fuse September 2004 The 1394 interface in not fitted in this release It is intended for future enhancements This can be linked to similar connectors on other dCS units using a link cable All units linked in this way may be turned on or off or set to standby by pressing a single Power button or sending one Remote Control command Link cables are available from dCs The Software Upgrade Connector is intended to be used by dCS service agents to load new software into Verona Do not connect any other equipment to the SUC connector as this may damage both Verona and the equipment so connected Do not operate Verona with a PC connected Failure to observe this warning will void the unit s warranty and may cause unpleasant effects in your system The Power s
32. ilips Digital InterFace a stereo digital audio format for consumer equipment consisting of one serial PCM data line Similar to AES3 but unbalanced and with different messaging Word Clock A synchronisation signal consisting of a square wave the frequency of which is the sample rate Usually transmitted through co axial cable and BNC connectors Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual dCs Ltd Key to Cable Identification Manual for Software Issue 1 0x September 2004 If you are reading a colour print or a soft copy of this manual cable types shown in figures can be identified from Table 7 Cable Type XLR Analogue RCA Phono Analogue XLR Digital AES3 BNC Digital Optical SPDIF IEEE 1394 Sync Link Wordclock AES Reference GPS Reference RS 232 Colour Style RCA Phono Digital SPDIF Brown solid Brown long dash Blue solid Pale blue solid Pale blue short dash Dark magenta solid Red solid Green solid Dark green solid Dark green long dash Dark green short dash Purple solid Table 7 Cable colours and styles Where more than one cable of any type is used in a drawing they can be identified by a coloured sleeve at the source and a coloured arrow head at the destination Manual filename Verona Manual v1 0x doc English version email more dcsltd co uk
33. n digital audio equipment to synchronise the local clock to the clock in the incoming data stream PLL circuits tend to operate in the centre of a dead band when locked In this band the sensitivity of the loop to phase errors is reduced This is somewhat similar to the cross over region in a power amplifier The Verona can be set to add dither to the clock outputs to keep the PLL active when it is locked The dither takes the form of a small random timing offset that is noise shaped so that can be easily filtered out by the PLL Unlike jitter this offset is statistically well controlled so that the effect averages out to zero Does a dithered clock make an audible difference Turn it on and let your ears decide Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Manual filename Verona Manual v1 0x doc Page 27 email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 USING YOUR dCS VERONA FOR THE FIRST TIME Thank you for purchasing this dCS Verona Before attempting to use your Verona please read at least the rest of this section and the Step by Step Guide on page 8 This will enable you to set the unit up quickly with your hi fi system What s in the Box Safety Notice IMPORTANT
34. nual dCs Ltd Manual filename Verona Manual v1 0x doc English version Manual for Software Issue 1 0x September 2004 Power requirements 25 Size and Weight 25 Operating Conditions 25 General Technical Information cccccceesssessseseseeeenseneseeseeseeeenennsscaees 26 Clock Dither 26 Using your dCS Verona for the first time eere 28 What s in the Box 28 Safety Notice 28 Mains Voltage Setting 29 Positioning the Unit 29 OpllOns deed 30 Mains Supply Voltage 30 Having Your Options Changed 30 Maintenance and Suppott ccccssseccesesecceenseeceeenseseeeeeeseseeesnseeeeeenseeseenens 32 Service amp Maintenance 32 Mains Fuse 32 Replacing a Blown Fuse 32 Updating your Verona 33 Software Updates 33 Hardware Updates 33 Safety and Electrical Safety 34 Cleaning the Case 34 Tro bleshooting E 36 Fault Indication 36 Power interruption 36 Power up test errors 36 Troubleshooting Guide 37 The unit fails to power up 37 The DAC DDC suddenly mutes Verona repeats its power up sequence 37 The system fails to lock to Verona 37 Periodic clicks are heard from the loudspeakers 37 The Display turns on briefly when a control is operated then turns off 38 Menu Timeout does not work 38 If You Need More Help cccssceeceeeseeeeeesseeeeeensneeeeseseeeeesnseeeeesnseeneeseseeneeeens 39 Other Information 39 Indexes and Software Version Numbers eeeeeeeeseeeee
35. or the Control Summary sheet to guide you through the Menu more quickly The following explanation deals with the Menu pages in the sequence they occur in the Menu The use of each page is shown on an individual basis with the last operation being closing the Menu After you have become more familiar with the Menu you will find it more convenient to perform all the Menu operations in one go before finally closing the Menu Couple Setting the format of the Ext Ref Input IMPORTANT When the External Reference Input is in use the input characteristics must be set to match the source There are two options TTL The input accepts a DC coupled clock at TTL levels This is the usual setting for Word Clock references Bipolar The input accepts a DC or AC coupled clock which has an even voltage swing about ground This is the usual setting for GPS references Open the Menu and step through until the display shows Couple Press the Select button to flip between TTL and Bipolar When you have the option you want wait for the Menu to time out and the display to revert to its normal mode The Ext Ref Input will not operate if this menu is set to TIL and an AC coupled cable used 2 A minor software update may change the order of the menu items or add an option If this happens the Control Summary sheet may be updated before the manual Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version w
36. pply voltage option 30 supply voltage setting 23 29 Switch D ower ssssssssssssnssssssrnrrnnsrnstnnnnnnnssnnn nnn 23 system fails ooch 37 T technical notes 39 Temp menu eese 16 temperature scale ueseeseeeeeeeeeeereeeeenesns 16 temperature internal 16 temperature operaimg 25 Test menu 16 Hme out esses nentes 38 time out fails sess 38 Timeout men 16 Track n message sss 18 troubleshooting sssesssss 36 37 U updates vee Ata meet eR a 23 33 updates hardware ssssssssesenensseesrrnrrenseeeee 33 updates software 33 updating software by CD 17 updating your Verona 33 upsamper US NG ssssssssesssrresserneerennesrenneerennes 11 upsampling transport using 10 using a GPS clock 13 email more dcsltd co uk web site www dcsltd co uk dCS Verona User Manual dcs Ltd using an upsampler eeseeee 11 using an upsampling transport 10 using for the first time aaeeeernneerrnnnns 28 V MOXQO ettet tien oit ei 24 VE ue EE 18 Manual filename Verona Manual v1 0x doc English version Manual for Software Issue 1 0x September 2004 W Weight 1 5 ed ee RRR 25 Word Clock aeui ienisian eisiaa aaee aaien 40 Word Clock outputs 22 wordclock synchroni
37. r Button This button doubles as a power on off switch and a standby mode switch To switch on press the Power button briefly If power is available the PWR indicator will light and Verona will run through the power up routine Note that the Power button will not click when turning power on this is normal When you have finished listening press the Power button briefly to set the unit to standby mode The outputs will mute all displays will turn off except the PWR and STBY indicators In this mode Verona uses less power If power is switched off or fails Standby mode is cancelled To restore normal operation press the Power button briefly again Verona will power up ready for use To switch off completely press the Power button and hold it for a few seconds until the Main Display shows Power Dn then release it Clock Frequency Button SEEDS Press this button to set the clock frequency to either 44 1kHz usually for CD or SACD transports or 48kHz usually for DVD transports The Clock Frequency button doubles as the Menu STEI button used for paging backwards through the Menu see page 14 Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd Dither Button September 2004 Step Press this button to turn the dither on or off The DITH indicator lights if dither is being added The Dither
38. r up failure eeeeeeneeee 37 PowerDn message suus 20 36 powering UD 8 pull in range EE 24 PWR mdieator 21 R RGA OUtDUL deor 22 rear panel uiae esdiaie 22 remote control sensor 21 Manual filename Verona Manual v1 0x doc English version Manual for Software Issue 1 0x September 2004 resetting to factory State 19 S Salolty sca acide te dta rect 28 safety electrical ssssssssssss 34 sample clock net edes 24 sample rate niiair a 6 22 40 SDIP 21 E RE TE EAE 40 Select button 14 21 Serial ITI nl inet a A 17 serial number TO 17 serial number short eeesssssses 23 setting supply voltage 29 settings after Factory reset 19 E 25 software issue ceeceeeeeeeeeeceeeeeeeeeeeeentnaeees 16 software update by CD 17 software updates eeeeeeeesseeiresrrrssrenenns 33 software upgrade connector 23 software version 40 E EISE E A0 SPDIF ouppute eener eerren 22 specification ssseeeee 24 specification Ext Ref Input 24 specification SPDIF outputs 24 specification Word Clock outputs 24 standby mode cerasus TA 20 status indicator eeina a 21 STBY indicator 21 Step DUWO Mosii irea nitet ete gds 14 step by step oude 8 SUC connector ecni aa a ER 23 su
39. re dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 TROUBLESHOOTING Fault Indication Power interruption Power up test errors Verona detects the following fault conditions If the AC supply is momentarily interrupted or is more than 20 below it s rated voltage the unit displays PowerDn and mutes the audio outputs to protect your loudspeakers from damage This may be caused by loose AC power wiring local power line overloads or heavy duty appliances like air conditioners If this message appears frequently other than when switching the unit off please consult your dealer If Verona detects a fault during its power up test routine it will remain muted and display one of these messages DSPs Not Loaded 01 FPGAs Not loaded 02 Bad Checksum Press any key to attempt recovery 03 DSP Err1 04 This can be caused by power line transients occurring during system configuration For Bad Checksum press any button to try to clear the fault Otherwise try switching off waiting 20 seconds then switching on again If the fault persists please consult your dealer Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual dCs Ltd Manual for Software Issue 1 0x September 2004 Troubleshooting Guide If you experience difficulties when using yo
40. rent setting Menu Timeout does not work e Page through the menu to the TimeOut page and check the setting If you want to set TimeOut to None you must close the menu by selecting the End page e Someone has turned the menu timeout off using remote software running on a PC Open the Menu and run the Factory routine to reset everything to ex factory settings Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual dCs Ltd IF YOU NEED MorE HELP Manual for Software Issue 1 0x September 2004 In the first instance you should contact your dealer If they cannot resolve the issue contact dCS Our office hours are 8 30 a m to 5 00 p m Monday to Friday UK time GMT in Winter or GMT 1hr in Summer Contact us by phone or fax on Inside the UK Outside the UK Telephone Fax 01799 531 999 01799 531 681 44 1799 531 999 44 1799 531 681 Table 6 dCS Contact Information You can write to us at dCS Ltd Mull House Great Chesterford Court Great Chesterford Saffron Walden CB10 1PF UK Our email address Our web site is more dcsltd co uk www dcsltd co uk The web site is regularly updated You will find full details of all dCS products here plus the latest dCS news Other Information dCS produce technical notes from time to time on issues related to ADCs DACs and DDCs If you are interested in these
41. rona User Manual Manual for Software Issue 1 0x dCS Ltd September 2004 Mains Voltage Setting Before connecting the power cable to your Verona for the first time please check that it has been set to the correct operating voltage for your local mains supply 50Hz or 60Hz operation is not important the unit can use either The unit s present voltage setting is shown on the label beneath the mains inlet on the rear panel lf this does not match your local supply voltage DO NOT attempt to use the unit Contact your dealer to arrange to have the unit reset Using the Verona with the wrong mains setting for your local supply may result in serious damage to the unit and will invalidate the warranty DO NOT attempt to reset the unit yourself IMPORTANT Please use a sensible power cable such as the one supplied with the unit Some audiophile power cables presently available are excessively heavy their weight can damage the power inlet connector Such damage is not covered by the warranty Positioning the Unit Place Verona on a firm vibration free base so as to allow convenient connection to your digital source We suggest that you avoid siting Verona either directly above or below preamplifiers or tuners if either of these will be used in your System at the same time as Verona Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x
42. rrensseerrnnnenssrerre nn nnen 32 master clock ssessssssseessees 3 MG lis icri i Eri e eed HR caters 14 Menu button 14 21 menu flow chat 14 Menu Select button 14 Menu Step Back button 14 20 Menu Step button sssssnnnsennneeeenneneenen eena 14 21 menu TIME out 15 16 menu times out too soon 16 Menu dosimg sess 15 menu Couple ssssssssssnnsseensnerrnnnennnnsrnn nenene 15 Menu openimg 14 Menu ueimg aa aa 14 mode stand 20 N No Track message sssesssesssrrssrrrneerernesens 18 Non Seq message sss 19 O OK indicator seen 21 opening the Men 14 operating conditions eueeessess 25 option mains supply voltage 30 OPlONS m 30 options changing seseseseeseeresreerssren 30 output Treguencles 24 output le WEE 22 outputs connecting to eeeeeeesees 9 outputs SPDIF erena e 22 outputs Word Clock sssesssss 22 P packaging replacement 28 phase locked loop 24 26 Please Start CD message 18 positioning the unt 29 Power button 20 power mieto easa orana TE 23 power interruption eeeeeeeeeeeeeeeeeneeeeeeeaes 36 Power Link Connector 23 DOE OT iicet e an 20 POWON ON tn 20 power requirements esseesseeresereeeee 25 power Switch 23 powe
43. rs Important information is presented like this ignoring this may cause you to damage the unit or invalidate the warranty The manual is designed to be helpful If there are points you feel we could cover better or that we have missed out please tell us About Sample Rates All references to sample rates in this manual use the unit kS s kilo Samples per second rather than the technically incorrect kHz Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Manual filename Verona Manual v1 0x doc Page 7 email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 STEP BY STEP GUIDE Preliminaries IMPORTANT This section guides you through setting up the unit for basic operation You may find this useful if you have not used the Verona for a while The Control Summary sheet details the menu structure and outlines the use of the front panel controls For more information see the Menu section on page 14 For digital interfaces use with cables designed for digital audio e for Word Clock interfaces use 75Q coax cables fitted with BNC plugs e for SPDIF RCA interfaces use 75Q coax cables fitted with RCA Phono plugs Connect the power cable supplied to the Power inlet on the Verona rear
44. s Ltd September 2004 Power requirements Units may be set for 100 115 120 200 215 220 or 230 240V 10 50 60Hz AC operation Typical power Maximum power consumption consumption Purcell amp Verona Delius Elgar Plus Verdi amp La Scala Table 3 Power consumption for consumer products Size and Weight Height Weight Purcell amp 461mm 413mm 8 5kg Verona 18 157 16 18 18 7lbs Deli 461mm 413mm 8 8kg mus 18 15 16 18 19 4lbs 461mm 406mm 12 0kg Elgar Plus 18 15 16 07 26 4lbs Verdi amp 461mm 415mm 17kg La Scala 18 15 16 347 37 4lbs Table 4 Size and weight for consumer products e Delius only the control knob protrudes out of the front by 20mm 0 79 e Verdi amp La Scala only the control knob protrudes out of the front by 13mm 0 517 e Allow extra depth for cable connectors Operating Conditions e Ambient temperature range 0 C 32 F to 50 C 122 F non condensing e Do not install the unit near heat sources such as radiators air ducts power amplifiers or direct strong sunlight e If in doubt the easy test is Verona is happy to work anywhere a human is Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 GENERAL TECHNICAL INFORMATION Clock Dither Phase Locked Loop PLL circuits are used i
45. sing to 24 Wrong CD message sss 18 Wrong message 18 email more dcsltd co uk web site www dcsltd co uk
46. the enu d Closes the Function Menu Using the Menu Opening the Menu Bright x Time Out Sets the format of Sets the display Sets the Menu time Runs a display test Displays the i software version the Ext Ref Input brightness out delay routine number Bipolar deeg 5 seconds 30 seconds CDUpdate Factory Contact Displays the Displays the unit full serial number Displays dCS email address Restores standard factory settings internal temperature Fahrenheit Starts software update from a dCS CD Figure 4 Menu flow chart The Menu gives the user access to a wide range of additional features It also allows new features and performance enhancements to be added at a later date by software upgrades The Menu is controlled by three buttons e the Menu button opens the menu and doubles as the Go button e the Step button pages forward through the Menu the od button e ihe Step button pages backward through the Menu the SGEE button When you first open the Menu the display will show Menu Successive presses of the Step button page through the Menu You cannot go directly to any particular page but must enter at the top of the Menu and then page through until you reach the page you want Types of Menu Page There are three types of page in the Menu Parameter Pages Information Pages
47. then fades from bottom to top e The indicator LEDs light up briefly in sequence e All indicators light up along with small squares on the main display This flashes off and on once e The display shows Done Issue Software Issue State This displays the issue number of the software fitted to your unit You will need to check this if you are considering a software upgrade or if your unit malfunctions Open the Menu and step through until the display shows Issue Press the SJA button once to display the software issue For units fitted with a 1394 interface press the STIS button again to display the 1394 interface software issue Temp Unit Internal Temperature This displays the temperature inside the unit close to the crystal oscillators Open the Menu and page through until the display shows Temp Press the St er button once to display the temperature in degrees Fahrenheit Press EI again to change to degrees Celsius Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd September 2004 Serial Unit Serial Number This displays the full serial number including the hardware configuration code We will need this information to assemble upgraded software to suit your unit Have a pen and paper handy to note down the number Open the Menu and step through until the display shows Serial Press t
48. uency button Dither sseseeeeeeeennee button Menu 14 button Menu Select 14 button Menu Step sssssssnssssnnnneennnnenennne 14 button Menu Step Back 14 button Power cable identification ssssssss Cables acca oi oie 8 22 CD Update is interrupted CD Update menu changing optons a a cleaning the case ue eed EUN Clock accuracy etri clock cleaning eeeeeeess Clock Frequency button else Lu DEE closing the Menu sses connecting the outputs essssss connector Power Link contact information s seessaennnnnnnneseenne 17 Contact menu contents of box sssseee Couple menu crystal oscillator sseeeesess digital interface specifications display Blanking pei aea a a E display brohiress AA display test route display mam DITH indicator eene Manual filename Verona Manual v1 0x doc English version Manual for Software Issue 1 0x September 2004 fe M s eeh Ee ee Eege 26 Dither button cccceceeseseeceeeeeceaeeeeseeneeeees 21 dithering the clock 26 WER EEN A0 DSP Err1 message ieee 36 DSPs Not Loaded message 36 E GU WEEN 28
49. ur Verona the following suggestions may help resolve the problem IMPORTANT The GOLDEN RULES for using a Master Clock The source equipment MUST be locked to the Master Clock The Clock Frequency MUST match the sample rate s used in the system The unit fails to power up Ensure there is power available on the mains cable Connect the power cable ensure it is pushed all the way in and press the Power button If there is a Power switch on the back panel ensure this is set to the On I position Check the rated supply voltage shown on the rear of the unit matches the local supply voltage Check that the fuse has not blown if so correct any obvious cause then replace the fuse as described on page 32 The DAC DDC suddenly mutes Verona repeats its power up sequence This may be caused by short drop outs or brown outs on the AC supply When the disturbance has passed normal operation should be restored Check for loose mains wiring The system fails to lock to Verona Check that the digital audio cables are of the correct type correctly connected and not damaged Damaged cables are a VERY common cause of malfunctions Check that Verona is switched on and has settled for at least 1 minute Check that Verona is set to the correct Clock Frequency probably 44 1kHz dCS Verdi and La Scala will only accept a 44 1kHz clock dCS Purcell will only lock if the WCIk page is set to WCIk In dCS Elgar Plus and Delius will only lo
50. witch completely isolates the unit from the power supply In normal use set it to the On position I Set it to Off 0 during electrical storms or while you are away for a long period Use with a 3 pin IEC type power cable Replace only with a 20 x 5mm 500mA T HRC fuse Please see page 32 for replacement details Additional Information The rear panel displays the following information about the unit The manufacturer s name and address Supply voltage setting frequency range and rated power Model dCS Verona The short form of the unit serial number We will need the serial number preferably the full serial number from the menu to give you support over the phone or to ship you software updates Manual filename Verona Manual v1 0x doc email more dcsltd co uk English version web site www dcsltd co uk dCS Verona User Manual Manual for Software Issue 1 0x dCs Ltd VERONA TECHNICAL INFORMATION Digital Interface Specifications Output Frequencies Clocking September 2004 Wordclock Outputs Ext Ref Input Outputs Ext Ref Input Type Single ended ground referred Impedance 75 25 Q Level unloaded TTL TTL Connector BNC BNC x 5 Table 1 Wordclock Output Ext Ref Input Electrical Characteristics SPDIF Outputs Type Single ended ground referred Impedance 75 Q Level unloaded 1 0 V pk pk Connector RCA Phono x 3 Table 2 SPDIF Output Electrical Characteristics 44 1kHz

DCS Clock 1.0x User's Manual

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