Krell Industries Evolution 505 User's Manual
Contents
1. i f y orewciase mens mme mens a s 4 FeR EXE THE LEADER IN AUDIO ENGINEERING Evolution 505 SACD CD Player Owner s Reference v 06 0 Krell Industries Inc ee x grada 45 Connair Road adds _ E MAIL sales krellonline com Orange GT Boar ians Toe WEBSITE http www krellonline com Ce This product complies with the EMC directive 89 336 EEC and the low voltage directive 73 23 EEC IMPORTANT SAFETY INSTRUCTIONS Read Instructions Keep these Instructions Heed all Warnings Follow all Instructions Do not use this apparatus near water Clean only with dry cloth NO QA WN zx Do not install near any heat sources such as radiators heat registers stoves or other appa ratus including amplifiers that produce heat go Unplug this apparatus during lightning storms or when unused for long periods of time 9 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as a power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped Caution Visible and invisible laser radiation When the cover is open avoid exposure to the beam This apparatus employs a laser To prevent possible eye injury only a qualified service Laser Hazard Visible and or invisible person should remove2. Button or Key This cycles the display between three choices remaining track time elapsed disc time and remaining disc time The following front panel buttons are not operational setup and disc Figure 2 Evolution 505 Remote Control Power Transport Functions Menu Navigation Functions Filter Display Functions Repeat Functions Not Used o NOOA 10 11 12 13 14 15 16 17 20 21 22 23 Power Button Pause Stop Play Open Close Track Skip Search forward and back Menu Enter Menu Navigation Title Program Clear Direct Track Select Numbers Filter Select Dim Display Select Repeat Remote Only A B Repeat Remote Only Setup Disc Subt Angle Ret 7 POWER OPEN DISP DIM 21 1 1 1 zo 2 3 eco 6 o 9 o CLEAR o 9o o REP O A B OQ _ FILTER we e 2 lL 22 continued SECTION THREE Anatomy of the Evolution 505 continued Remote Control Description See Figure 2 on the previous page The Evolution 505 remote control provides the same functions as the front panel In addition there are three keys that are unique to the remote control and these are described below 22 23 24 Repeat Key Replays selected track until new feature is selected See also Using the Repeat Key on page 27 Repeat A B Key Creates a loop between two pre determined points withi
3. and 2 in the CD format Filter 1 and 2 are designed to eliminate aliasing artifacts that are the result of the D A re construction process Conventional Compact Disc Format Filters Filter 1 operates flat from 20 Hz to 20 kHz with a very steep roll off characteristic above 20 kHz 21 5 kHz 3 dB Filter 2 operates up to 20 kHz 3 dB with a more gradual roll off characteristic when compared to Filter 1 SACD Format Filters Filter 1 in the SACD format has the same relative output gain as Filter 1 and 2 in the CD format and it has the highest bandwidth of the four SACD filters Filters 2 3 and 4 in the SACD format operate at reduced bandwidth with steeper slope fil tering and different output gain Filter 1 operates up to 180 kHz highest bandwidth and has the slowest roll off characteristic with no change in output gain Filter 2 operates up to 75 kHz and has the steepest roll off characteristic It has a 0 5 dB increase in output gain over the entire audio pass band compared to Filter 1 Filter 3 operates up to 80 kHz and has the 2nd steepest roll off characteristic It has a 5 5 dB increase in output gain over the entire audio pass band compared to Filter 1 Filter 4 operates up to 90 kHz and has the 3rd steepest roll off characteristic It has a 3 5 dB increase in output gain over the entire audio pass band compared to Filter 1 Using the Repeat Key 22 Press the repeat key once to repeat the current track
4. for SACD playback as well as backward compatibili ty with existing standard CD and DVD players via the standard compact disc layer On a hybrid SACD disc the two layers are read from the same side of the disc The HD layer is read by a DVD laser The reflective conventional compact disc layer is read by the CD laser through the second semi transmissive HD layer CDDA This is the digital audio file type utilized for standard CD s CDDA stands for a Compact Disc Digital Audio system Data Disc This is a disc composed of digital audio files of a type other than CDDA The most widely recognized non CDDA digital audio file type is MP3 D Unpacking and Placement This section describes the procedures for safely unpacking and placing your Evolution 505 SACD CD Player The Evolution 505 is shipped in 1 carton consist ing of the SACD CD Player and an accessory box Opening the Evolution 505 Shipping Carton The Evolution 505 shipping carton measures 22 in 55 9 cm wide by 12 in 30 5 cm high by 22 in 55 9 cm deep Evolution 505 Chassis This measures 17 3 in 43 8 cm wide by 6 in 15 3 cm high by 17 3 in 43 8 cm deep and weighs 29 Ibs 13 2 kg To Remove the Evolution 505 from the Shipping Carton 1 Open the shipping carton and open the top flaps The carton contains these items 1 Evolution 505 SACD Player 1 Accessory box containing the following 1 IEC Connector AC Power cord 1 12 VDC 12 V trigger
5. fuse is not intended to be replaced by the user sco THREE Anatomy of the Evolution 505 This section describes the Evolution 505 functions Figure 1 Evolution 505 Front Panel 19 2 KRELL EVOLUTION 505 7 1110 1213 14 17 15 Power 1 Power Button 2 Stand by Power LED Remote IR 3 Infrared Sensor Transport 4 Pause Functions 5 Stop 6 Play 7 Open Close 8 Track Skip 9 Search forward and back Menu 10 Menu Navigation 11 Enter Functions 12 Menu Navigation 13 Title 14 Program 15 Clear 16 Direct Track Select Numbers Filter 17 Filter Select CD Transport 18 CD Transport Display 19 Display Functions 20 Dim 21 Display Select Not Used Setup and Disc D continued SECTION THREE Anatomy of the Evolution 505 continued Front Panel Description Power transport and display features are described below see Figure 1 on the previous page Most front panel features can be activated using the remote con trol keys Descriptions of special operational features are outlined on page 24 Power 1 Power Button or Key Use this button or key to switch the Evolution 505 between the stand by and operational modes 2 Stand by Power LED This LED illuminates red stand by when the Evolution 505 is plugged into a standard live AC wall receptacle and the rear panel power switch is turned on The LED will illuminate blue operational mode when the power button 1 or key is pressed while the Evoluti
6. new Krell CAST circuitry with existing Krell Current Mode technology to create entire CAST systems that reproduce music with incredible range tonality and precision The Voltage Signal Transmission and the Traditional Audio System Traditionally signal is transmitted in the voltage domain between two components In an audio system each component is a discrete entity with unique characteris tics that act upon the musical signal independently Each component is unaware of the other components in the system The cables that connect the components also have their own electrical characteristics which affect the sonic presentation of the entire system CAST transmission unifies individual components and inter connects into an electrically linked whole The original signal remains unaltered from source to speaker CAST Basics Here is how a CAST audio system works Internally each CAST source transfers or amplifies current using Krell Current Mode circuitry This current signal is then output using CAST circuitry When the signal is received by a CAST input Krell Current Mode circuitry again takes over until the signal reaches the loudspeaker By maintaining the musical signal in the current domain from beginning to end an entire CAST system behaves as if it is one component With CAST circuit board properties and signal transmission aberrations between components are eliminat ed Cable impedances and their effects on the transmitted signal
7. the cover or attempt to service this apparatus Use of controls or open n us adjustments or performance of procedures other than specified herein may result in hazardous direct or scattered radiation laser radiation exposure 11 The apparatus must be placed on a firm level surface where it is not exposed to dripping or splashing 12 The ventilation grids on the top of the apparatus and the space underneath it must be unob structed at all times during operation Do not place flammable material above or beneath the apparatus 13 Before making connections to the Evolution 505 ensure that the power is off and other compo nents are in mute or stand by mode Make sure all cable terminations are of the highest quality free from frayed ends short circuits or cold solder joints 14 THERE ARE NO USER SERVICEABLE PARTS INSIDE AN EVOLUTION 505 SACD CD PLAYER Please contact Krell if you have questions not addressed in this guide This product is manufactured in the United States of America Krell is a registered trademark of Krell Industries Inc and is restricted for use by Krell Industries Inc its subsidiaries and authorized agents Evolution Bias is a trademark of Krell Industries Inc and is a Krell technology based on U S Patent No 5 331 291 CAN Link CAST Evolution CAST and Krell Current Mode are trademarks of Krell Industries Inc All other trademarks are registered to their respective companies 2006
8. warranted herein the owner s sole remedy shall be repair In no event will Krell be liable for incidental or consequential damages arising from purchase use or inability to use the product even if Krell has been advised of the possibility of such damages Proof of purchase in the form of a bill of sale or receipted invoice substantiating that the product is within the warranty period must be presented to obtain warranty Service The warranty begins on the date of the original retail purchase as noted on the bill of sale or receipted invoice from an authorized Krell dealer or distributor Previously owned equipment when re purchased from an authorized Krell dealer or distributor has the balance of the original warranty based on the original date of manufacture The warranty for a Krell product is valid only in the country to which it was originally shipped through the authorized Krell distributor for that country and at the factory There may be restrictions on or changes to Krell s warranty because of regulations within a specific country Please check with your distributor for a complete under standing of the warranty in your country If the product is serviced by a distributor who did not import the unit there may be a charge for service even if the product is within the warranty period Freight to the factory is your responsibility Return freight within the United States U S A is included in the warranty If you have purchased y
9. In and Out Remote IR 33 RC 5 Input Serial Port 32 RS 232 Communication Port CAN Link 27 CAN Link Connectors AC Power 34 AC Power Switch Functions 35 IEC Power Cord Receptacle continued SECTION THREE Anatomy of the Evolution 505 continued Back Panel Description See Figure 3 on the previous page The back panel provides all the output connections remote control inputs and out puts and the AC power connection The back panel features are described below Analog Audio Outputs 25 Balanced Outputs One pair of balanced outputs with XLR connectors 26 Single ended Outputs For connection to a multi channel receiver with unbalanced RCA connectors L R left and right channel connections C center channel connection SW subwoofer connection SL SR left and right surround channel connections 28 CAST Outputs The Evolution 505 is equipped with two CAST outputs with 4 pin bayonet con nectors for use with Krell CAST equipped preamplifiers Digital Audio Outputs CD format only 29 Optical Digital Output One EIAJ fiber optical digital output with a TosLink connector 30 Coaxial Digital Output One S PDIF coaxial digital output with an RCA connector Remote Connections on the Back Panel 31 33 27 32 Power 34 35 12 VDC Trigger In and Out The output sends 12 VDC power on off signals to other Krell components and other devices that incorporate a 12 V trigger The input receives 12
10. Optical Coaxial L R MULTI Conventional YES YES NO YES YES CD Two channel YES YES NO NO NO SACD Multi channel YES YES YES NO NO SACD Connection Steps Follow these steps to connect the Evolution 505 to your system 1 Make sure all power sources and components are off before connecting inputs and outputs Neatly organize the wiring between the Evolution 505 and all system compo nents Separate AC wires from audio cables to prevent hum or other unwanted noises from being introduced into the system Remember that balanced outputs use three pin XLR connectors Single ended outputs use RCA connectors Maintain the correct left right orientation of these outputs To play an SACD you need to use the analog audio outputs Digital audio out puts are only available for conventional compact discs For multi channel SACD sACD MULTI two channel SACD SACD STEREO and conventional compact disc playback connect the Evolution 505 multi channel analog audio outputs to the surround preamp processor multi channel inputs All multi channel analog audio outputs are available in the SACD MULT format The center C subwoofer SW and surround SL SR multi channel outputs are not available in the CD or SACD formats The left L and right R multi channel outputs are always active For two channel and conventional compact disc playback only connect the Evolution 505 balanced analog audio outputs or the left L and right R m
11. SAcD MULTI The default format is SACD MULTI The current ly selected format appears in the front panel display 19 Prog Button or Key Press to begin programming a sequence of tracks If a disc is playing press stop 5 and then press prog To set up a program Press prog 14 then enter a track number using the Direct Track Access but tons 16 and press enter 11 Select another track and press enter and repeat until all desired tracks are chosen Press play 6 to begin the program To stop the program Press open close 7 to open the transport or press stop 5 once and prog twice Clear Button or Key Press to delete an unwanted entry in a program sequence Direct Track Access Buttons or Keys Buttons 0 through 9 access each track in a compact disc directly If tracks consist of 2 digits the buttons or keys must be pressed within 2 seconds of each other Filter Select Button or Key and LEDs Select filter responses for all disc formats The LED shows which filter is selected See page 26 for more details Compact Disc Transport This holds the disc Open and close it using the open close button or key 7 D continued SECTION THREE Anatomy of the Evolution 505 continued Display 19 Front Panel Display 20 21 Shows disc type and format and the current status of the Evolution 505 See page 27 for more details Dim Button or Key This reduces the brightness of the front panel display Display
12. The front panel display 19 reads REPEAT SINGLE Press the repeat key twice to repeat the whole disc The front panel display reads REPEAT ALL Press the repeat key a third time to cancel this function Using the Repeat A B Key 23 To create an A B loop start by playing a track When you hear the part that you want as the beginning of the loop press A B to insert the start position Press A B again to insert the finish position A B playback will automatically begin and will continue indefinitely To delete press A B again or press the stop button 5 or key Using the Front Panel Display 19 The front panel display shows the disc type the elapsed time of the track and the feature that has been selected for example REPEAT ALL or REPEAT SINGLE Press the display button 21 or key to show track time remaining disc elapsed time or disc time remaining Press the dim button 20 or key to reduce the brightness of the display Using the 12 V Trigger 31 This function allows you to turn other components on or off or to and from stand by from the Evolution 505 When the Evolution 505 is switched between stand by and the operational mode the 12 V trigger sends a signal from the 12 VDC Out that will switch other components allowing whole systems or parts of systems to be easily coordinated The 12 VDC input allows you to turn the Evolution 505 on or off or to and from stand by from other components Note When the component
13. VDC power on off signals from other components and devices that incorporate a 12 V trigger RC 5 Input The RC 5 remote connector is used with a third party remote control system that provides RC 5 IR data with the carrier intact via a wired connection A stereo tip ring sleeve 1 8 inch mini connector is used in the following config uration Tip RC 5 data Ring 5 V Sleeve GND CAN Link These RJ 45 link connectors are connected in parallel They are used to con nect the Evolution 505 in link mode to other CAN Link enabled Krell prod ucts RS 232 Communication Port This port allows you to send operational instructions to the Evolution 505 using an external computer control system The RS 232 port uses a 9 pin D subminiature connector AC Power Switch Use this switch to change the Evolution 505 from off to stand by IEC Power Cord Receptacle Use the provided IEC standard 15 amp power cord sco FOUR Connecting the Evolution 505 to Your System Using Balanced Connections Krell recommends using balanced interconnect cables Balanced interconnect cables can not only minimize sonic loss but are also immune to induced noise especially with installations using long cables Balanced connections have 6 dB more gain than single ended connections When level matching is critical keep this gain value in mind Table 1 Analog and Digital Connections CD Format Analog Output Digital Output Balanced Single ended
14. al via TosLink Remote Control 1 Wireless IR Remote 1 Remote IR sensor input via a 3 conductor 3 5 mm connector Control inputs 1 RS 232 port via a 9 pin D subminiature connector 1 12 VDC trigger input via 3 5 mm connector 1 Krell CAN Link via an RJ 45 connector Control outputs 1 12 VDC trigger output via 3 5 mm connectors 1 Krell CAN Link via an RJ 45 connector Dimensions 17 3 in W x 6 in H x 17 3 in D 43 8 cm W x 15 3 cm H x 43 8 cm D Weight Shipped 37 Ibs 16 8 kg Unit only 29 Ibs 13 2 kg Note All operational features functions specifications and policies are subject to change with out notification
15. are non existent How CAST and Krell Current Mode Interact While CAST is a new method of transferring the musical signal between compo nents its origin stems from Krell Current Mode the technology developed to transfer the musical signal within a component CAST combined with Krell Current Mode takes circuitry signal transmission to the next evolutionary level D continued SECTION ONE Evolution 505 Features and Technology continued In essence Krell Current Mode maintains the integrity of the signal within the component and CAST preserves the transmitted signal between components Together CAST and Krell Current Mode technologies unify separate Krell compo nents into a single global circuit Krell Current Mode technology enjoys bandwidth increases up to an order of magnitude greater than their voltage based counter parts This dramatic increase in circuit bandwidth delivers near perfection in the audible band that typically suffers from phase distortions in voltage circuits CAST Cable Construction A CAST system uses cables manufactured by Krell and other manufacturers spe cially licensed by Krell Thin and flexible CAST cables are constructed with the same build quality as other Krell components and are aesthetically matched to the components that Krell manufactures An all metal body and locking connectors with gold contacts are part of the standard no compromise specification devel oped for every CAST cable made Evolu
16. ate with three times less distortion than previous designs A zero feedback design pre serves the original harmonic structure of the recording and a 500 K bandwidth promotes low distortion and phase coherent performance The Evolution 505 uses PCM 1738 differential advanced segment DACs for supe rior dynamic range and a DCI drive with independent suspension for enhanced ergonomics and reliability The Evolution 505 will read redbook CDR 44 1 WAV AAC adts and adif DVD R RW R and RW discs The 16 character dot matrix LED display is highly visi ble and features an adjustable intensity For flexibility of control the back panel features a 2 way RS 232 interface an RC 5 connector and 12 VDC trigger inputs and outputs Krell Can Link connec tors allow the Evolution 505 to operate in link mode with other Evolution compo nents The outputs include balanced XLR single ended multi channel outputs and a pair of Evolution CAST outputs for the most robust connection to other Evolution components A 65 VA linear power supply is used for the drive mechanism for absolute voltage stability A separate 45 VA linear power supply for the audio circuits is optimized to power critical Class A audio topologies Revolutionary Krell CAST Technology Current Audio Signal Transmission termed CAST is a revolutionary method of connecting analog audio components for unparalleled sonic performance Innovative engineering combines the
17. ay serve you better 1 Obtain a Return Authorization Number R A number and shipping address from the Krell Service Department 2 Insure and accept all liability for loss or damage to the product during ship ment to the Krell factory and ensure all freight shipping charges are prepaid The product may also be hand delivered if arrangements with the Service Department have been made in advance Proof of purchase will be required for warranty validation at the time of hand delivery IMPORTANT Use the original packaging to ensure the safe transit of the product to the factory dealer or distributor Krell may at its discretion return a product in new packaging and bill the owner for such packaging if the product received by Krell was boxed in nonstandard packaging or if the original packaging was so damaged that it was unusable If Krell determines that new packaging is required the owner will be noti fied before the product is returned To purchase additional packaging please contact your authorized Krell dealer distributor or the Krell Service Department for assistance Specifications Frequency response 20 Hz to 20 kHz 0 0 0 5 dB Signal to noise ratio A weighted 105 dB THD 20 Hz to 20 kHz 82 dB Power Consumption 61W Analog Audio outputs 1 pr CAST via 4 pin bayonet connectors 1 pr balanced via XLR connector 6 single ended via RCA connector Digital Audio outputs 1 S PDIF via RCA 1 EIAJ optic
18. by Krell Industries Inc All rights reserved P N 309405 W Contents List of Tables and Illustrations page 4 A Letter from Dan D Agostino page 5 SECTION ONE Evolution 505 Features and Technology page 6 Features Revolutionary Krell CAST Technology Definition of Terms SECTION TWO Unpacking and Placement page 11 Opening the Evolution 505 Shipping Carton Placement AC Power Guidelines SECTION THREE Anatomy of the Evolution 505 page 13 Front Panel Description Remote Control Description Battery Installation and Removal Back Panel Description SECTION FOUR Connecting the Evolution 505 to Your System page 22 Using Balanced Connections Connection Steps SECTION FIVE Evolution 505 Operation page 24 Power On How to Play a Disc Disc Formats Data Disc Filter Repeat Functions 12 VDC Trigger RS 232 Port WARRANTY page 28 RETURN AUTHORIZATION PROCEDURE page 30 SPECIFICATIONS page 31 List of Illustrations and Tables Figure 1 page 13 Evolution 505 Front Panel Figure 2 page 17 Evolution 505 Remote Control Figure 3 page 19 Evolution 505 Back Panel Table 1 page 22 Analog and Digital Connections A Letter from Dan D Agostino Dear Audio Enthusiast Thank you for your purchase of the Krell Evolution 505 SACD CD Player Source components are the first vital link in the audio signal chain and an audio system can perform no better than the source allows For this reason have made every e
19. cable 1 Remote control 2 AAA size 1 5 Volt batteries for the remote 1 T 10 Torx wrench for the remote control 1 Packet containing the Quick Setup Guide and the Warranty Registration Card 2 Remove the accessory box and place to one side S Lift out the removable front piece of foam 4 Carefully lift out the Evolution 505 SACD CD Player It is quite heavy so get a firm grip on it before lifting or ask a friend to help 5 Place the Evolution 505 in a safe location and remove the protective plastic wrapping Notes If any of these items are not included in the shipping box please contact your authorized Krell dealer distributor or Krell for assistance Save all packing materials If you ship your Evolution 505 in the future repack the unit in its original packaging to prevent transit damage See Return Authorization Procedure on page 30 for more information continued SECTION TWO Unpacking and Placement continued Placement Before you install an Evolution 505 into your system please follow the guidelines in this section to select a location for your component This will facilitate a clean trouble free installation The Evolution 505 does not require a special rack or cabinet for installation The preamplifier chassis measures 17 3 in 43 8 cm wide 6 in 15 3 cm high and 17 3 in 43 8 cm deep Place the Evolution 505 on a firm level surface away from excessive heat humid ity or moisture The Evo
20. ffort to include the best technology in the design of this new Krell product At the heart of the Evolution 505 are separate linear power supplies that insure perfect operating conditions for the drive mechanism and audio circuits Discrete Class A gain stages are balanced and are utilized from input to output Current Mode topologies enable wide bandwidth performance while Current Audio Signal Transmission CAST transmitters insure the most robust connection to other Evolution components All of these technologies are heard in the authentic and satisfying audio reproduction of the Evolution 505 hope that you enjoy your new Evolution 505 source component Sincerely Daniel D Agostino Chief Executive Officer sono ONE Evolution 505 Features and Technology This section describes the innovative features and technology of the Evolution 505 SACD CD Player and defines CAST and other key terms used in this reference The Evolution 505 works to carefully transmit audio signals without damaging the ephemeral staging and dimensional components of the music A combination of advanced technologies and inspired design elevate the Evolution 505 SACD CD Player s performance to the reference level Features The Evolution 505 has Class A balanced Krell Current Mode topology from input to output for increased bandwidth New current mirror stages feature LED voltage reference Developed for the Evolution Two these current mirrors oper
21. from the original pur chase date In the event that Krell receives a product for warranty service that has been modi fied in any way without Krell authorization all warranties on that product will be void The product will be returned to original factory layout specifications at the owner s expense before it is repaired All repairs required after the product has been returned to original factory specifications will be charged to the customer at current parts and labor rates All operational features functions and specifications and policies are subject to change without notification To register your product for warranty benefits please complete and return the Warranty Registration Card enclosed in the shipping box within 15 days of pur chase Thank you Return Authorization Procedure If you believe there is a problem with your component please contact your dealer distributor or the Krell factory to discuss the problem before you return the com ponent for repair To expedite service you may wish to complete and e mail the Service Request Form in the Service Section of our website at http www krellonline com To contact the Krell Service Department TEL 203 298 4020 Monday Friday 9 00 AM to 5 00 PM EST FAX 203 795 2287 E MAIL service krellonline com WEBSITE http www krellonline com Evolution 505 PRODUCT MODEL NUMBER SERIAL NUMBER To return a product to Krell please follow this procedure so that we m
22. is in the operational mode the 12 VDC Out provides 12 V of DC out put When the component is in the stand by mode or off the DC output is 0 V The 12 VDC output current is limited to 30 mA Consult the owner s reference of the components used in a custom installation to take full advantage of the remote capability of the Evolution 505 Using the RS 232 Port 32 For more information on using the RS 232 communications port see RS 232 Port Sending Commands and Interpreting Data the developer s reference for the Evolution 505 Warranty Krell products have a limited warranty Amplifiers preamplifiers preamp processors and receivers carry a limited warranty of five years for parts and labor on circuitry Loudspeakers carry a limited warranty of five years for parts and labor CD and DVD players carry a limited warranty of five years for parts and labor on circuitry and three years for parts and labor on mechanical parts Should the product fail to perform at any time during the warranty Krell will repair it at no cost to the owner except as set forth in this warranty This warranty does not apply to damage caused by acts of God or nature This warranty shall be in lieu of any other warranty expressed or implied including but not limited to any implied warranty of merchantability or fitness for a particular purpose There are no warranties which exceed beyond those described in this document if the product does not perform as
23. log components transmitting the audio waveform between components in the current domain rather than in the voltage domain The speed and bandwidth provided by Krell CAST and its circuitry update Evolution CAST yield accurate realistic music reproduction enabling connected compo nents to perform as if they are all part of a single circuit Single ended A two wire input or output circuit Single ended connections are not recommend ed for connections requiring long cable runs Use care when using single ended connections because the ground connection is made last and broken first Turn the system off on prior to making or breaking single ended connections Operation Off When the back panel power switch 34 is in the down 0 position or the AC power supply cord is disconnected the component is off and the stand by power LED is not illuminated Stand by A low power consumption status that keeps the audio and regulator circuits at idle The stand by power LED 2 is illuminated in red when the component is in stand by mode Krell recommends leaving the component in stand by mode when it is not playing music Operation When the power button 1 or key is pressed the standby power LED 2 is illumi nated in blue and the component is in operational mode and ready to play music continued SECTION ONE Evolution 505 Features and Technology continued c SUPER AUDIO CD Technology Krell Current Mode A proprieta
24. lution 505 requires at least two inches 5 cm of clearance on each side and at least two inches 5 cm of clearance above the component to provide adequate ventilation Installation inside cabinetry may require additional ventilation Do not place the Evolution 505 near hum sensitive components such as preampli fier phono stages or turntables Although the Evolution 505 is well shielded plac ing it near these components could create interference and cause hum Note The Evolution 505 incorporates an advanced suspension system and does not require addi tional mass coupling or isolation You may experiment with feet or cones as long as they are not permanently affixed to the unit Any unauthorized modifications to the unit or elec tronics will void the warranty IMPORTANT Do not attach enhancement accessories such as rings mats or dampers to individ ual discs These accessories may interfere with the disc transport resulting in erratic playback and or poor sound AC Power Guidelines The Evolution 505 has superb regulation and does not require a dedicated AC cir cuit Avoid connections through extension cords or multiple AC adapters High quality 15 amp AC strips are acceptable The use of AC line conditioning devices or filters may be used if they are grounded and meet or exceed the unit s power supply rating of 100 VA IMPORTANT When the internal line fuse needs to be replaced contact your dealer distributor or Krell The line
25. n a single track or sequential tracks Press once to select the start of the repeat loop A and press again to select the end of the loop B See also Using the Repeat A B Key on page 27 Audio Key Cycles between the stereo and multi channel layers of an SACD disc The following remote control keys are not operational Setup disc subt angle and ret Battery Installation and Removal The remote control uses 2 AAA size 1 5 Volt batteries Batteries are included with the shipment To install the batteries 1 Remove the remote control backplate using the supplied T 10 Torx wrench 3 Install the batteries following the battery position diagram on the plastic battery receptacle Replace and secure the backplate Note Replace batteries when remote control function becomes intermittent Do not use a knife or other sharp object to remove the backplate as this may damage the remote control finish Remove batteries if the remote control is not used for a long period of time Battery leakage can damage the remote control Figure 3 Evolution 505 Back Panel m anaoa auno outputs 3 BiGrrAL auno Bur 099 ru Soc KRELL EYOLUTION Sos 33 27 32 34 Analog 25 Balanced Outputs Outputs 26 Single ended Outputs 28 CAST Outputs Digital 29 Optical Digital Output Outputs 30 Coaxial Digital Output 12V Trigger 31 12 VDC Trigger
26. on 505 is in stand by mode Remote Functions on the Front Panel 3 Infrared Sensor The infrared sensor receives commands from the Evolution 505 remote con trol For proper remote control operation make sure the infrared sensor is not covered or obstructed Transport Functions 4 Pause Button or Key Temporarily suspends playback of a track To resume playback at the point pause was engaged press play 5 Stop Button or Key Stops disc playback 6 Play Button or Key Starts playback from the beginning of the disc See also How to Play a Disc page 16 7 Open Close Button or Key Opens or closes the disc transport 8 Track Skip Forward and Back Buttons or Keys Track forward selects the track that follows the current track Track back selects the track that precedes the current track Press repeatedly do not hold to skip multiple tracks 9 Search Forward and Back Buttons or Keys Press and hold to scroll forward or backward in the current track Press play to return to normal playback D 10 11 12 13 14 15 16 17 18 Menu Button or Key Accesses three menu choices track number disc mode and sample rate Enter Button or Key Press to view track number disc mode and sample rate Menu Navigation Buttons or Keys Press the up or down arrows to navigate the three menu choices Title Button or Key Selects the format conventional CD cb two channel SACD SACD STEREO or multi channel SACD
27. our Krell product out side the U S A and wish to have it serviced at the factory all freight and associated charges to the factory are your responsibility Krell will pay return freight to the U S A based freight forwarder of your choice Freight and other charges to ship the product from the freight forwarder to you are also your responsibility Krell is not responsible for any damage incurred in transit Krell will file claims for damages as necessary for a product damaged in transit to the factory You are responsible for filing claims for shipping damages during the return shipment Krell does not supply replacement parts and or products to the owner of the prod uct Replacement parts and or products will be furnished only to the distributor performing service on this product on an exchange basis only any parts and or products returned to Krell for exchange become the property of Krell No expressed or implied warranty is made for any Krell product damaged by acci dent abuse misuse natural or personal disaster or unauthorized modification Any unauthorized voltage conversion disassembly component replacement perforation of chassis updates or modifications performed to the product will void the warranty The operating voltage of the product is determined by the factory and can only be changed by an authorized Krell distributor or at the factory The voltage for this product in the U S A cannot be changed until six months
28. rmat type disappears and the front panel display reads TRACK 1 and the track time as the disc begins playing Press the stop button 5 or key and then the title button 13 or key in order to select another disc format and view available tracks Adjust the volume level through your system volume control Press the stop button or key to end disc playback Press the play button or key to begin playback again from the first track To return the Evolution 505 to the stand by mode press the power button 1 or key Using the Title Button or Key 13 Use the title button 13 or key to select one of the three disc formats that the Evolution 505 plays cb conventional CD SACD STEREO two channel SACD and SACD MULTI multi channel SACD The currently selected format is shown in the front panel display 18 The default format for all SACD discs is SACD MULTI The tracks on the selected disc format are the only tracks that can be played To access tracks on alternate disc format press the title button or key again If there are no tracks in a particular format that format does not appear in the front panel display Perform the following steps in order to access the different formats on a hybrid SACD 1 Press the stop button 5 or key The front panel display reads the total tracks and time on the disc 2 Press the title button 13 or key until the desired format is seen in the front panel display The format name disappear
29. ry Krell circuit topology in which the audio gain stages of a component operate in the current rather than the voltage domain This unique technology pro vides the component with exceptional speed and a wide bandwidth SACD Disc A Super Audio Compact Disc SACD is an audio disc that provides exceptional high quality sound Based on the new Direct Stream Digital DSD technology a format that comprises a 1 bit system a SACD has a sampling frequency 64 times higher than that of a conventional audio CD With a frequency response of over 50 kHz and a dynamic range of 120 dB over the entire audible spectrum the results are spectacular There is no better audio disc reproduction You will recognize a SACD by the super audio compact disc logo There are three SACD disc types 1 Asingle layer disc consists of one high density HD layer A dual layer disc consists of two HD layers and can store twice as much infor mation as a single layer disc 3 A hybrid disc consists of one standard compact disc layer with conventional two channel audio compact disc information and one HD layer SACD Disc Hybrid Disc Type Each SACD disc type may contain two areas of recorded information a high quali ty two channel area and a high quality multi channel area Recorded information may vary per area Refer to the disc inlay for more information The hybrid SACD disc type has the most versatile disc playback options with two areas of recorded information
30. s and the front panel display reads the total tracks and time on the disc Press the play 6 button or key to begin playing the selected format Note The front panel display reads CHANGING LAYER whenever you move between the conven tional CD and SACD layers Navigating a Data Disc The Evolution 505 is capable of reading MP3 audio files from data discs that you prepare on a personal computer The front panel display indicates ROOT when you are at the beginning of the disc F corresponds to a closed folder and TOP desig nates an open folder Use the following buttons and keys to navigate within a data disc 1 Press the enter button 11 or key to open a folder or move back to a previous folder or to play a track 2 Press the up and down arrow buttons 12 or keys to move among tracks in a folder continued SECTION FIVE Evolution 505 Operation continued Using the Filter Button or Key 17 Four filters make subtle changes to the high frequencies at ultrasonic levels alter ing the sonic presentation from your loudspeakers Once a filter setting has been selected it is held in memory even if the Evolution 505 is turned off and then returned to operational status Filter 1 2 3 and 4 are available in any SACD format Only Filters 1 and 2 are available in the conventional CD format All filters have a different output gain higher bandwidth and a more gradual rolloff in the SACD format compared to Filter 1
31. tion CAST By employing radical current mirror circuitry the Evolution 505 components ele vate the CAST technology to another level This advanced use of the technology increases the linearity transient speed and bandwidth of the Evolution compo nents while reducing the distortion by an order of magnitude The Best Musical Performance When you operate a CAST system you will hear significant improvements in every performance area speed precision dynamic range depth and width of the sound stage transient impact tonal balance harmonic distortion and more The goal for CAST is the same company goal used for all Krell products Krell strives for the delivery of the best performance of a musical event for you using the full expres sion of technology to date Definition of Terms The following are definitions of key terms used in this owner s reference Inputs and Outputs Balanced A symmetrical input or output circuit that has equal impedance from both input terminals to a common ground reference point The industry standard for profes sional and sound recording installations balanced connections have 6 dB more gain than single ended connections and allow the use of long interconnect cables Balanced connections are completely immune to induced noise from the system or the environment CAST and Evolution CAST Krell Current Audio Signal Transmission or CAST is a proprietary Krell circuit tech nology for connecting ana
32. ulti channel outputs to the preamplifier balanced or single ended analog audio inputs For conventional compact disc playback only connect the Evolution 505 digital coaxial output or digital optics output to the corresponding preamp processor digital input Plug the AC power cord into the IEC power connector on the back panel Then plug the AC power cord into the wall socket sow FIVE Evolution 505 Operation This section provides information about operating the Evolution 505 See Front Panel Remote Control Description on pages 13 21 for more Evolution 505 play back features Power On Press the back panel power switch 34 labeled 1 When the Evolution 505 is ini tialized and in the stand by mode the red stand by LED 2 on the front panel illu minates Then press the power button 1 on the front panel or the power key on the remote control to place the Evolution 505 in the operational mode When the blue stand by LED 2 illuminates the Evolution 505 is in the operational mode and ready to play a SACD or a conventional compact disc How to Play a Disc 1 2 N fo Press the open close button 7 or key to open the disc transport Place the disc on the transport Press the open close button or key again to close the disc transport The front panel display reads the total tracks and time on the disc Press the play button 6 or key The format type is seen in the front panel dis play The fo
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